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CPT 37239: Secondary Venous Stent Insertion, Endovascular
CPT code 37239 covers insertion of a stent in a vein via catheter access performed after stent insertion in a separate vein, with radiological supervision and interpretation included. This is a specialized endovascular procedure used in venous reconstruction and management of venous occlusive disease, and it matters nationally because it reflects growing use of minimally invasive techniques to treat complex venous pathology and can affect facility and professional payment policies across payers. Key payers included in this analysis are Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will learn the clinical context for using CPT code 37239, typical sites of service where the procedure is performed, common billing modifiers and coding considerations, and how major payers address coverage and payment for secondary venous stent placements. The summary also highlights related billing and documentation requirements and points readers to typical policy levers that influence authorization and reimbursement. Data not available in the input is noted where applicable.
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Billing Code Overview
CPT code 37239 describes insertion of an intravascular stent in a vein using a catheter after stent placement in a separate vein. The service includes radiological supervision and interpretation and may be performed through either open surgical access or percutaneous vascular access.
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Service type: Endovascular venous stent placement (secondary stent insertion)
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Typical site of service: Hospital outpatient department or ambulatory surgical center; may also be performed in an interventional radiology suite or hybrid operating room depending on clinical needs and access approach.