Convert ICD-10 Code R79.81 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
R79.81 Abnormal blood-gas level		790.91 Abnrml art blood gases
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 R79.81 - abnormal blood-gas level based on the most recent General Equivalence Mappings (GEMS) information.