ICD-10-CM > M00-M99 > M05-M14 > M1A > M1A.3 > M1A.30 M1A.30 Chronic gout due to renal impairment, unspecified site Non-Billable/Non-Specific Codes M1A.30X0..., without tophus (tophi)M1A.30X1..., with tophus (tophi)