Convert ICD-10 Code O33.2 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O33.2 Maternal care for disproprtn due to inlet contrctn of pelvis		653.21 Inlet contraction-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.
O33.2 Maternal care for disproprtn due to inlet contrctn of pelvis		653.23 Inlet contract-antepart
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 O33.2 - maternal care for disproportion due to inlet contraction of pelvis based on the most recent General Equivalence Mappings (GEMS) information.