Convert ICD-10 Code J66.8 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
J66.8 Airway disease due to other specific organic dusts		504 Dust pneumonopathy 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 J66.8 - airway disease due to other specific organic dusts based on the most recent General Equivalence Mappings (GEMS) information.