CPT code 36466 captures ultrasound-guided injection of a noncompounded foam sclerosing solution into multiple incompetent truncal veins of the same leg, a minimally invasive treatment commonly used for symptomatic varicose veins. The code matters nationally because varicose vein treatments are widespread in outpatient vascular and ambulatory surgery settings, and accurate coding affects claim adjudication, coverage determinations, and utilization tracking.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of the clinical context for foam sclerotherapy, how CPT code 36466 is positioned relative to other venous procedure codes, and the typical sites of service where the procedure is performed. The publication also summarizes common coding considerations, payer coverage patterns, and benchmarking context where available. Data not available in the input is noted where applicable.

This executive summary provides clinicians, billers, and policy analysts a concise guide to the purpose and national relevance of CPT code 36466, helping stakeholders identify where to look for payer-specific policies, prior authorization requirements, and billing nuances for image-guided foam sclerotherapy.