{"id":159080,"date":"2026-07-20T10:14:09","date_gmt":"2026-07-20T10:14:09","guid":{"rendered":"https:\/\/pabau.com\/?p=159080"},"modified":"2026-08-17T11:45:01","modified_gmt":"2026-08-17T11:45:01","slug":"cpt-code-00192","status":"publish","type":"post","link":"https:\/\/pabau.com\/es\/procedure-codes\/cpt-code-00192\/","title":{"rendered":"CPT Code 00192: Anesthesia for facial bone and skull procedures"},"content":{"rendered":"\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"MedicalWebPage\",\"headline\":\"CPT Code 00192: Anesthesia for facial bone and skull procedures\",\"description\":\"CPT Code 00192 covers anesthesia for procedures on facial bones or skull. Learn base units, modifiers, Medicare reimbursement, and documentation requirements.\",\"url\":\"https:\/\/pabau.com\/procedure-codes\/cpt-code-00192\/\",\"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\":\"2026-07-20\",\"dateModified\":\"2026-07-20\"}<\/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>CPT Code 00192 describes anesthesia for radical surgery on facial bones or skull, including procedures that correct prognathism, with an ASA base unit value of 7.<\/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>Reimbursement is calculated using the formula: (base units + time units + modifying units) x the Medicare anesthesia conversion factor, which CMS updates annually.<\/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>Physical status modifiers P1-P5 and provider modifiers (AA, QX, QZ) are required with CPT Code 00192. Missing either is among the top denial reasons.<\/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>Pabau&#8217;s claims management software helps anesthesia practices apply modifiers accurately and submit complete claims with the supporting documentation Medicare requires.<\/p>\n                        <\/div>\n                                                <\/div>\n        <\/div>\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=\"CPT Coding Pitfalls Every Medical Practice Faces\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/vbvV5okdXKg?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-cpt-code-00192-definition-and-clinical-description\" class=\"wp-block-heading\">CPT Code 00192: Definition and clinical description<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CPT Code 00192 covers anesthesia for radical surgery on the facial bones or skull, including procedures that correct prognathism, an abnormally protruding jaw.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">According to the <a href=\"https:\/\/www.ama-assn.org\/practice-management\/cpt\/cpt-code-set-overview\" target=\"_blank\" rel=\"nofollow noopener\">American Medical Association (AMA)<\/a>, the official descriptor for CPT Code 00192 is anesthesia for procedures on facial bones or skull: radical surgery, including prognathism.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The code carries an ASA base unit value of 7 and falls within the CPT anesthesia section (codes 00100-01999), which uses base units and time units rather than the work RVU model applied to surgical CPT codes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CPT Code 00192 is often confused with 00190, the \u00abnot otherwise specified\u00bb code for the same facial bone and skull region. 00192 is actually the more specific of the two, reserved for radical procedures rather than a catch-all default.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Anesthesia practices relying on <a href=\"https:\/\/pabau.com\/features\/claims-management-software\/\">claims management software<\/a> to track base and time unit calculations can reduce arithmetic errors that cause systematic underpayment.<\/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\/billing_codes\/cpt-code-00192\/automate-claims-through-healthcode.webp\" alt=\"Automate claims and billing with Pabau\"\/><figcaption class=\"wp-element-caption\"><em>Automate claims and billing with Pabau<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 id=\"h-cpt-code-00192-at-a-glance\" class=\"wp-block-heading\">CPT Code 00192 at a glance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The table below summarizes the essential billing reference data for CPT Code 00192. Use it as a quick-check before submitting any claim for facial bone or skull anesthesia.<\/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;min-width:140px\">Field<\/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\">CPT Code<\/td>\n<td style=\"padding:12px 16px;color:#374151\">00192<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Official description<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Anesthesia for procedures on facial bones or skull; radical surgery (including prognathism)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">ASA base units<\/td>\n<td style=\"padding:12px 16px;color:#374151\">7 (verify against current ASA Relative Value Guide)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Code range<\/td>\n<td style=\"padding:12px 16px;color:#374151\">00100-00222 (head procedures)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Code status<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Active<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Anesthesia type<\/td>\n<td style=\"padding:12px 16px;color:#374151\">General or regional (surgeon-directed or independent)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Billing formula<\/td>\n<td style=\"padding:12px 16px;color:#374151\">(Base units + time units + modifying units) x conversion factor<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<h2 id=\"h-procedures-covered-under-cpt-code-00192\" class=\"wp-block-heading\">Procedures covered under CPT Code 00192<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CPT Code 00192 applies to radical surgery on the facial bones or skull, including procedures that correct prognathism. It carries a higher base unit value than the lower-scope 00190 code for the same anatomical region. These are the clinical scenarios where 00192 is the appropriate choice.