Convert ICD-10 Code C06.89 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
C06.89 Malignant neoplasm of overlapping sites of oth prt mouth		145.8 Malig neoplasm mouth NEC
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 C06.89 - malignant neoplasm of overlapping sites of other parts of mouth based on the most recent General Equivalence Mappings (GEMS) information.