Convert ICD-10 Code D09.9 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
D09.9 Carcinoma in situ, unspecified		234.9 Ca in situ NOS

ICD-10 to ICD-9 crosswalk for code D09.9 - carcinoma in situ, unspecified based on the most recent General Equivalence Mappings (GEMS) information.