Convert ICD-10 Code K42.1 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K42.1 Umbilical hernia with gangrene		551.1 Umbilical hernia w gangr

ICD-10 to ICD-9 crosswalk for code K42.1 - umbilical hernia with gangrene based on the most recent General Equivalence Mappings (GEMS) information.