CPT® Code 36475

Endovenous ablation therapy of incompetent vein, extremity, inclusive of all imaging guidance and monitoring, percutaneous, radiofrequency; first vein treated

Percutaneous radiofrequency endovenous ablation therapy is a minimally invasive procedure designed to treat incompetent veins in the extremities. This procedure is particularly beneficial for patients suffering from venous insufficiency, where veins are unable to effectively return blood to the heart, leading to symptoms such as swelling, pain, and varicose veins. The process begins with the physician preparing the treatment site and ensuring that all necessary equipment, including the radiofrequency ablation catheter, is functioning properly. Imaging guidance plays a crucial role in this procedure, as it allows the physician to accurately locate the targeted vein and to map its entire length for effective treatment. Local anesthesia is administered to minimize discomfort during the procedure. The physician then makes a small incision to access the vein, performs a venotomy, and introduces a guidewire to facilitate the placement of a dilator and sheath. Once the sheath is secured, the radiofrequency probe is inserted and advanced along the vein, with continuous monitoring of various parameters to ensure the safety and effectiveness of the treatment. The application of radiofrequency energy, while withdrawing the probe, effectively closes off the incompetent vein, redirecting blood flow to healthier veins. This procedure is coded as CPT® Code 36475 for the first vein treated, with additional codes available for subsequent veins treated in the same extremity.