ICD-10-CM 2027
ICD-10 code for South African cardiomyopathy syndrome
Other cardiomyopathies not elsewhere classified
From the official ICD-10-CM alphabetic index entry “South African cardiomyopathy syndrome”. Page updated September 29, 2026.
About coding South African cardiomyopathy syndrome
The ICD-10-CM code for South African cardiomyopathy syndrome is I42.89 (Other cardiomyopathies not elsewhere classified).
Within I42.8 (other cardiomyopathies), I42.89 is specifically for other cardiomyopathies not elsewhere classified. Related codes cover Arrhythmogenic cardiomyopathy (I42.81).
Code first: pre-existing cardiomyopathy complicating pregnancy and puerperium (O99.4).
As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.
Common questions about South African cardiomyopathy syndrome ICD-10 codes
What is the ICD-10 code for South African cardiomyopathy syndrome?
- I42.89 — Other cardiomyopathies not elsewhere classified.
Is I42.89 billable?
- Yes. I42.89 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can I42.89 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict I42.89 as a principal diagnosis.
Is I42.89 a CC or MCC?
- I42.89 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.