Convert ICD-10 Code S52.91XM to ICD-9

Source ICD-10 Code		Target ICD-9 Code
S52.91XM Unsp fx r forearm, subs for opn fx type I/2 w nonunion		733.82 Nonunion of fracture
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 S52.91XM - unspecified fracture of right forearm, subsequent encounter for open fracture type i or ii with nonunion based on the most recent General Equivalence Mappings (GEMS) information.