Their is lot of confusion about finding ICD 10 code for nonischemic cardiomyopathy. Their are many condition whcih do not have specific ICD 10 code. For these condition either a unspecified or other specified code is reported.
Similary for nonischemic cardiomyopathy icd 10 code, when you search in index column it will lead to unspecified code. Hence, most of the coder are using unspecified code I42.9, for nonischemic cardiomyopathy. Some payers are accepting the other specified I42.8 as well for nonischemic cardiomyopathy.
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Related nonischemic cardiomyopathy ICD 10 codes
I42 Cardiomyopathy
Includes: myocardiopathy
Code first pre-existing cardiomyopathy complicating pregnancy and puerperium (O99.4)
Excludes2: ischemic cardiomyopathy (I25.5)
peripartum cardiomyopathy (O90.3)
ventricular hypertrophy (I51.7)
I42.0 Dilated cardiomyopathy
Congestive cardiomyopathy
I42.1 Obstructive hypertrophic cardiomyopathy
Hypertrophic subaortic stenosis (idiopathic)
I42.2 Other hypertrophic cardiomyopathy
Nonobstructive hypertrophic cardiomyopathy
I42.3 Endomyocardial (eosinophilic) disease
Endomyocardial (tropical) fibrosis
Löffler’s endocarditis
I42.4 Endocardial fibroelastosis
Congenital cardiomyopathy
Elastomyofibrosis
I42.5 Other restrictive cardiomyopathy
Constrictive cardiomyopathy NOS
I42.6 Alcoholic cardiomyopathy
Code also presence of alcoholism (F10.-)
I42.7 Cardiomyopathy due to drug and external agent
Code first poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4 or 6)
Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
I42.8 Other cardiomyopathies
I42.9 Cardiomyopathy, unspecified
Cardiomyopathy (primary) (secondary) NOS
I43 Cardiomyopathy in diseases classified elsewhere
Code first underlying disease, such as:
amyloidosis (E85.-)
glycogen storage disease (E74.0)
gout (M10.0-)
thyrotoxicosis (E05.0-E05.9-)
Excludes1: cardiomyopathy (in):
coxsackie (virus) (B33.24)
diphtheria (A36.81)
sarcoidosis (D86.85)
tuberculosis (A18.84)
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