Convert ICD-10 Code O33.6XX0 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O33.6XX0 Matern care for disproprtn due to hydrocephalic fetus, unsp		653.61 Hydroceph fetus-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.
O33.6XX0 Matern care for disproprtn due to hydrocephalic fetus, unsp		653.63 Hydroceph fetus-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 O33.6XX0 - maternal care for disproportion due to hydrocephalic fetus, not applicable or unspecified based on the most recent General Equivalence Mappings (GEMS) information.