ICD-10-CM > I00-I99 > I30-I5A > I43 I43 Cardiomyopathy in diseases classified elsewhere Billable/Specific Copy Code Copy Description Code First underlying disease, such as:amyloidosis (E85.-)glycogen storage disease (E74.0-)gout (M10.0-)thyrotoxicosis (E05.0-E05.9-) Type 1 Excludes cardiomyopathy (in):coxsackie (virus) (B33.24)diphtheria (A36.81)sarcoidosis (D86.85)tuberculosis (A18.84)