CPT code 51900 covers surgical repair of vesicovaginal and urethrovaginal fistulas — openings between the vagina and the urinary bladder or urethra that often follow obstetric or gynecologic surgery. This procedure addresses significant patient morbidity, including continuous urinary leakage, recurrent infections, and psychosocial impacts. Nationally, accurate coding for fistula repair supports appropriate surgical care documentation, quality measurement, and payment consistency for complex pelvic reconstructive procedures.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise clinical context for the code, typical sites of service, and the common administrative considerations tied to billing and coverage. The publication summarizes national benchmarks where available, highlights payer coverage patterns, and reviews policy and coding guidance relevant to surgical fistula repair. Content is designed to help coding professionals, billing staff, and policy analysts understand how CPT code 51900 is used and where to focus documentation to reflect the clinical complexity of these repairs.

Data not available in the input for specific associated taxonomies, ICD-10 diagnoses, related codes, payer-specific reimbursement rates, and detailed utilization statistics.