CPT code 70498 identifies CT angiography of the neck with peripheral intravenous contrast administration, including noncontrast images if obtained and image post–processing. This procedure is a key diagnostic tool for evaluating vascular anatomy and pathology in the cervical region, including stenosis, dissection, aneurysm, and preoperative vascular mapping. Nationally, CT angiography of the neck is widely used in emergency and outpatient settings and carries implications for imaging utilization, radiology workflow, and payer coverage policies.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find: benchmark information on procedure utilization and common payer coverage considerations; an overview of clinical context and typical sites of service; and operational notes relevant to documentation and coding practice. The content situates CPT code 70498 within broader imaging services, clarifies what the code represents, and highlights factors that influence clinical use and payer interactions at a national level. Data not available in the input is noted where applicable.