{"id":168399,"date":"2026-07-29T10:32:03","date_gmt":"2026-07-29T10:32:03","guid":{"rendered":"https:\/\/pabau.com\/?p=168399"},"modified":"2026-08-17T11:49:17","modified_gmt":"2026-08-17T11:49:17","slug":"icd-10-code-m162","status":"publish","type":"post","link":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/","title":{"rendered":"ICD-10 Code M16.2: Bilateral osteoarthritis from hip dysplasia"},"content":{"rendered":"\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"MedicalWebPage\",\"headline\":\"ICD-10 Code M16.2: Bilateral Osteoarthritis Resulting from Hip Dysplasia\",\"description\":\"ICD-10 Code M16.2 (Bilateral Osteoarthritis Resulting from Hip Dysplasia) is a billable ICD-10-CM code effective October 1, 2025 for FY2026. Covers clinical criteria, documentation, M16.0 vs M16.2 differences, CPT crosswalk, and coding guidance.\",\"url\":\"https:\/\/pabau.com\/diagnostic-codes\/icd-10-code-m16-2\/\",\"audience\":{\"@type\":\"MedicalAudience\",\"audienceType\":\"Clinician\"},\"reviewedBy\":{\"@type\":\"Person\",\"name\":\"Dr Vanja Kitanova\",\"jobTitle\":\"Medical Reviewer\",\"affiliation\":{\"@type\":\"Organization\",\"name\":\"Pabau\"},\"knowsAbout\":[\"Medical Coding\",\"Clinical Documentation\",\"Healthcare Billing\",\"Clinical Safety\"],\"sameAs\":\"https:\/\/pabau.com\/blog\/author\/vanja\/\"},\"datePublished\":\"2026-07-25\",\"dateModified\":\"2026-07-25\"}<\/script>\n\n\n        <div id=\"key_takeaways\">\n            <div class=\"header\">\n                                    <img decoding=\"async\" src=\"https:\/\/pabau.com\/wp-content\/uploads\/2025\/12\/Key-Takeaways-Icon.svg\" alt=\"Key takeaways\" height=\"42\" width=\"42\">\n                                <h3>Key takeaways<\/h3>\n            <\/div>\n            <div class=\"list\">\n                                                            <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#3D3D46\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p>ICD-10 Code M16.2 identifies bilateral osteoarthritis of the hip caused specifically by hip dysplasia, not primary idiopathic OA.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#3D3D46\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p>M16.2 is billable and specific for FY2026, effective October 1, 2025, under the ICD-10-CM tabular list maintained by CMS and NCHS.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#3D3D46\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p>Physicians must explicitly document hip dysplasia as the etiology. Coders cannot infer dysplastic cause from imaging alone when assigning M16.2.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#3D3D46\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p>Practice management software like Pabau links M16.2 directly to procedure codes at claim submission, reducing denials from mismatched diagnosis-procedure pairs.<\/p>\n                        <\/div>\n                                                <\/div>\n        <\/div>\n    \n\n\n<p class=\"wp-block-paragraph\">Hip osteoarthritis claims are denied more often than coders expect, and the root cause is usually one missing word in the physician&#8217;s note: <em>dysplasia<\/em>. Without it, M16.0 is the safer call.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With it, ICD-10 Code M16.2 is the only correct code and the one that unlocks downstream surgical billing. This reference covers the clinical criteria, documentation rules, code differentiation, and CPT crosswalk that coders and clinicians need to assign M16.2 accurately for FY2026.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The distinction matters for reimbursement. Practices billing total hip arthroplasty paired with M16.0 risk claim rejection or audit flags. This happens when the chart documents a history of developmental dysplasia of the hip (DDH), for which ICD-10 Code M16.2 is the specific answer.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"ICD-10 Revisions: Stay Updated or Fall Behind\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/bqAyb-BCA0w?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 id=\"h-icd-10-code-m16-2-definition-and-billability\" class=\"wp-block-heading\">ICD-10 Code M16.2: Definition and billability<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ICD-10 Code M16.2 is a billable, specific ICD-10-CM diagnosis code representing <strong>bilateral osteoarthritis resulting from hip dysplasia<\/strong>. The code became effective on October 1, 2025 for the FY2026 code year, as confirmed by the <a href=\"https:\/\/www.cms.gov\/medicare\/coding-billing\/icd-10-codes\" target=\"_blank\" rel=\"nofollow noopener\">CMS ICD-10-CM annual update<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Because it is specific and billable, it can be submitted directly on a claim without additional subcode expansion. The full descriptor is: <em>Bilateral osteoarthritis resulting from hip dysplasia.<\/em> The WHO equivalent term is <em>Coxarthrosis resulting from dysplasia, bilateral<\/em>, per the <a href=\"https:\/\/icd.who.int\/browse10\/2019\/en\" target=\"_blank\" rel=\"nofollow noopener\">WHO ICD-10 browser<\/a>.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Attribute<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Details<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Code<\/td>\n<td style=\"padding:12px 16px;color:#374151\">M16.2<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Full descriptor<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral osteoarthritis resulting from hip dysplasia<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Code type<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Billable \/ Specific<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Effective date<\/td>\n<td style=\"padding:12px 16px;color:#374151\">October 1, 2025 (FY2026)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">ICD-10-CM chapter<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Chapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Block<\/td>\n<td style=\"padding:12px 16px;color:#374151\">M15-M19: Arthrosis<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Category<\/td>\n<td