Current
I42 — Cardiomyopathy
Part of Chapter 9: Diseases of the circulatory system , block Other forms of heart disease (I30-I5A) .
Official Notes
Child Codes
- I42.0 Dilated cardiomyopathy Has subcodes
- I42.1 Obstructive hypertrophic cardiomyopathy Billable
- I42.2 Other hypertrophic cardiomyopathy Billable
- I42.3 Endomyocardial (eosinophilic) disease Billable
- I42.4 Endocardial fibroelastosis Billable
- I42.5 Other restrictive cardiomyopathy Billable
- I42.6 Alcoholic cardiomyopathy Billable
- I42.7 Cardiomyopathy due to drug and external agent Billable
- I42.8 Other cardiomyopathies Has subcodes
- I42.9 Cardiomyopathy, unspecified Billable
Referenced By
Official notes on these codes cite I42.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS