ICD-10-CM > M00-M99 > M05-M14 > M1A > M1A.4 > M1A.41 > M1A.419 M1A.419 Other secondary chronic gout, unspecified shoulder Non-Billable/Non-Specific Codes M1A.4190..., without tophus (tophi)M1A.4191..., with tophus (tophi)