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Facial bone reconstruction:<\/strong> Radical surgery to repair or reconstruct fractured or malformed facial bones, including the zygoma, orbital floor, and nasal bones<\/li>\n\n\n\n<li><strong>Craniofacial surgery:<\/strong> Extensive procedures addressing developmental craniofacial abnormalities that require radical access to the skull and facial skeleton<\/li>\n\n\n\n<li><strong>Skull base surgery:<\/strong> Radical operations on the skull base at the same level of complexity as facial bone radical surgery<\/li>\n\n\n\n<li><strong>Orthognathic correction of prognathism:<\/strong> Le Fort I, II, and III osteotomies and mandibular osteotomies performed to surgically correct prognathism, an abnormally protruding jaw<\/li>\n\n\n\n<li><strong>Mandibular and midface procedures:<\/strong> Radical surgical approaches to the mandible, midface, or temporal region<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Oral and maxillofacial surgeons and their billing teams should confirm a procedure meets the radical-surgery threshold before assigning 00192 rather than the lower base-unit 00190. Practices billing plastic and reconstructive surgery alongside oral surgery will encounter 00192 most frequently in extensive craniofacial reconstruction and facial trauma cases.<\/p>\n\n\n\n<h2 id=\"h-anesthesia-base-units-and-time-units-for-cpt-code-00192\" class=\"wp-block-heading\">Anesthesia base units and time units for CPT Code 00192<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Anesthesia reimbursement uses a unit-based model, not the RVU model used for surgical codes. Understanding this formula is essential before submitting any claim for CPT Code 00192.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The American Society of Anesthesiologists (ASA) assigns a base unit value to each anesthesia code. For CPT Code 00192, the ASA base unit value is 7, verified against the current ASA Relative Value Guide, as values can be revised annually.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Time units are calculated by dividing actual anesthesia time by 15-minute increments, meaning a 60-minute case generates 4 time units. Modifying units add additional value for physical status and qualifying circumstances.<\/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;min-width:140px\">Component<\/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\">Definition<\/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\">Example<\/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\">Base units<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Fixed value assigned by ASA to the procedure code<\/td>\n<td style=\"padding:12px 16px;color:#374151\">7 units for 00192<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Time units<\/td>\n<td style=\"padding:12px 16px;color:#374151\">1 unit per 15 minutes of actual anesthesia time<\/td>\n<td style=\"padding:12px 16px;color:#374151\">75-minute case = 5 time units<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Modifying units<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Physical status and qualifying circumstances add-ons<\/td>\n<td style=\"padding:12px 16px;color:#374151\">P3 = +1 unit (payer-dependent)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Conversion factor<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Dollar value per unit set by CMS annually<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Varies by year and locality; check <a href=\"https:\/\/www.cms.gov\/medicare\/physician-fee-schedule\/search\/overview\" target=\"_blank\" rel=\"nofollow noopener\">CMS fee schedule<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">For current RVU values and reimbursement estimates, use the <a href=\"https:\/\/fastrvu.com\/tools\/rvu-lookup\" target=\"_blank\" rel=\"nofollow noopener\">FastRVU lookup tool<\/a>, which pulls from CMS data and applies geographic modifiers. Practices billing across multiple locations should check locality-specific conversion factors, as reimbursement varies by geographic area.<\/p>\n\n\n\n<h2 id=\"h-physical-status-modifiers-used-with-cpt-code-00192\" class=\"wp-block-heading\">Physical status modifiers used with CPT Code 00192<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Physical status modifiers classify a patient&#8217;s health status at the time of anesthesia. They are required on anesthesia claims and directly affect reimbursement when payers recognize additional modifier units.<\/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;min-width:100px\">Modifier<\/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\">Patient 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\">ASA modifying units<\/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\">P1<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Normal healthy patient<\/td>\n<td style=\"padding:12px 16px;color:#374151\">0<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">P2<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Patient with mild systemic disease<\/td>\n<td style=\"padding:12px 16px;color:#374151\">0<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">P3<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Patient with severe systemic disease<\/td>\n<td style=\"padding:12px 16px;color:#374151\">1 (payer-dependent)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">P4<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Severe systemic disease that is a constant threat to life<\/td>\n<td style=\"padding:12px 16px;color:#374151\">2 (payer-dependent)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">P5<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Moribund patient not expected to survive without the operation<\/td>\n<td style=\"padding:12px 16px;color:#374151\">3 (payer-dependent)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">P6<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Brain-dead patient, organ donor procedures<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Not separately reportable in most contexts<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">Important: not all payers reimburse additional units for P3-P5 modifiers. Medicare and many commercial payers recognize only the physical status modifier for documentation purposes, without adding reimbursable units. Always verify payer-specific policy before expecting additional payment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The physical status classification must be documented in the pre-anesthesia evaluation note, not assigned retrospectively. Practices using digital forms for pre-anesthesia assessments can standardize this documentation capture at the point of care.