64421 Njx aa and/or strd ntrcost nerve each
Surgery
+Add-on
Also known as: additional intercostal nerve block, intercostal extension
Injection of anesthetic and/or steroid into intercostal nerve, each additional injection. Add-on code for injecting additional intercostal nerves.
Clinical Context
Applied when intercostal nerve blocks are performed at multiple rib levels.
RVU Breakdown
| Work RVU | 0.49 |
| Practice Expense RVU | 0.51 |
| Malpractice RVU | 0.05 |
| Total RVU | 1.05 |
Est. Medicare Payment
$35.07
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Specialties
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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.