Convert ICD-10 Code C40.90 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
C40.90 Malig neoplasm of unsp bones and artic cartlg of unsp limb		170.9 Malig neopl bone NOS
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 C40.90 - malignant neoplasm of unspecified bones and articular cartilage of unspecified limb based on the most recent General Equivalence Mappings (GEMS) information.