Convert ICD-10 Code S12.120B to ICD-9

Source ICD-10 Code		Target ICD-9 Code
S12.120B Other displaced dens fracture, init encntr for open fracture		805.12 Fx c2 vertebra-open
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 S12.120B - other displaced dens fracture, initial encounter for open fracture based on the most recent General Equivalence Mappings (GEMS) information.