Convert ICD-10 Code D01.3 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
D01.3 Carcinoma in situ of anus and anal canal		230.5 Ca in situ anal canal
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.
D01.3 Carcinoma in situ of anus and anal canal		230.6 Ca in situ anus NOS
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

ICD-10 to ICD-9 crosswalk for code D01.3 - carcinoma in situ of anus and anal canal based on the most recent General Equivalence Mappings (GEMS) information.