Convert ICD-10 Code M31.30 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
M31.30 Wegener's granulomatosis without renal involvement		446.4 Wegener's granulomatosis
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 M31.30 - wegener's granulomatosis without renal involvement based on the most recent General Equivalence Mappings (GEMS) information.