CPT code 76811 denotes a transabdominal obstetric ultrasound that evaluates the fetus and mother with an expanded survey of fetal anatomy — including fetal heart rate, amniotic fluid assessment, placental location, and ventricular size. This code is widely used in prenatal diagnostic imaging and is important for documenting anatomical surveys that inform prenatal care, risk stratification, and follow-up planning. Nationally, use of this service impacts prenatal imaging utilization, prior-authorization workflows, and maternal-fetal care coordination.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of how the service is described clinically, typical sites of service, common billing modifiers associated with imaging claims, and the typical clinical findings captured during the study. The publication also summarizes benchmarking and reimbursement context, payer policy themes such as coverage criteria and documentation expectations, and coding considerations relevant for providers and billing staff. Data not available in the input is noted where applicable.