CPT 70496: CT Angiography Head with Contrast – Code Description

Correction: CPT 70496 is not an epidural injection code. It is:

70496 – Computed tomographic angiography, head, with contrast material(s), including noncontrast images, if performed, and image postprocessing.

Correct Epidural/Caudal Injection Codes

• 62321 – Injection(s), diagnostic/therapeutic, epidural/subarachnoid, cervical/thoracic.
• 62323 – … lumbar/sacral.
• 64479–64484 – Transforaminal epidural (by level).

70496 Clinical Indications

• Acute stroke (CTA + perfusion)
• Cerebral aneurysm, AVM, dissection
• Vascular trauma, stent follow-up
• Pre-surgical vascular mapping