Convert ICD-10 Code R06.5 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
R06.5 Mouth breathing		784.99 Head & neck symptoms NEC
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 R06.5 - mouth breathing based on the most recent General Equivalence Mappings (GEMS) information.