CPT code 21340 covers open surgical repair of fractures of the nasal and ethmoid bones via a skin incision, including necessary soft-tissue repair and application of a fixation device. This code captures definitive operative management of displaced or complex nasal-ethmoid fractures that require direct visualization and stabilization, and is important nationally for surgical billing, trauma care pathways, and facility resource planning. Key payers typically involved in coverage decisions include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare.

Readers will find clinical context on the procedure type and typical care setting, plus analysis-ready information on payer coverage patterns and benchmarking where available. The publication includes benchmarks for utilization and payments, coding guidance relevant to surgical service lines, and discussion of policy updates that affect outpatient surgical reimbursement and facility designation. Practical items covered include typical sites of service, common clinical indications for open repair versus closed management, and implications for surgical teams and billing departments. Data not available in the input for associated taxonomies, ICD-10 diagnoses, and related codes.