64446 Njx aa and/or strd sternoclavicular nerve nfs img
Also known as: sciatic nerve block with branch localization, sciatic bifurcation block, tibial peroneal block
Nerve injection for anesthetic and/or steroid administration to the superficial and deep branches of the sciatic nerve with imaging guidance.
In Plain Language
leg nerve branches numbing shot with ultrasound; deep leg nerve pain injection
Clinical Context
Used when selective anesthesia of specific sciatic branches is needed for lower leg anesthesia or pain management. Provides more precise analgesia than proximal sciatic block.
RVU Breakdown
| Work RVU | 1.71 |
| Total RVU | 1.71 |
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 1.71, this code ranks in the 11th percentile among Surgery codes — 4.7x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 64446?
CPT 64446 (Njx aa and/or strd sternoclavicular nerve nfs img) is a Surgery code. Nerve injection for anesthetic and/or steroid administration to the superficial and deep branches of the sciatic nerve with imaging guidance.
What is the wRVU value for CPT 64446?
The work RVU for CPT 64446 is 1.71. This code is primarily used by Anesthesiology, Pain Management, Orthopedic Surgery.
When is CPT 64446 used?
Used when selective anesthesia of specific sciatic branches is needed for lower leg anesthesia or pain management. Provides more precise analgesia than proximal sciatic block.
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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.