<\/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\/billing_codes\/cpt-code-00192\/digital-forms.webp\" alt=\"Digital forms\"\/><figcaption class=\"wp-element-caption\"><em>Digital forms<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 id=\"h-crna-and-anesthesiologist-modifiers-for-cpt-code-00192\" class=\"wp-block-heading\">CRNA and anesthesiologist modifiers for CPT Code 00192<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Provider-type modifiers determine who performed the anesthesia service and the supervision arrangement. Applying the wrong modifier is a compliance risk and a denial trigger.<\/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;min-width:100px\">Modifier<\/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\">Who uses it<\/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\">When it applies<\/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\">AA<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Anesthesiologist<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Anesthesiologist personally performs the entire service<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">QX<\/td>\n<td style=\"padding:12px 16px;color:#374151\">CRNA<\/td>\n<td style=\"padding:12px 16px;color:#374151\">CRNA with medical direction by a physician<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">QZ<\/td>\n<td style=\"padding:12px 16px;color:#374151\">CRNA<\/td>\n<td style=\"padding:12px 16px;color:#374151\">CRNA without medical direction (independent)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">QY<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Anesthesiologist<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Medical direction of one CRNA<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">QS<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Anesthesiologist or CRNA<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Monitored anesthesia care (MAC)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">The distinction between QX and QZ has direct compliance implications. QX requires a documented medical direction relationship between the supervising anesthesiologist and the CRNA. Billing QX without that relationship constitutes a false claim under the Medicare Claims Processing Manual, Chapter 12. State-level supervision requirements for CRNAs also vary. Confirm applicable rules before billing.<\/p>\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>Audit your anesthesia claims quarterly for modifier consistency. A claim billed with AA for one case and QY for another, when the provider arrangement was identical, signals a documentation inconsistency that payers flag during prepayment review. Run a modifier frequency report from your billing system and investigate outliers before an auditor does.<\/p>\n            <\/div>\n        <\/div>\n    \n\n\n<h2 id=\"h-qualifying-circumstances-add-on-codes-for-anesthesia-billing\" class=\"wp-block-heading\">Qualifying circumstances add-on codes for anesthesia billing<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Qualifying circumstances codes (99100-99140) may be appended to CPT Code 00192 when unusual conditions increase the complexity or risk of administering anesthesia. These are add-on codes, not standalone billable codes.<\/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;min-width:100px\">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\">Payer coverage note<\/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\">99100<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Anesthesia for patient of extreme age (under 1 or over 70)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Generally recognized by Medicare; adds 1 modifying unit<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">99116<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Anesthesia complicated by utilization of total body hypothermia<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Payer-specific; document clinical necessity in the anesthesia record<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">99135<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Anesthesia complicated by utilization of controlled hypotension<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Rarely applicable; requires exceptional documentation<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">99140<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Anesthesia complicated by emergency conditions<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Payer-specific; \u00abemergency\u00bb must be documented with clinical rationale<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">Many commercial payers do not reimburse separately for qualifying circumstances codes. Verify payer policy before billing these add-on codes with CPT Code 00192.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For craniofacial procedures on pediatric patients under age 1. Documenting the qualifying circumstance in the intraoperative anesthesia record, not just on the claim form, is essential for withstanding audit scrutiny.<\/p>\n\n\n\n<h2 id=\"h-medicare-reimbursement-for-cpt-code-00192\" class=\"wp-block-heading\">Medicare reimbursement for CPT Code 00192<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Medicare calculates anesthesia payment using the formula: (base units + time units + modifying units) multiplied by the anesthesia conversion factor. The conversion factor is published annually in the Medicare Physician Fee Schedule Final Rule and varies by geographic locality.