CPT code 33902 represents a unilateral pulmonary artery stent placement performed via abnormal vascular connections to relieve focal pulmonary artery narrowing. This interventional cardiology procedure is clinically important for patients with congenital or acquired pulmonary artery stenosis and can affect hemodynamics, symptom burden, and downstream care needs. Nationally, the code is relevant to hospital-based interventional programs and insurers managing high-cost cardiovascular procedures.

Key payers addressed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical procedure and its typical sites of service, a summary of common billing modifiers and coding context (where available), and guidance on what to expect in claims processing and payer coverage review. The publication covers benchmarking concepts for utilization and reimbursement, relevant policy considerations affecting endovascular pulmonary interventions, and clinical context to inform documentation and claim justification.

Data not available in the input for associated taxonomies, specific ICD-10 diagnosis mappings, related codes, and payer-specific reimbursement rates.