ICD-10-CM>Q00-QA1>Q65-Q79>Q71>Q71.5Q71.5Longitudinal reduction defect of ulnaNon-Billable/Non-SpecificCodesQ71.50Longitudinal reduction defect of unspecified ulnaQ71.51Longitudinal reduction defect of right ulnaQ71.52Longitudinal reduction defect of left ulnaQ71.53Longitudinal reduction defect of ulna, bilateral