10ICD Code Hub

422.91

Idiopathic myocarditis

The ICD-9 code for idiopathic myocarditis is 422.91.

Legacy code — retired October 1, 2015

ICD-10-CM equivalent

Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.

View ICD-9 → ICD-10 crosswalk for 422.91