Convert ICD-10 Code Q21.2 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
Q21.2 Atrioventricular septal defect		745.60 Endocard cushion def NOS
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.
Q21.2 Atrioventricular septal defect		745.61 Ostium primum defect
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.
Q21.2 Atrioventricular septal defect		745.69 Endocard cushion def NEC
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 Q21.2 - atrioventricular septal defect based on the most recent General Equivalence Mappings (GEMS) information.