64505 N block spenopalatine gangl
Also known as: sphenopalatine ganglion block, pterygopalatine ganglion block, SPG block
Nerve block of the sphenopalatine ganglion through injection of anesthetic and/or steroid medication.
In Plain Language
facial nerve pain injection; cluster headache relief
Clinical Context
Used for cluster headaches, facial pain, and migraines. Blocks autonomic and sensory innervation to head and face.
RVU Breakdown
| Work RVU | 1.33 |
| Total RVU | 1.33 |
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. This code has a 0-day global period, meaning pre- and post-operative E&M visits are billable separately on the same day. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 1.33, this code ranks in the 7th percentile among Surgery codes — 6.0x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 64505?
CPT 64505 (N block spenopalatine gangl) is a Surgery code. Nerve block of the sphenopalatine ganglion through injection of anesthetic and/or steroid medication.
What is the wRVU value for CPT 64505?
The work RVU for CPT 64505 is 1.33. This code is primarily used by Pain Management, Neurology, Anesthesiology.
When is CPT 64505 used?
Used for cluster headaches, facial pain, and migraines. Blocks autonomic and sensory innervation to head and face.
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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.