64645 Chemodenerv 1 extremity 5/> each
Also known as: extremity chemodenervation additional extensive groups
Chemodenervation of one extremity for each additional group of five or more muscles beyond the first.
In Plain Language
additional multiple muscle extremity relaxation injection
Clinical Context
Used when additional muscle groups of five or more are treated in one extremity.
RVU Breakdown
| Work RVU | 1.36 |
| Total RVU | 1.36 |
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 1.36, this code ranks in the 7th percentile among Surgery codes — 5.9x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 64645?
CPT 64645 (Chemodenerv 1 extremity 5/> each) is a Surgery code. Chemodenervation of one extremity for each additional group of five or more muscles beyond the first.
What is the wRVU value for CPT 64645?
The work RVU for CPT 64645 is 1.36. This code is primarily used by Neurology, Physiatry.
When is CPT 64645 used?
Used when additional muscle groups of five or more are treated in one extremity.
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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.