CPT code 46735 represents a combined transabdominal and sacroperineal repair for a high imperforate anus without a fistula — a complex congenital anorectal malformation requiring multidisciplinary surgical care. Nationally, this code is important because it captures a resource-intensive pediatric surgical procedure that typically requires inpatient operative time, specialized surgical expertise, and postoperative care.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of clinical context, typical sites of service, and procedural scope, plus benchmarking and policy-relevant content where available. The publication summarizes billing considerations tied to service intensity and hospital-based care, highlights common modifiers that payers may encounter on claims, and outlines areas where prior authorization or payer-specific rules often apply.

This report is intended for billing managers, surgical program administrators, and payer policy analysts seeking a concise reference for coding, claims handling, and the clinical setting of 46735. Data not available in the input is noted where applicable; the narrative emphasizes national applicability and operational considerations for hospitals and specialty surgical practices.