ICD-10 code H67.9: Otitis media in diseases classified elsewhere
ICD-10 code H67.9 covers otitis media in diseases classified elsewhere. Sequence the underlying disease first, or the claim is denied.
ICD-10 code D65: Disseminated intravascular coagulation
ICD-10 code D65 is the billable diagnosis code for disseminated intravascular coagulation (DIC), also called defibrination syndrome. It sits in Chapter 3 (blood disorders, D50–D89) and is valid for fiscal year 2026. Because DIC is always secondary, code the underlying trigger first and sequence D65 after it. ICD-10 Code D65: definition and official description Most […]
ICD-10 Code V51.2XXD: Pedal cycle collision
ICD-10 Code V51.2XXD: definition and clinical description ICD-10 Code V51.2XXD is a billable ICD-10-CM diagnosis code with the full description: Person on outside of pick-up truck or van injured in collision with pedal cycle in nontraffic accident, subsequent encounter. It’s valid for dates of service on or after October 1, 2015, and remains active in […]
ICD-10 code I99.9: Unspecified circulatory system disorder
ICD-10 Code I99.9: Definition and clinical description ICD-10 Code I99.9 is the billable code for unspecified disorder of the circulatory system. Coders reach for it when documentation is incomplete, or when a presenting circulatory finding does not yet map to a confirmed diagnosis. It sits at the end of the I99 category as the code […]
ICD-10 code V10.5XXS: Pedal cycle passenger injury, sequela
Sequela coding trips up even experienced coders. When a cyclist treated months ago for injuries from a collision returns with chronic knee pain or a healed-but-symptomatic shoulder, the external cause code has to shift from D (subsequent encounter) to S (sequela), and the primary diagnosis has to reflect the late effect, not the original trauma. […]
ICD-10 code L84: Corns and callosities billing guide
ICD-10 Code L84 is the single billable ICD-10-CM diagnosis code for corns and callosities — localized thickening of the skin’s horny layer caused by pressure or friction. It covers all presentations, including plantar callus, heel callus, and clavus (corn), with no subcodes for laterality or lesion type. ICD-10 Code L84: Clinical description According to the […]
ICD-10 code I43: Cardiomyopathy due to other conditions
ICD-10 code I43 (Cardiomyopathy in diseases classified elsewhere) is a billable 2026 ICD-10-CM code for heart muscle dysfunction caused by another systemic disease rather than a primary cardiac condition. It carries a mandatory Code First instruction: the underlying etiology, such as amyloidosis or sarcoidosis, must be sequenced before I43. Secondary cardiomyopathy is one of the […]
ICD-10 code I37.1: Nonrheumatic pulmonary valve insufficiency
ICD-10 Code I37.1 covers nonrheumatic pulmonary valve insufficiency, a condition in which the pulmonary valve fails to close completely during diastole, allowing blood to flow backward from the pulmonary artery into the right ventricle. It can be assigned as a principal or secondary diagnosis and has been billable since the first year of non-draft ICD-10-CM. […]
ICD-10 code K23: Disorders of esophagus in diseases classified elsewhere
ICD-10 code K23: Definition and clinical description ICD-10 code K23 is a billable diagnosis code that describes disorders of the esophagus arising as a manifestation of a systemic disease classified elsewhere in ICD-10-CM. The esophageal problem is clinically significant, but the root cause sits in a different chapter entirely. K23 cannot be submitted as a […]
ICD-10 code K27.1: Acute peptic ulcer with perforation
ICD-10 Code K27.1 is a billable ICD-10-CM code for an acute peptic ulcer, site unspecified, with perforation. Coders use it when the record documents an acute peptic ulcer with perforation but does not confirm whether the ulcer is gastric or duodenal in origin. ICD-10 Code K27.1: definition and billable status K27.1 is a billable/specific ICD-10-CM […]