CPT code 32853 denotes a bilateral lung transplant performed without cardiopulmonary bypass, replacing both lungs with donor organs. This high-complexity surgical code captures one of the most resource-intensive thoracic procedures performed at specialized transplant centers. Nationally, accurate coding for bilateral lung transplantation affects hospital case mix, reimbursement pathways, and quality reporting for transplant programs.

Key payers commonly involved in coverage and payment for this service include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context for the procedure, payer coverage patterns, and the types of benchmarks and policy topics typically associated with lung transplant billing and reimbursement. The analysis also highlights common documentation elements and service-line implications for inpatient surgical and intensive post-operative care.

This publication is intended to provide a clear, practical reference for billing staff, revenue cycle leaders, and policymakers seeking a national perspective on coding, payer considerations, and the clinical setting tied to CPT code 32853.