Carcinomatosis

Carcinomatosis is a main term in the FY2027 ICD-10-CM Alphabetic Index (Index to Diseases and Injuries). The Index lists C80.0 for the term on its own. It has 2 subterms and 3 code entries. First-level subterms include peritonei, unspecified site. Confirm any code you find here in the Tabular List before you report it.