CPT code 64809 represents a thoracolumbar sympathetic nerve procedure in which a portion of the sympathetic chain is removed or destroyed to relieve pain or improve blood flow in patients with narrowed blood vessels. Nationally, this code captures interventions for vascular insufficiency and certain neuropathic pain conditions where modulation of sympathetic outflow is clinically indicated. Payers commonly covering such procedures include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare.

This publication provides clinicians, billing professionals, and policy analysts with a concise view of CPT code 64809. Readers will find: a clinical description and typical settings for the procedure; the list of major payers considered in the analysis; and what to expect in benchmarking and policy context. Where specific contractual or coding details are not provided in the source input, the publication notes that data are not available in the input. The focus is national, summarizing clinical purpose and service context relevant to reimbursement, utilization review, and coding workflows.