Convert ICD-10 Code D80.6 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
D80.6 Antibody defic w near-norm immunoglob or w hyperimmunoglob		279.09 Humoral immunity def 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 D80.6 - antibody deficiency with near-normal immunoglobulins or with hyperimmunoglobulinemia based on the most recent General Equivalence Mappings (GEMS) information.