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For CPT Code 00192 with a base unit value of 7, a 90-minute procedure (6 time units) and a P1 patient (0 modifying units) generates 13 total units. Multiply those 13 units by the applicable conversion factor to calculate the Medicare allowable.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Reimbursement is specific to the MAC (Medicare Administrative Contractor) jurisdiction where the service was rendered, so a practice billing in California will receive a different rate than one in rural Ohio. Use the <a href=\"https:\/\/www.aapc.com\/codes\/cpt-codes-range\/\" target=\"_blank\" rel=\"nofollow noopener\">AAPC Codify CPT lookup<\/a> to cross-reference code-level reimbursement data alongside the official fee schedule.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Specific dollar amounts should always be verified against the current CMS Medicare Physician Fee Schedule, as rates change annually. Practices managing multiple payer contracts alongside Medicare can benefit from automated billing workflows that apply contract-specific fee schedules at the claim level rather than relying on manual rate tables.<\/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\/billing_codes\/cpt-code-00192\/automated-communication-in-pabau.webp\" alt=\"Automated communication in Pabau\"\/><figcaption class=\"wp-element-caption\"><em>Automated communication in Pabau<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:20px\" 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                    Simplify anesthesia billing documentation                <\/h3>\n\n                <p class=\"description\">\n                    Pabau helps anesthesia and surgical practices apply modifiers accurately, capture pre-anesthesia documentation, and submit complete claims. See how it works for your billing workflow.                <\/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 dashboard\"\n                    loading=\"lazy\"\n                \/>\n            <\/div>\n        <\/div>\n        \n\n\n<h2 id=\"h-icd-10-diagnosis-codes-commonly-paired-with-cpt-code-00192\" class=\"wp-block-heading\">ICD-10 diagnosis codes commonly paired with CPT Code 00192<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Every anesthesia claim requires a diagnosis code that supports medical necessity. The ICD-10 codes below are among the most frequently paired with CPT Code 00192 based on the procedures it covers. Payer policies on acceptable diagnosis pairings vary, so verify against the applicable Local Coverage Determination (LCD) where one exists.<\/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;min-width:130px\">ICD-10 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 context<\/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\">S02.40XA<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Fracture of malar, maxillary and zygoma bones, unspecified, initial encounter<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Facial trauma requiring surgical repair<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Q75.0<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Craniosynostosis<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Pediatric craniofacial reconstruction<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Q67.4<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Other congenital deformities of skull, face and jaw<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Craniofacial abnormality correction<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M27.8<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Other specified diseases of jaws<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Jaw pathology requiring surgical intervention<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">C41.0<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Malignant neoplasm of bones of skull and face<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Oncologic facial\/skull surgery<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">D16.4<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Benign neoplasm of bones of skull and face<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Excision of benign facial\/skull bone lesion<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">For bilateral fractures or procedures involving multiple facial bones, coders should sequence the most resource-intensive diagnosis code first. Practices billing for complex craniofacial cases may find value in reviewing how medical forms can capture diagnostic detail at the pre-operative consultation stage, reducing the risk of missing diagnosis codes at claim submission.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Skin cancer excision on the face or skull.<\/p>\n\n\n\n<h2 id=\"h-documentation-requirements-for-cpt-code-00192\" class=\"wp-block-heading\">Documentation requirements for CPT Code 00192<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Anesthesia claims for CPT Code 00192 require three distinct documentation layers: the pre-anesthesia evaluation, the intraoperative anesthesia record, and the post-anesthesia note. Missing any one of them is sufficient grounds for denial or recoupment.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pre-anesthesia evaluation:<\/strong> Must document the patient&#8217;s medical history, physical status classification (P1-P5), planned anesthetic approach, risk assessment, and informed consent. Must be completed before the procedure, not backdated.<\/li>\n\n\n\n<li><strong>Intraoperative anesthesia record:<\/strong> Must show start and stop times for anesthesia (the basis for time units), vital signs at regular intervals, medications administered with dosages and times, and the provider&#8217;s identity and role (basis for AA, QX, QZ modifier selection).