27420 Revision of unstable kneecap
Also known as: patellar realignment, patellar revision, medial reefing
Surgical revision of unstable patella (kneecap) through medial reefing, lateral release, patellar realignment, or soft tissue balancing to restore normal tracking and stability.
Clinical Context
Used for chronic patellar instability, lateral patellar tracking, recurrent patellar dislocation, and patellofemoral pain. Common in young patients.
RVU Breakdown
| Work RVU | 10.00 |
| Practice Expense RVU | 8.98 |
| Malpractice RVU | 2.13 |
| Total RVU | 21.11 |
Est. Medicare Payment
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.