Convert ICD-10 Code D03.51 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
D03.51 Melanoma in situ of anal skin		172.5 Malig melanoma trunk
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 D03.51 - melanoma in situ of anal skin based on the most recent General Equivalence Mappings (GEMS) information.