<\/li>\n\n\n\n<li><strong>Post-anesthesia note:<\/strong> Must document the patient&#8217;s condition upon discharge from anesthesia care, any complications, and the responsible provider&#8217;s signature. Most payers require this note to be completed within 24 hours of the procedure.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">For Medicare, the anesthesia record must support the exact time billed. A record showing anesthesia from 8:02 to 9:47 covers 105 minutes, which is exactly 7 full 15-minute time units.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Overstating time units is among the most common audit triggers in anesthesia billing. <\/p>\n\n\n\n<h2 id=\"h-common-billing-errors-and-denial-reasons-for-cpt-code-00192\" class=\"wp-block-heading\">Common billing errors and denial reasons for CPT Code 00192<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Claim denials for anesthesia codes follow predictable patterns. These are the errors that consistently delay reimbursement for CPT Code 00192 and how to prevent them.<\/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;min-width:160px\">Error type<\/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\">How it happens<\/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\">Prevention<\/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\">Missing physical status modifier<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Claim submitted without P1-P5 modifier appended to 00192<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Build modifier as a required field in billing software; reject incomplete claims before submission<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Incorrect time reporting<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Time units calculated from surgical start\/stop rather than anesthesia start\/stop<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Train billing staff on the difference; anesthesia time runs from induction through emergence<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Wrong provider modifier<\/td>\n<td style=\"padding:12px 16px;color:#374151\">QX billed when no documented medical direction relationship existed<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Confirm supervision arrangement is documented before billing; align modifier with actual arrangement<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Using 00192 when 00190 applies<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Defaulting to 00192 as a catch-all when the procedure doesn&#8217;t meet the radical-surgery threshold, when the not-otherwise-specified code 00190 is the correct choice<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Confirm the procedure qualifies as radical surgery, including prognathism correction, before assigning 00192, and use 00190 when it doesn&#8217;t<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Unbundling qualifying circumstances<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Billing 99100-99140 with payers who do not recognize them<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Verify payer-specific policy on qualifying circumstances before appending add-on codes<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">Practices with high anesthesia claim volumes should run periodic denial analysis segmented by error type. Anesthesia denials tend to cluster around the same root causes in a given billing team, so fixing the upstream documentation or workflow issue resolves multiple claims at once, rather than correcting them one at a time.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Related CPT codes<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-00400\/\">CPT code 00400 \u2014 Anesthesia for integumentary system procedures<\/a><\/li>\n\n\n<li><a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-00210\/\">CPT Code 00210 \u2014 Anesthesia for intracranial procedures, NOS<\/a><\/li>\n\n\n<li><a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-00211\/\">CPT Code 00211 \u2014 Anesthesia for craniotomy for hematoma<\/a><\/li>\n\n\n<li><a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-00212\/\">CPT code 00212 \u2014 Anesthesia for intracranial procedures, subdural taps<\/a><\/li>\n<\/ul>\n\n\n\n<h2 id=\"h-how-pabau-supports-anesthesia-billing-workflows\" class=\"wp-block-heading\">How Pabau supports anesthesia billing workflows<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Anesthesia billing involves more interdependent moving parts than most code categories: physical status modifiers, provider-type modifiers, time unit calculations, qualifying circumstances, and three separate documentation layers that all need to align before a claim goes out. Errors at any one of those steps generate denials.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pabau&#8217;s claims management software helps surgical and anesthesia practices structure their pre-anesthesia documentation capture through configurable digital intake and assessment forms, so the physical status classification, consent, and risk assessment data are captured before the procedure and available at billing time.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For practices running multi-provider anesthesia teams.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For practices evaluating broader practice management software options for surgical settings, Pabau provides an integrated workflow from pre-operative documentation through post-procedure billing, reducing the handoff points where modifier and documentation errors typically occur.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CPT Code 00192 sits in a broader anesthesia code family that spans the surgical specialties Pabau supports. The same documentation and modifier workflow applies across each of these codes.<\/p>\n\n\n\n<h2 id=\"h-conclusion\" class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CPT Code 00192 is a straightforward code with a complex billing environment. The base unit value is fixed, but reimbursement depends on accurate time documentation, correct modifier selection, and diagnosis codes that support medical necessity, and errors in any layer compound into denials that take weeks to resolve.