Convert ICD-10 Code H70.019 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
H70.019 Subperiosteal abscess of mastoid, unspecified ear		383.01 Subperi mastoid abscess
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 H70.019 - subperiosteal abscess of mastoid, unspecified ear based on the most recent General Equivalence Mappings (GEMS) information.