Convert ICD-10 Code M89.021 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
M89.021 Algoneurodystrophy, right upper arm		733.7 Algoneurodystrophy
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 M89.021 - algoneurodystrophy, right upper arm based on the most recent General Equivalence Mappings (GEMS) information.