Convert ICD-10 Code O36.8399 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O36.8399 Matern care for abnlt fetl hrt rate or rhym, unsp tri, oth		656.80 Fet/plac prob NEC-unspec
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 O36.8399 - maternal care for abnormalities of the fetal heart rate or rhythm, unspecified trimester, other fetus based on the most recent General Equivalence Mappings (GEMS) information.