CPT code 36465 denotes ultrasound-guided injection of a noncompounded foam sclerosing solution into a single incompetent truncal vein of an extremity, a common minimally invasive treatment for symptomatic varicose veins. Nationally, utilization of image-guided sclerotherapy is relevant to outpatient vascular care, venous disease management, and benefit design for procedural vein therapies. Payers commonly managing coverage and reimbursement for this service include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare.

This publication provides a concise overview of CPT code 36465, including clinical context, expected service settings, and payer coverage landscape. Readers will find benchmarks for how the code is classified within outpatient procedural services, discussion of typical sites of service such as outpatient vascular clinics and ambulatory surgical centers, and a summary of policy and billing considerations relevant to national payers. The report also summarizes common modifiers associated with procedural billing and notes where input data is incomplete. This resource is intended for coding managers, billing teams, and policy analysts who need a focused briefing on the clinical and administrative aspects of ultrasound-guided foam sclerotherapy for a single truncal extremity vein.