CPT code 50329 identifies the surgical preparation of a renal allograft, including arterial joining, performed on a cadaveric or living donor kidney prior to transplantation. This code captures a discrete intraoperative activity focused on vascular reconstruction and organ readiness and is central to billing for transplant procedures nationwide. Recognizing and correctly applying CPT code 50329 is important for hospitals and transplant centers because it delineates a specific preparatory service that occurs within the transplant episode and can affect surgical coding bundles and hospital billing workflows.

Key payers in this national coverage context include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find guidance on the clinical context of the service, how the code sits within transplant surgical services, and common administrative considerations tied to coverage and billing practice. The publication summarizes benchmark elements and policy-relevant updates where available and highlights areas where input data are not provided.

This summary is intended for billing staff, transplant program administrators, and policy analysts seeking a concise, national-level overview of CPT code 50329, its clinical meaning, and how it is used in the broader transplant service line.