style=\"padding:12px 16px;color:#374151\">M16: Osteoarthritis of hip (Coxarthrosis)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">WHO equivalent<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Coxarthrosis resulting from dysplasia, bilateral<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">ICD-9-CM approximate<\/td>\n<td style=\"padding:12px 16px;color:#374151\">715.25 (approximate GEMs mapping only)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<h2 id=\"h-clinical-criteria-for-assigning-m16-2\" class=\"wp-block-heading\">Clinical criteria for assigning M16.2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Two conditions must be satisfied before ICD-10 Code M16.2 can be assigned. The first is confirmed bilateral osteoarthritis of the hip. The second, easy to overlook, is documented evidence that hip dysplasia caused the OA. This makes M16.2 a secondary OA code: the arthritis is a consequence of an underlying structural abnormality.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Confirmed bilateral hip OA:<\/strong> Imaging or clinical examination must establish osteoarthritic changes in both hips.<\/li>\n\n\n\n<li><strong>Documented dysplastic etiology:<\/strong> The treating physician must explicitly state that hip dysplasia (developmental dysplasia of the hip, DDH, or congenital hip dysplasia) is the cause. Coders cannot infer etiology from imaging alone.<\/li>\n\n\n\n<li><strong>Laterality satisfied:<\/strong> M16.2 covers bilateral involvement only. Unilateral dysplasia-related OA maps to M16.3.<\/li>\n\n\n\n<li><strong>Secondary OA confirmed:<\/strong> The dysplastic anatomy (shallow acetabulum, abnormal femoral head coverage) must be the structural mechanism driving joint degeneration.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">According to the <a href=\"https:\/\/icd10cmtool.cdc.gov\/\" target=\"_blank\" rel=\"nofollow noopener\">CDC\/NCHS ICD-10-CM official tool<\/a>, the M16 category is used for coxarthrosis across all etiologies. The subcategory distinction, primary versus secondary, depends entirely on what the physician documents as the underlying cause.<\/p>\n\n\n\n<h2 id=\"h-m16-2-vs-m16-0-key-differences\" class=\"wp-block-heading\">M16.2 vs M16.0: Key differences<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The most common coding mistake in the M16 category is using M16.0 when the physician has documented hip dysplasia as the cause of the OA. These two codes look similar at a glance but represent fundamentally different clinical diagnoses.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Feature<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">M16.0<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">M16.2<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Full descriptor<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral primary osteoarthritis of hip<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral osteoarthritis resulting from hip dysplasia<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">OA type<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Primary (idiopathic)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Secondary (dysplastic etiology)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Documentation required<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral hip OA with no documented structural cause<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral hip OA <em>plus<\/em> documented hip dysplasia as etiology<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Laterality<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Use when<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Chart shows idiopathic OA, no structural cause identified<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Chart explicitly links OA to DDH or hip dysplasia history<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Common error<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Assigned when dysplasia is documented (undercoding specificity)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Assigned without documented dysplastic etiology (overcoding)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">The key rule: M16.2 applies whenever the note says \u00abdue to hip dysplasia,\u00bb \u00absecondary to DDH,\u00bb or \u00abcoxarthrosis from developmental dysplasia.\u00bb M16.0 is reserved for cases where no structural cause is identified or documented.<\/p>\n\n\n\n<h2 id=\"h-related-codes-in-the-m16-category\" class=\"wp-block-heading\">Related codes in the M16 category<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The full M16 block covers coxarthrosis across all etiologies and laterality combinations. Coders working in orthopedics or physical therapy should have this table accessible when selecting from the M16 range. The <a href=\"https:\/\/www.aapc.com\/codes\/icd-10-codes-range\/\" target=\"_blank\" rel=\"nofollow noopener\">AAPC Codify ICD-10-CM lookup<\/a> provides searchable access to the full code set.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Code<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Description<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Notes<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.0<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral primary osteoarthritis of hip<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Idiopathic; no structural cause documented<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.10<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Unilateral primary osteoarthritis, unspecified hip<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Laterality unspecified; avoid when side is known<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.11<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Unilateral primary osteoarthritis, right hip<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Idiopathic, right side<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.12<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Unilateral primary osteoarthritis, left hip<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Idiopathic, left