ICD-10-CM > Q00-QA0 > Q65-Q79 > Q72 > Q72.9 Q72.9 Unspecified reduction defect of lower limb Non-Billable/Non-Specific Codes Q72.90Unspecified reduction defect of unspecified lower limbQ72.91Unspecified reduction defect of right lower limbQ72.92Unspecified reduction defect of left lower limbQ72.93Unspecified reduction defect of lower limb, bilateral