CPT code 37609 denotes surgical ligation of the temporal artery, often performed to treat a temporal artery aneurysm and sometimes accompanied by a biopsy. This code captures a targeted vascular surgical intervention and is relevant to vascular surgeons, otolaryngologists, and surgical centers. Nationally, accurate coding of this procedure affects claims adjudication, facility and professional payment, and clinical documentation at hospitals and ambulatory surgical centers.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context, common billing considerations, and the service and site settings associated with the code. The publication summarizes benchmarks and payment considerations where available and highlights policy or coding guidance relevant to facility and professional reporting.

This analysis helps providers and billing teams understand the clinical intent of the code, typical settings where the procedure is furnished, and which major payers are commonly involved in coverage and claims processing. Data not available in the input is noted where applicable.