ICD-10-CM > M00-M99 > M05-M14 > M1A > M1A.3 > M1A.32 > M1A.322 M1A.322 Chronic gout due to renal impairment, left elbow Non-Billable/Non-Specific Codes M1A.3220..., without tophus (tophi)M1A.3221..., with tophus (tophi)