Convert ICD-10 Code O66.5 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O66.5 Attempted application of vacuum extractor and forceps		660.71 Failed forceps NOS-deliv
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.
O66.5 Attempted application of vacuum extractor and forceps		669.51 Forcep deliv NOS-deliver
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 O66.5 - attempted application of vacuum extractor and forceps based on the most recent General Equivalence Mappings (GEMS) information.