Convert ICD-10 Code W99.XXXA to ICD-9

Source ICD-10 Code Target ICD-9 Code
W99.XXXA
Exposure to oth man-made environmental factors, init encntr
E902.8
Air pressure change 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 W99.XXXA - exposure to other man-made environmental factors, initial encounter based on the most recent General Equivalence Mappings (GEMS) information.