Convert ICD-10 Code Z53.9 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
Z53.9 Procedure and treatment not carried out, unspecified reason		V64.3 No proc for reasons 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 Z53.9 - procedure and treatment not carried out, unspecified reason based on the most recent General Equivalence Mappings (GEMS) information.