side<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.2<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral osteoarthritis resulting from hip dysplasia<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Requires documented dysplastic etiology; bilateral<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.30<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Unilateral osteoarthritis from dysplasia, unspecified hip<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Dysplastic etiology, one hip, side unspecified<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.31<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Unilateral osteoarthritis from dysplasia, right hip<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Dysplastic etiology, right hip<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.32<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Unilateral osteoarthritis from dysplasia, left hip<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Dysplastic etiology, left hip<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.4<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral post-traumatic osteoarthritis of hip<\/td>\n<td style=\"padding:12px 16px;color:#374151\">OA caused by prior hip trauma; bilateral<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.9<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Osteoarthritis of hip, unspecified<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Nonspecific; use only when chart lacks detail to support a specific subcode<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">Practices treating musculoskeletal conditions benefit from physical therapy EMR platforms that surface the full M16 block at the point of documentation. This reduces the chance of defaulting to M16.9 when a more specific code is warranted. The same table matters for <a href=\"https:\/\/pabau.com\/industry\/sports-medicine-software\/\">sports medicine practice management<\/a>, where hip OA from structural causes is common in younger patients.<\/p>\n\n\n\n<h2 id=\"h-documentation-requirements-for-m16-2\" class=\"wp-block-heading\">Documentation requirements for M16.2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The most common reason M16.2 claims get denied or queried on audit is incomplete documentation. Practices that build documentation checklists into their intake workflow.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The clinical record must contain all of the following to support M16.2:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bilateral OA confirmed:<\/strong> Explicit statement of osteoarthritis affecting both hips, supported by imaging (X-ray, MRI) showing joint space narrowing, osteophytes, or subchondral sclerosis bilaterally.<\/li>\n\n\n\n<li><strong>Hip dysplasia documented as etiology:<\/strong> The physician&#8217;s note must link the OA to dysplasia. Accepted phrases include: \u00abbilateral hip OA due to DDH,\u00bb \u00abcoxarthrosis secondary to developmental dysplasia of the hip,\u00bb \u00absecondary OA from hip dysplasia.\u00bb<\/li>\n\n\n\n<li><strong>Dysplasia history:<\/strong> Prior diagnoses of DDH (ICD-10 Q65.89 or an M16.2 precursor) or a history of pelvic osteotomy should appear in the chart. Imaging evidence of a shallow acetabulum or abnormal CE angle adds further support.<\/li>\n\n\n\n<li><strong>Laterality confirmed as bilateral:<\/strong> Both hips must be documented as affected. If only one hip is currently symptomatic despite bilateral structural abnormality, the laterality of current OA drives code selection.<\/li>\n\n\n\n<li><strong>Physician signature:<\/strong> The treating orthopedist or sports medicine physician must sign the note containing the etiology statement. Coders cannot add or infer the dysplastic cause.<\/li>\n<\/ul>\n\n\n        <div id=\"pro_tip\">\n            <div class=\"img\">\n                <svg width=\"42\" height=\"42\" viewBox=\"0 0 42 42\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                    <path fill-rule=\"evenodd\" clip-rule=\"evenodd\"\n                        d=\"M12.6383 19.5238C12.6632 21.2071 12.8734 22.9926 12.0685 24.5523C11.0341 26.8917 8.45076 28.169 7.56292 30.5918C6.63082 33.1061 7.19505 36.185 9.31371 37.9786C10.929 39.5678 13.4183 39.9873 15.6061 39.5463C17.4592 39.073 19.1049 37.8388 19.9706 36.1608C20.781 34.7141 20.7866 32.9904 20.5293 31.3985C20.1006 29.3092 18.3775 27.8705 16.9807 26.362C14.8814 24.1005 14.6684 20.6854 15.595 17.8915C16.4331 15.4768 19.0026 14.2344 20.0425 11.9461C20.7202 10.6769 20.7506 9.20327 20.6068 7.81304C20.1864 5.40098 18.3139 3.23631 15.8716 2.56674C13.9742 2.03969 11.8224 2.30052 10.1739 3.37614C8.70522 4.34688 7.5878 5.86618 7.28356 7.58178C6.76081 9.82981 7.53525 12.2822 9.20307 13.9118C10.7658 15.4741 12.4806 17.2273 12.6383 19.5238Z\"\n                        fill=\"#2BADD4\" \/>\n                    <path fill-rule=\"evenodd\" clip-rule=\"evenodd\"\n                        d=\"M22.7048 19.8387C22.6822 22.3279 24.4507 24.6234 26.7493 25.4682C28.0531 25.961 29.4725 25.9183 30.7989 25.5487C32.0575 24.9955 33.301 24.2237 34.0069 23.0092C34.8384 21.5811 35.2982 19.8286 34.7832 18.2094C34.3611 16.2507 32.8739 14.6541 31.0275 13.9426C28.6736 12.9595 25.8073 13.7942 24.1719 15.7001C23.2022 16.8366 22.6143 18.3326 22.7048 19.8387Z\"\n                        fill=\"#2BADD4\" \/>\n                <\/svg>\n            <\/div>\n            <div class=\"text\">\n                <h3>Pro Tip<\/h3>\n                <p>Flag charts where imaging reports mention &#8216;shallow acetabulum,&#8217; &#8216;increased anteversion,&#8217; or &#8216;decreased center-edge angle&#8217; but the physician&#8217;s note does not explicitly connect these findings to the OA diagnosis. These are high-probability M16.2 cases where a documentation query to the physician can correct the code before billing.