CPT code 34704 represents the endovascular placement of an aorto–uni–iliac endograft to repair the infrarenal aorta or an iliac artery for nonrupture indications. This comprehensive procedure code bundles preprocedure sizing and device selection, nonselective catheterization, adjunctive angioplasty or stenting, any necessary endograft extensions from the renal arteries to the iliac bifurcation, and radiological supervision and interpretation. Nationally, this procedure is an important element of minimally invasive aortic and iliac aneurysm and occlusive disease management, affecting hospital resource allocation, device utilization, and specialty reimbursement.

Key payers addressed in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context and coding scope for 34704, expected sites of service, and typical service components captured by the code. The publication outlines benchmarks and utilization patterns where available, highlights relevant payment and policy considerations affecting coverage and billing, and situates the code within common vascular service lines. Data not available in the input is noted where applicable; the narrative focuses on national implications rather than state-level specifics.