Convert ICD-10 Code G44.099 to ICD-9

Source ICD-10 Code Target ICD-9 Code
G44.099
Other trigeminal autonomic cephalgias (TAC), not intractable
339.09
Trigem autonmc cephl 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 G44.099 - other trigeminal autonomic cephalgias (tac), not intractable based on the most recent General Equivalence Mappings (GEMS) information.