I42 Cardiomyopathy
ICD-10-CM category I42 sits in Chapter 9 (Diseases of the circulatory system, I00-I99). It contains 13 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
I42.0 Dilated cardiomyopathyI42.8 Other cardiomyopathies
Billable codes in I42
| Code | Description |
|---|---|
I42.00 | Dilated cardiomyopathy, unspecified |
I42.01 | Familial-genetic dilated cardiomyopathy |
I42.09 | Other dilated cardiomyopathy |
I42.1 | Obstructive hypertrophic cardiomyopathy |
I42.2 | Other hypertrophic cardiomyopathy |
I42.3 | Endomyocardial (eosinophilic) disease |
I42.4 | Endocardial fibroelastosis |
I42.5 | Other restrictive cardiomyopathy |
I42.6 | Alcoholic cardiomyopathy |
I42.7 | Cardiomyopathy due to drug and external agent |
I42.81 | Arrhythmogenic cardiomyopathy |
I42.89 | Other cardiomyopathies not elsewhere classified |
I42.9 | Cardiomyopathy, unspecified |
Search within ICD-10-CM for I42 and related codes
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