<\/p>\n            <\/div>\n        <\/div>\n    \n\n\n<h2 id=\"h-approximate-synonyms-and-alternate-terms\" class=\"wp-block-heading\">Approximate synonyms and alternate terms<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Clinical notes rarely use the exact ICD-10 code descriptor verbatim. Knowing the alternate terms for M16.2 helps coders identify the correct code when scanning physician documentation. All of the following map to ICD-10 Code M16.2:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bilateral hip osteoarthritis due to developmental dysplasia of the hip (DDH)<\/li>\n\n\n\n<li>Coxarthrosis resulting from dysplasia, bilateral<\/li>\n\n\n\n<li>Secondary bilateral hip OA from hip dysplasia<\/li>\n\n\n\n<li>Bilateral dysplastic hip arthritis<\/li>\n\n\n\n<li>Osteoarthritis of both hips caused by congenital hip dysplasia<\/li>\n\n\n\n<li>Bilateral hip OA secondary to shallow acetabulum \/ acetabular dysplasia<\/li>\n\n\n\n<li>Bilateral coxarthrosis from DDH<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The term \u00abcoxarthrosis\u00bb appears frequently in orthopedic literature and WHO documentation as the clinical synonym for osteoarthritis of the hip. For coders working in orthopedic or musculoskeletal settings, recognizing this term is essential when reviewing procedure notes from surgeons trained outside the US.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Related bilateral secondary OA not caused by dysplasia falls under <a href=\"https:\/\/pabau.com\/diagnostic-codes\/icd-10-code-m166\/\">M16.6<\/a>, so confirming etiology still matters before assigning either code.<\/p>\n\n\n\n<h2 id=\"h-cpt-codes-commonly-used-with-m16-2\" class=\"wp-block-heading\">CPT codes commonly used with M16.2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M16.2 frequently appears on claims alongside surgical and non-surgical procedure codes. Payer-specific coverage policies determine which pairings are reimbursable. Always verify via the relevant LCD or NCD before submission. The table below reflects commonly associated CPT codes based on AAPC crosswalk data. No specific CPT-to-M16.2 pairing is universally reimbursed without payer verification.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">CPT Code<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Description<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Clinical scenario<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">27130<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Total hip arthroplasty<\/td>\n<td style=\"padding:12px 16px;color:#374151\">End-stage bilateral dysplastic OA requiring joint replacement<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">27132<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Conversion of previous hip surgery to total hip arthroplasty<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Patients who had prior pelvic osteotomy for DDH now requiring THA<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">27096<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Injection procedure for sacroiliac joint arthrography<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Diagnostic injection to differentiate hip vs SI joint pain source<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">20610<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Arthrocentesis, major joint<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Hip joint aspiration or injection for pain management<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">97110<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Therapeutic exercises<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Physical therapy for hip strengthening pre- or post-arthroplasty<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">97530<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Therapeutic activities<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Functional PT activities for hip OA rehabilitation<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">99213-99215<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Office or outpatient visit, established patient<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Ongoing management visits for bilateral dysplastic hip OA<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">CPT 27130 (total hip arthroplasty) is the highest-volume surgical pairing with M16.2. When billing THA with M16.2, verify the payer&#8217;s LCD for medical necessity criteria. Most policies require radiographic documentation of severe narrowing and failed conservative management.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CMS coverage policies for hip arthroplasty procedures change annually. Check the current LCD before submission.<\/p>\n\n\n\n<h2 id=\"h-common-coding-errors-and-how-to-avoid-them\" class=\"wp-block-heading\">Common coding errors and how to avoid them<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Three errors account for most M16.2 rejections and audit flags. Coders handling orthopedic claims should run a quick mental checklist against each before submission. Structured chart review at the point of coding also catches M16.9 misuse before submission.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Using M16.0 when dysplasia is documented:<\/strong> The most frequent error. If the physician&#8217;s note mentions DDH, hip dysplasia, or structural etiology for the OA, M16.0 is wrong. M16.2 is the required code.<\/li>\n\n\n\n<li><strong>Assigning M16.2 without documented etiology:<\/strong> The inverse error. Coders cannot infer hip dysplasia from imaging findings alone. If the note does not explicitly state dysplastic etiology, query the physician or default to M16.0.<\/li>\n\n\n\n<li><strong>Coding M25.551 instead of M16.2:<\/strong> M25.551 is a symptom code representing hip pain, not a diagnosis. When the underlying diagnosis is confirmed bilateral dysplastic OA, M16.2 is the correct code. M25.551 only applies when OA has not yet been diagnosed and hip pain is the presenting symptom under investigation.<\/li>\n\n\n\n<li><strong>Missing bilateral specificity:<\/strong> M16.2 requires both hips to be affected. If only one hip has OA despite bilateral structural dysplasia, use M16.31 or M16.32 (unilateral, specifying the side).<\/li>\n\n\n\n<li><strong>Using M16.9 (unspecified):<\/strong> Unspecified codes should only be used when the chart genuinely lacks the detail to support a specific subcode. When dysplasia is documented bilaterally, using M16.9 is undercoding and may trigger medical necessity reviews.