ICD-10-CM > M00-M99 > M00-M02 > M02 > M02.3 M02.3 Reiter's disease Non-Billable/Non-Specific Applicable To Reactive arthritis Codes M02.30Reiter's disease, unspecified siteM02.31Reiter's disease, shoulderM02.311Reiter's disease, right shoulderM02.312Reiter's disease, left shoulderM02.319Reiter's disease, unspecified shoulderM02.32Reiter's disease, elbowM02.321Reiter's disease, right elbowM02.322Reiter's disease, left elbowM02.329Reiter's disease, unspecified elbowM02.33Reiter's disease, wristM02.331Reiter's disease, right wristM02.332Reiter's disease, left wristM02.339Reiter's disease, unspecified wristM02.34Reiter's disease, handM02.341Reiter's disease, right handM02.342Reiter's disease, left handM02.349Reiter's disease, unspecified handM02.35Reiter's disease, hipM02.351Reiter's disease, right hipM02.352Reiter's disease, left hipM02.359Reiter's disease, unspecified hipM02.36Reiter's disease, kneeM02.361Reiter's disease, right kneeM02.362Reiter's disease, left kneeM02.369Reiter's disease, unspecified kneeM02.37Reiter's disease, ankle and footM02.371Reiter's disease, right ankle and footM02.372Reiter's disease, left ankle and footM02.379Reiter's disease, unspecified ankle and footM02.38Reiter's disease, vertebraeM02.39Reiter's disease, multiple sites