ICD-10-CM > M00-M99 > M05-M14 > M1A > M1A.0 > M1A.03 > M1A.039 M1A.039 Idiopathic chronic gout, unspecified wrist Non-Billable/Non-Specific Codes M1A.0390..., without tophus (tophi)M1A.0391..., with tophus (tophi)