Convert ICD-10 Code O09.A3 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O09.A3 Suprvsn of preg with history of molar preg, third trimester		V23.1 Preg w hx-trophoblas dis
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 O09.A3 - supervision of pregnancy with history of molar pregnancy, third trimester based on the most recent General Equivalence Mappings (GEMS) information.