ICD-10-CM > M00-M99 > M05-M14 > M1A > M1A.0 > M1A.02 M1A.02 Idiopathic chronic gout, elbow Non-Billable/Non-Specific Codes M1A.021Idiopathic chronic gout, right elbowM1A.0210..., without tophus (tophi)M1A.0211..., with tophus (tophi)M1A.022Idiopathic chronic gout, left elbowM1A.0220..., without tophus (tophi)M1A.0221..., with tophus (tophi)M1A.029Idiopathic chronic gout, unspecified elbowM1A.0290..., without tophus (tophi)M1A.0291..., with tophus (tophi)