This document discusses reimbursement for vascular interventions and provides coding guidance for lower extremity peripheral interventions. It begins with basic reimbursement concepts like place of service, diagnosis and procedure codes. It then reviews inpatient vs outpatient criteria and key acronyms. Coding rules and hierarchies are presented for lower extremity interventions including the femoral/popliteal, iliac and tibial/peroneal territories. Medicare payment rates for 2013 are shown for common lower extremity codes.