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"h-icd-9-cm-to-icd-10-cm-historical-code-mapping\" class=\"wp-block-heading\">ICD-9-CM to ICD-10-CM: Historical code mapping<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">For legacy claim audits, retrospective record reviews, or payer correspondence involving claims filed before October 1, 2015, coders need the approximate ICD-9-CM equivalent. The General Equivalence Mappings (GEMs) crosswalk for ICD-10 Code M16.2 provides an <em>approximate<\/em> conversion only. GEMs mappings are not always 1:1 and should not be used for active coding decisions.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">ICD-10-CM Code<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">ICD-9-CM Approximate<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">ICD-9-CM Description<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Notes<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M16.2<\/td>\n<td style=\"padding:12px 16px;color:#374151\">715.25<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Osteoarthrosis, localized, secondary, pelvic region and thigh<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Approximate GEMs mapping only; not a true equivalent<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">ICD-9-CM captured secondary etiology under code 715.25, but it did not isolate hip dysplasia as a distinct cause the way ICD-10-CM M16.2 does. Code 715.25 covered any secondary, localized OA of the pelvic region and thigh, not just dysplasia-related cases.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This means historical claims under 715.25 cannot be assumed to represent dysplastic OA specifically. For cross-system audit purposes, treat any 715.25 legacy claim as requiring chart review to confirm the etiology documented at the time. A parallel example is <a href=\"https:\/\/pabau.com\/diagnostic-codes\/icd-10-code-m167\/\">M16.7<\/a>, which shows how the ICD-10-CM transition improved etiology specificity across the musculoskeletal chapter.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Related ICD-10 codes<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/pabau.com\/diagnostic-codes\/icd-10-code-m1990\/\">ICD-10 code M19.90 \u2014 Degenerative Joint Disease Documentation<\/a><\/li>\n\n\n<li><a href=\"https:\/\/pabau.com\/diagnostic-codes\/icd-10-code-m164\/\">ICD-10 Code M16.4 \u2014 Post-Traumatic Osteoarthritis, Bilateral Hips<\/a><\/li>\n<\/ul>\n\n\n\n<h2 id=\"h-how-pabau-streamlines-m16-2-documentation-and-claims\" class=\"wp-block-heading\">How Pabau streamlines M16.2 documentation and claims<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Orthopedic and physical therapy practices that handle high volumes of hip OA claims need their practice management platform to do more than store the code. Most ICD-10 reference pages stop at the code definition without addressing how coding happens inside clinical workflows.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Practice management software like Pabau. That might be 27130 for THA, or a physical therapy code for conservative management.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This pairing check catches mismatched diagnosis-procedure combinations before the claim leaves the practice. Without it, a claim submitted with M16.2 against an incompatible procedure code gets rejected at the payer level.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/cdn.pabau.com\/cdn\/attachments\/pulse\/content-engine\/diagnostic_codes\/icd-10-code-m162\/automate-claims-through-healthcode.webp\" alt=\"Pabau claims management dashboard\"\/><figcaption class=\"wp-element-caption\"><em>Pabau&#8217;s claims management dashboard links M16.2 to the matching procedure code automatically, so mismatched pairings get flagged before submission.<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:35px;width:800px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Pabau&#8217;s clinical documentation workflows support ICD-10 code entry at the point of care and tie diagnosis codes to the relevant service line. For practices scaling across multiple orthopedic or MSK specialties.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Teams evaluating platforms should also assess practice management software features such as code validation, claim scrubbing, and diagnosis-to-procedure linking.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/cdn.pabau.com\/cdn\/attachments\/pulse\/content-engine\/diagnostic_codes\/icd-10-code-m162\/comprehensive-emr-patient-record-management.webp\" alt=\"Comprehensive EMR and patient record management\"\/><figcaption class=\"wp-element-caption\"><em>Pabau&#8217;s EMR keeps the physician&#8217;s documented dysplasia etiology attached to the patient record, so coders can confirm M16.2 at a glance.<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:35px;width:800px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n        <div id=\"book_a_demo\">\n            <div class=\"left-side\">\n                <div class=\"logo\">\n                    <img decoding=\"async\"\n                        src=\"https:\/\/pabau.com\/wp-content\/uploads\/2026\/01\/Logo.svg\"\n                        alt=\"Logo\"\n                        loading=\"lazy\"\n                    \/>\n                <\/div>\n\n                <h3 class=\"heading\">\n                    Reduce M16.2 claim denials with built-in coding workflows                <\/h3>\n\n                <p class=\"description\">\n                    Pabau links ICD-10 diagnosis codes directly to procedure codes at claim submission. Flag missing documentation, reduce mismatched pairings, and streamline billing for orthopedic and physical therapy practices.                <\/p>\n\n                <div class=\"button-group\">\n                    <a href=\"\/book-demo\/\" class=\"btn btn-scale-effect btn-cta-color btn-md\">\n                        <span class=\"btn-text\">Book a demo<\/span>\n                        <div class=\"btn-icon btn-icon-right\" aria-hidden=\"true\">\n                            <svg\n                                width=\"14\"\n                                height=\"12\"\n                                viewBox=\"0 0 14 12\"\n                                fill=\"none\"\n                                xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\n                            >\n                                <path\n                                    d=\"M0.75 4.77295C0.335786 4.77295 0 5.10874 0 5.52295C0 5.93716 0.335786 6.27295 0.75 6.27295V5.52295V4.77295ZM13.2803 6.05328C13.5732 5.76039 13.5732 5.28551 13.2803 4.99262L8.50736 0.219648C8.21447 -0.073245 7.73959 -0.073245 7.4467 0.219648C7.15381 0.512542 7.15381 0.987415 7.4467 1.28031L11.6893 5.52295L7.4467 9.76559C7.15381 10.0585 7.15381 10.5334 7.4467 10.8263C7.73959 11.1191 8.21447 11.1191 8.50736 10.8263L13.2803 6.05328ZM0.75 5.52295V6.27295L12.75 6.27295V5.52295V4.77295L0.75 4.77295V5.52295Z\"\n                                    fill=\"currentColor\"\n                                ><\/path>\n                            <\/svg>\n                        <\/div>\n                    <\/a>\n                <\/div>\n            <\/div>\n\n            <div class=\"right-side\">\n                <img decoding=\"async\"\n                    src=\"https:\/\/pabau.com\/wp-content\/uploads\/2026\/01\/Home-Page-Concept-4.webp\"\n                    alt=\"Pabau claims management software for ICD-10 billing workflows\"\n                    loading=\"lazy\"\n                \/>\n            <\/div>\n        <\/div>\n        \n\n\n<h2 id=\"h-conclusion\" class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ICD-10 Code M16.2 is a specific, billable diagnosis for bilateral hip OA caused by hip dysplasia. The single most important rule: the physician must document the dysplastic etiology explicitly. Without that documentation, M16.0 is the correct code, regardless of what imaging shows.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Practices that build documentation checklists into clinical workflows and pair ICD-10 codes with procedure codes at the encounter level see fewer M16.2 denials. Pabau&#8217;s claims management software supports this pairing natively. <a href=\"https:\/\/pabau.com\/book-demo\/\">Book a demo<\/a> to see how it works in an orthopedic or physical therapy billing workflow.<\/p>\n\n\n        <div id=\"expert_picks\">\n            <div class=\"header\">\n                                    <img decoding=\"async\" src=\"https:\/\/pabau.com\/wp-content\/uploads\/2025\/11\/Expert-Picks.svg\" alt=\"Continue your research\" height=\"42\" width=\"42\">\n                                <h3>Continue your research<\/h3>\n            <\/div>\n            <div class=\"content\">\n                                                            <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#54B2D3\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p><strong>Need to document the exam findings behind a bilateral OA diagnosis?<\/strong> <a href=\"https:\/\/pabau.com\/blog\/range-of-motion-assessment\/\" target=\"_blank\" rel=\"noopener\">Range of motion assessment<\/a> covers how to record hip mobility loss consistent with the diagnosis.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#54B2D3\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p><strong>Screening older patients for fall risk before hip surgery?<\/strong> <a href=\"https:\/\/pabau.com\/templates\/falls-efficacy-scale\/\" target=\"_blank\" rel=\"noopener\">Falls efficacy scale<\/a> gives a validated tool for scoring fear of falling before and after treatment.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#54B2D3\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p><strong>Supporting patients through conservative management with nutrition guidance?<\/strong> <a href=\"https:\/\/pabau.com\/templates\/high-protein-meal-plan\/\" target=\"_blank\" rel=\"noopener\">High-protein meal plan<\/a> helps patients preserve muscle mass while working toward a healthy weight.<\/p>\n                        <\/div>\n                                                <\/div>\n        <\/div>\n    \n\n\n<h2 id=\"h-frequently-asked-questions\" class=\"wp-block-heading\">Frequently asked questions<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1785234265560\"><h3 class=\"schema-faq-question\">What is ICD-10 Code M16.2?<\/h3> <p class=\"schema-faq-answer\">ICD-10 Code M16.2 is a billable ICD-10-CM diagnosis code representing bilateral osteoarthritis resulting from hip dysplasia. It falls under the M16 category (coxarthrosis) in Chapter 13 of ICD-10-CM and is valid for FY2026, effective October 1, 2025. It identifies secondary hip OA where documented hip dysplasia is the structural cause of joint degeneration in both hips.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1785234265561\"><h3 class=\"schema-faq-question\">What is the difference between M16.0 and M16.2?<\/h3> <p class=\"schema-faq-answer\">M16.0 represents bilateral primary (idiopathic) osteoarthritis of the hip with no documented structural cause. M16.2 represents bilateral osteoarthritis where hip dysplasia has been explicitly documented as the etiology. If the physician&#8217;s note links the OA to DDH or hip dysplasia, M16.2 is required; M16.0 applies when no structural cause is identified.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1785234265562\"><h3 class=\"schema-faq-question\">Is M16.2 a billable ICD-10 code?<\/h3> <p class=\"schema-faq-answer\">Yes. M16.2 is a billable and specific ICD-10-CM code, confirmed valid for FY2026 with an effective date of October 1, 2025. It can be submitted directly on a claim without additional subcode expansion.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1785234265563\"><h3 class=\"schema-faq-question\">What documentation is required to use ICD-10 Code M16.2?<\/h3> <p class=\"schema-faq-answer\">The physician&#8217;s note must explicitly document bilateral osteoarthritis of the hip AND identify hip dysplasia as the etiology. Imaging supporting bilateral OA and a documented history of DDH (or equivalent structural finding) should also be present. Coders cannot infer the dysplastic cause from imaging alone.