26518 Fusion of knuckle joints
Also known as: Complex knuckle fusion, Extensive multi-joint fusion, Advanced arthrodesis
Surgical fusion of multiple knuckle joints with more extensive arthrodesis or complex technique, performed for severe polyarticular disease or specific functional requirements.
In Plain Language
Complex surgery to fuse multiple finger joints; Extensive joint fusion for severe arthritis
Clinical Context
Indicated for severe polyarticular hand arthropathy, multiple joint involvement, or when specialized fusion techniques are required for optimal outcomes.
RVU Breakdown
| Work RVU | 9.04 |
| Total RVU | 9.04 |
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 90-day global period, which includes the day of the procedure, 1 day preoperative, and 90 days of postoperative care. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 9.04, this code ranks in the 55th percentile among Surgery codes — 1.1x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 26518?
CPT 26518 (Fusion of knuckle joints) is a Surgery code. Surgical fusion of multiple knuckle joints with more extensive arthrodesis or complex technique, performed for severe polyarticular disease or specific functional requirements.
What is the wRVU value for CPT 26518?
The work RVU for CPT 26518 is 9.04. This code is primarily used by Hand Surgery, Orthopedic Surgery. It has a 90-day global period.
When is CPT 26518 used?
Indicated for severe polyarticular hand arthropathy, multiple joint involvement, or when specialized fusion techniques are required for optimal outcomes.
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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.