Convert ICD-10 Code O28.1 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O28.1 Abnormal biochemical finding on antenat screening of mother		796.5 Abn find antenatl screen
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 O28.1 - abnormal biochemical finding on antenatal screening of mother based on the most recent General Equivalence Mappings (GEMS) information.