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1785234265564\"><h3 class=\"schema-faq-question\">What is the ICD-10 code for hip pain, and how does it differ from M16.2?<\/h3> <p class=\"schema-faq-answer\">M25.551 (right hip pain) and M25.552 (left hip pain) are symptom codes used when hip pain is the presenting complaint and no underlying diagnosis has been confirmed. M16.2 is a definitive diagnosis code for confirmed bilateral dysplastic OA. Once the diagnosis is established, the symptom code should not be used in its place.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1785234265565\"><h3 class=\"schema-faq-question\">What is the ICD-9-CM equivalent of M16.2?<\/h3> <p class=\"schema-faq-answer\">The approximate GEMs crosswalk maps M16.2 to ICD-9-CM code 715.25 (osteoarthrosis, localized, secondary, pelvic region and thigh). This is an approximate mapping only; ICD-9-CM did not capture the dysplastic etiology distinction, so 715.25 cannot be assumed to represent M16.2-equivalent cases in legacy data.<\/p> <\/div> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>M16.2 applies only when the physician documents dysplasia as the cause of bilateral hip OA. Without that, use M16.0.<\/p>\n","protected":false},"author":81,"featured_media":168398,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_linkdex":"","_yoast_wpseo_content_score":"","_yoast_wpseo_is_cornerstone":"","_yoast_wpseo_keywordsynonyms":"","_yoast_wpseo_focuskw_text_input":"","_seo_original_html":"","footnotes":""},"categories":[1549,1550,1125],"tags":[3724,2678,2995,2582],"class_list":["post-168399","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-diagnostic-codes","category-icd-10-cm","category-musculoskeletal-pain-management","tag-hip-oa","tag-icd-9-conversion","tag-osteoarthritis","tag-primary-vs-secondary-osteoarthritis"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>ICD-10 Code M16.2: Bilateral Hip OA from Dysplasia (FY2026)<\/title>\n<meta name=\"description\" content=\"M16.2 applies only when the physician documents dysplasia as the cause of bilateral hip OA. Without that, use M16.0.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ICD-10 Code M16.2: Bilateral Hip OA from Dysplasia (FY2026)\" \/>\n<meta property=\"og:description\" content=\"M16.2 applies only when the physician documents dysplasia as the cause of bilateral hip OA. Without that, use M16.0.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/\" \/>\n<meta property=\"og:site_name\" content=\"Pabau\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Pabau\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-29T10:32:03+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-17T11:49:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pabau.com\/wp-content\/uploads\/2026\/07\/icd-10-code-m162.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"630\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Aleksandar Kochovski\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@pabaucrm\" \/>\n<meta name=\"twitter:site\" content=\"@pabaucrm\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Aleksandar Kochovski\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data2\" content=\"12 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/\"},\"author\":{\"name\":\"Aleksandar Kochovski\",\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/#\\\/schema\\\/person\\\/73b672a49e20bfba8161e3c17ee3dda2\"},\"headline\":\"ICD-10 Code M16.2: Bilateral osteoarthritis from hip dysplasia\",\"datePublished\":\"2026-07-29T10:32:03+00:00\",\"dateModified\":\"2026-08-17T11:49:17+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/\"},\"wordCount\":2414,\"publisher\":{\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pabau.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/icd-10-code-m162.webp\",\"keywords\":[\"Hip Oa\",\"Icd 9 conversion\",\"Osteoarthritis\",\"Primary vs secondary osteoarthritis\"],\"articleSection\":[\"Diagnostic Codes\",\"ICD-10-CM\",\"Musculoskeletal &amp; Pain Management\"],\"inLanguage\":\"es\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/\",\"url\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/\",\"name\":\"ICD-10 Code M16.2: Bilateral Hip OA from Dysplasia (FY2026)\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pabau.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/icd-10-code-m162.webp\",\"datePublished\":\"2026-07-29T10:32:03+00:00\",\"dateModified\":\"2026-08-17T11:49:17+00:00\",\"description\":\"M16.2 applies only when the physician documents dysplasia as the cause of bilateral hip OA. 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It combines scheduling, electronic health records, clinical forms, payments, marketing automation, reporting, and patient engagement tools into one secure cloud system to help practices streamline operations and grow their business.\",\"foundingDate\":\"2011-10-20\",\"numberOfEmployees\":{\"@type\":\"QuantitativeValue\",\"minValue\":\"201\",\"maxValue\":\"500\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/#\\\/schema\\\/person\\\/73b672a49e20bfba8161e3c17ee3dda2\",\"name\":\"Aleksandar Kochovski\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/pabau.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/cropped-aleksandar-kochovski-profile-picture-96x96.jpeg\",\"url\":\"https:\\\/\\\/pabau.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/cropped-aleksandar-kochovski-profile-picture-96x96.jpeg\",\"contentUrl\":\"https:\\\/\\\/pabau.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/cropped-aleksandar-kochovski-profile-picture-96x96.jpeg\",\"caption\":\"Aleksandar Kochovski\"},\"description\":\"Aleksandar is a content strategist and editor working in tech publishing, with a background in higher education. He specializes in topics around compliance in software solutions. When he's not writing at Pabau, you can find him tending to his bonsai collection or hitting the gym.\",\"url\":\"https:\\\/\\\/pabau.com\\\/es\\\/blog\\\/author\\\/aleksandar-kochovski\\\/\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#faq-question-1785234265560\",\"position\":1,\"url\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#faq-question-1785234265560\",\"name\":\"What is ICD-10 Code M16.2?