61641 Dilation ic vspsm each vsl sm ter
Also known as: intra-arterial vasodilator infusion
Percutaneous transluminal catheter vasodilatory agent infusion for treatment of intracranial vasospasm in individual vessel segment.
In Plain Language
Injecting relaxing medication into brain vessel
Clinical Context
Adjunctive or standalone treatment for vasospasm. Often used for resistant spasm following subarachnoid hemorrhage.
RVU Breakdown
| Work RVU | 4.33 |
| Total RVU | 4.33 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
As a surgical CPT code, proper documentation must include the operative report detailing the procedure performed, patient positioning, approach, findings, and any complications. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 4.33, this code ranks in the 30th percentile among Surgery codes — 1.8x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 61641?
CPT 61641 (Dilation ic vspsm each vsl sm ter) is a Surgery code. Percutaneous transluminal catheter vasodilatory agent infusion for treatment of intracranial vasospasm in individual vessel segment.
What is the wRVU value for CPT 61641?
The work RVU for CPT 61641 is 4.33. This code is primarily used by Interventional Radiology.
When is CPT 61641 used?
Adjunctive or standalone treatment for vasospasm. Often used for resistant spasm following subarachnoid hemorrhage.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.