CPT code 44721 denotes the intraoperative examination and preparation of a previously harvested small intestine, including preparation of the artery for anastomosis. This code applies to procedures in which harvested intestinal tissue is evaluated and its vascular structures are prepared to permit reattachment or transplantation. Nationally, this service is relevant to complex abdominal, transplant, and reconstructive surgical workflows where intestinal continuity or graft viability depends on careful vascular preparation.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication presents national benchmarks for coding and service utilization where available, explains the clinical context of the procedure, and summarizes common billing considerations and documentation elements tied to this surgical preparatory service. Readers will find a concise clinical description, expected site-of-service context, common modifier lists provided in the input, and notes on where input data were unavailable. This resource is intended for billing managers, surgical coding staff, and policy analysts seeking a focused overview of the code, its clinical role, and payer coverage scope at a national level.