ICD-10-CM > Q00-QA0 > Q65-Q79 > Q72 > Q72.0 Q72.0 Congenital complete absence of lower limb Non-Billable/Non-Specific Codes Q72.00Congenital complete absence of unspecified lower limbQ72.01Congenital complete absence of right lower limbQ72.02Congenital complete absence of left lower limbQ72.03Congenital complete absence of lower limb, bilateral