Convert ICD-10 Code M99.21 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
M99.21 Subluxation stenosis of neural canal of cervical region		723.0 Cervical spinal stenosis
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 M99.21 - subluxation stenosis of neural canal of cervical region based on the most recent General Equivalence Mappings (GEMS) information.