CPT code 91022 represents a duodenal motility study using manometry to assess stomach and duodenal muscle pressure and movement. Nationally, this diagnostic procedure is important for evaluating patients with suspected gastric or small‑bowel motility disorders such as gastroparesis, pseudo‑obstruction, or unexplained nausea and vomiting. The code captures an objective physiologic test that can guide clinical management and specialist referral.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of clinical context for the test, typical sites of service, and what payers commonly consider when covering motility studies. The publication summarizes available benchmarks and utilization patterns where present, highlights relevant policy considerations affecting coverage and prior authorization, and outlines coding and billing elements that affect claims processing.

This summary is intended for clinicians, billing professionals, and policy analysts seeking a concise reference for CPT code 91022, its clinical purpose, and the payer landscape relevant to authorization and reimbursement practices.