Convert ICD-10 Code S40.022A to ICD-9

Source ICD-10 Code		Target ICD-9 Code
S40.022A Contusion of left upper arm, initial encounter		923.03 Contusion of upper arm
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 S40.022A - contusion of left upper arm, initial encounter based on the most recent General Equivalence Mappings (GEMS) information.