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pabau&#8217;s compliance management and claims tools help anesthesia and surgical practices resolve those documentation issues before claims go out, not after denials come back. To see how Pabau handles anesthesia billing workflows in practice, <a href=\"https:\/\/pabau.com\/book-demo\/\">book a demo<\/a> with the team.<\/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>Billing other anesthesia add-on codes?<\/strong> CPT Code <a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-00537\/\">00537<\/a> covers the full billing reference for anesthesia during cardiac procedures involving pericardial sac access.<\/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>Billing a screening service alongside anesthesia claims?<\/strong> HCPCS Code <a href=\"https:\/\/pabau.com\/procedure-codes\/hcpcs-code-g0180\/\">G0180<\/a> outlines documentation requirements for physician certification of home health services.<\/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>Need the right diagnosis code for a related jaw condition?<\/strong> ICD-10 Code <a href=\"https:\/\/pabau.com\/diagnostic-codes\/icd-10-code-m849\/\">M84.9<\/a> covers unspecified disorders of bone continuity that often accompany facial bone procedures.<\/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-1784537562172\"><h3 class=\"schema-faq-question\">What is CPT Code 00192 used for?<\/h3> <p class=\"schema-faq-answer\">CPT Code 00192 is used to bill anesthesia for radical surgery on the facial bones or skull, including procedures that correct prognathism, an abnormally protruding jaw. It covers facial bone reconstruction, craniofacial surgery, skull base surgery, and orthognathic osteotomies performed at the radical-surgery level of complexity.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1784537562173\"><h3 class=\"schema-faq-question\">How many base units does CPT Code 00192 have?<\/h3> <p class=\"schema-faq-answer\">CPT Code 00192 has a base unit value of 7 per the ASA Relative Value Guide, reflecting its radical-surgery designation rather than a routine procedure. This value may be revised in annual ASA RVG updates, so verify against the current guide before calculating reimbursement estimates.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1784537562174\"><h3 class=\"schema-faq-question\">How is CPT Code 00192 reimbursed by Medicare?<\/h3> <p class=\"schema-faq-answer\">Medicare reimburses CPT Code 00192 using the formula: (base units + time units + modifying units) multiplied by the Medicare anesthesia conversion factor. The conversion factor is updated annually and varies by geographic locality. Verify current rates using the CMS Medicare Physician Fee Schedule lookup tool.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1784537562175\"><h3 class=\"schema-faq-question\">What modifiers are used with CPT Code 00192?<\/h3> <p class=\"schema-faq-answer\">CPT Code 00192 requires two modifier categories: a physical status modifier (P1-P5) documenting the patient&#8217;s health classification, and a provider-type modifier identifying who performed the service (AA for a personally performing anesthesiologist, QX for a supervised CRNA, QZ for an independent CRNA). Both are required on every claim.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1784537562176\"><h3 class=\"schema-faq-question\">What is the difference between CPT Code 00192 and other head anesthesia codes?<\/h3> <p class=\"schema-faq-answer\">CPT Code 00192 and CPT Code 00190 both apply to the facial bones and skull, but at different levels of complexity. 00192 covers radical surgery, including procedures that correct prognathism, and carries 7 base units. 00190 is the not-otherwise-specified code for the same region and carries 5 base units. Intracranial and brain procedures fall outside this pair entirely, in a separate code range such as CPT Code 00210. Confirm a procedure meets the radical-surgery threshold before assigning 00192.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1784537562177\"><h3 class=\"schema-faq-question\">What documentation is required to bill CPT Code 00192?<\/h3> <p class=\"schema-faq-answer\">Billing CPT Code 00192 requires three documentation elements: a pre-anesthesia evaluation completed before the procedure (including physical status classification and informed consent), a complete intraoperative anesthesia record showing start and stop times, medications, and provider identity, and a post-anesthesia note documenting the patient&#8217;s condition at discharge from anesthesia care.<\/p> <\/div> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>CPT Code 00192: Definition and clinical description CPT Code 00192 covers anesthesia for radical surgery on the facial bones or skull, including procedures that correct prognathism, an abnormally protruding jaw. According to the American Medical Association (AMA), the official descriptor for CPT Code 00192 is anesthesia for procedures on facial bones or skull: radical surgery, [&hellip;]<\/p>\n","protected":false},"author":77,"featured_media":159079,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_linkdex":"88","_yoast_wpseo_content_score":"30","_yoast_wpseo_is_cornerstone":"","_yoast_wpseo_keywordsynonyms":"[\"\",\"\",\"\",\"\"]","_yoast_wpseo_focuskw_text_input":"","_seo_original_html":"","footnotes":""},"categories":[1433,1546],"tags":[],"class_list":["post-159080","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-billing-codes","category-cpt-codes"],"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>CPT Code 00192: Anesthesia for facial bone and skull 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is an all-in-one healthcare practice management software platform designed for clinics, medspas, therapists, and medical professionals. 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