CPT code 78740 identifies a fluoroscopic contrast study used to detect ureteral reflux by imaging the bladder and ureters during contrast injection. Nationally, this code represents an important diagnostic tool for evaluating suspected vesicoureteral reflux, recurrent urinary tract infections, or structural abnormalities affecting urine flow. Accurate coding for this study supports appropriate clinical follow-up and care coordination for both pediatric and adult patients.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context, common sites of service, and the types of operational considerations that affect billing and coverage for genitourinary fluoroscopic studies. The publication outlines typical benchmarks for utilization and reimbursement where available, summarizes relevant policy and billing nuances, and highlights documentation elements tied to procedural justification.

This briefing is intended to inform coding professionals, radiology departments, and payers about the clinical purpose and billing classification of CPT code 78740, operational settings where the service is delivered, and areas where payers commonly focus prior authorization and medical necessity review.