CPT code 63307 denotes a specialized spinal surgery: partial or complete excision of the main body of a single vertebra to remove an intradural lesion in the lumbar or sacral spine, performed via a transperitoneal or retroperitoneal approach. This code captures a high-complexity operative intervention that is clinically significant for patients with intradural spinal tumors or lesions that require direct vertebral body access. Nationally, the procedure is relevant to hospital surgical services and spine surgery programs and has implications for inpatient and ambulatory surgical center workflows, case mix, and resource utilization.

Key payers included in this analysis are Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of what CPT code 63307 represents, clinical context for when the procedure is used, and the typical sites of service. The publication outlines benchmarking and billing considerations, common modifiers, and related coding topics where available. It also summarizes policy or reimbursement factors that commonly affect high-complexity spine procedures and highlights areas for clinical documentation focus. Data not available in the input is noted where relevant.