Convert ICD-10 Code S52.509N to ICD-9

Source ICD-10 Code		Target ICD-9 Code
S52.509N Unsp fx the low end unsp rad, 7thN		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 S52.509N - unspecified fracture of the lower end of unspecified radius, subsequent encounter for open fracture type iiia, iiib, or iiic with nonunion based on the most recent General Equivalence Mappings (GEMS) information.