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"ICD-10 Code M16.2 is a billable ICD-10-CM diagnosis code representing bilateral osteoarthritis resulting from hip dysplasia. It falls under the M16 category (coxarthrosis) in Chapter 13 of ICD-10-CM and is valid for FY2026, effective October 1, 2025. It identifies secondary hip OA where documented hip dysplasia is the structural cause of joint degeneration in both hips.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#faq-question-1785234265561\",\"position\":2,\"url\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#faq-question-1785234265561\",\"name\":\"What is the difference between M16.0 and M16.2?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"M16.0 represents bilateral primary (idiopathic) osteoarthritis of the hip with no documented structural cause. M16.2 represents bilateral osteoarthritis where hip dysplasia has been explicitly documented as the etiology. If the physician's note links the OA to DDH or hip dysplasia, M16.2 is required; M16.0 applies when no structural cause is identified.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#faq-question-1785234265562\",\"position\":3,\"url\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#faq-question-1785234265562\",\"name\":\"Is M16.2 a billable ICD-10 code?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. M16.2 is a billable and specific ICD-10-CM code, confirmed valid for FY2026 with an effective date of October 1, 2025. It can be submitted directly on a claim without additional subcode expansion.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#faq-question-1785234265563\",\"position\":4,\"url\":\"https:\\\/\\\/pabau.com\\\/es\\\/diagnostic-codes\\\/icd-10-code-m162\\\/#faq-question-1785234265563\",\"name\":\"What documentation is required to use ICD-10 Code M16.2?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The physician's note must explicitly document bilateral osteoarthritis of the hip AND identify hip dysplasia as the etiology. Imaging supporting bilateral OA and a documented history of DDH (or equivalent structural finding) should also be present. 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He specializes in topics around compliance in software solutions. When he's not writing at Pabau, you can find him tending to his bonsai collection or hitting the gym.","url":"https:\/\/pabau.com\/es\/blog\/author\/aleksandar-kochovski\/"},{"@type":"Question","@id":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265560","position":1,"url":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265560","name":"What is ICD-10 Code M16.2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"ICD-10 Code M16.2 is a billable ICD-10-CM diagnosis code representing bilateral osteoarthritis resulting from hip dysplasia. It falls under the M16 category (coxarthrosis) in Chapter 13 of ICD-10-CM and is valid for FY2026, effective October 1, 2025. It identifies secondary hip OA where documented hip dysplasia is the structural cause of joint degeneration in both hips.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265561","position":2,"url":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265561","name":"What is the difference between M16.0 and M16.2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"M16.0 represents bilateral primary (idiopathic) osteoarthritis of the hip with no documented structural cause. M16.2 represents bilateral osteoarthritis where hip dysplasia has been explicitly documented as the etiology. If the physician's note links the OA to DDH or hip dysplasia, M16.2 is required; M16.0 applies when no structural cause is identified.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265562","position":3,"url":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265562","name":"Is M16.2 a billable ICD-10 code?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes. M16.2 is a billable and specific ICD-10-CM code, confirmed valid for FY2026 with an effective date of October 1, 2025. It can be submitted directly on a claim without additional subcode expansion.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265563","position":4,"url":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265563","name":"What documentation is required to use ICD-10 Code M16.2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The physician's note must explicitly document bilateral osteoarthritis of the hip AND identify hip dysplasia as the etiology. Imaging supporting bilateral OA and a documented history of DDH (or equivalent structural finding) should also be present. Coders cannot infer the dysplastic cause from imaging alone.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265564","position":5,"url":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265564","name":"What is the ICD-10 code for hip pain, and how does it differ from M16.2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"M25.551 (right hip pain) and M25.552 (left hip pain) are symptom codes used when hip pain is the presenting complaint and no underlying diagnosis has been confirmed. M16.2 is a definitive diagnosis code for confirmed bilateral dysplastic OA. Once the diagnosis is established, the symptom code should not be used in its place.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265565","position":6,"url":"https:\/\/pabau.com\/es\/diagnostic-codes\/icd-10-code-m162\/#faq-question-1785234265565","name":"What is the ICD-9-CM equivalent of M16.2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The approximate GEMs crosswalk maps M16.2 to ICD-9-CM code 715.25 (osteoarthrosis, localized, secondary, pelvic region and thigh). This is an approximate mapping only; ICD-9-CM did not capture the dysplastic etiology distinction, so 715.25 cannot be assumed to represent M16.2-equivalent cases in legacy data.","inLanguage":"es"},"inLanguage":"es"}]}},"yoast":{"focus_keyword":"ICD-10 Code M16.2","seo_title":"ICD-10 Code M16.2: Bilateral Hip OA from Dysplasia (FY2026)","meta_description":"M16.2 applies only when the physician documents dysplasia as the cause of bilateral hip OA. 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