Convert ICD-10 Code I48.91 to ICD-9

Source ICD-10 Code Target ICD-9 Code
I48.91
Unspecified atrial fibrillation
427.31
Atrial fibrillation
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 I48.91 - unspecified atrial fibrillation based on the most recent General Equivalence Mappings (GEMS) information.