27437 Revise kneecap
Also known as: patellar osteotomy, patellar revision, patellar bony realignment
Surgical revision of the patella (kneecap) to address malposition, degeneration, or instability through bone remodeling, patellar osteotomy, or similar bony procedures.
In Plain Language
bone surgery to fix the kneecap
Clinical Context
Used for patellofemoral malalignment, lateral compression syndrome, or high-riding patella. Bony approach for permanent realignment.
RVU Breakdown
| Work RVU | 8.71 |
| Total RVU | 8.71 |
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 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 8.71, this code ranks in the 53rd 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 27437?
CPT 27437 (Revise kneecap) is a Surgery code. Surgical revision of the patella (kneecap) to address malposition, degeneration, or instability through bone remodeling, patellar osteotomy, or similar bony procedures.
What is the wRVU value for CPT 27437?
The work RVU for CPT 27437 is 8.71. This code is primarily used by Orthopedic Surgery, Knee Surgery. It has a 90-day global period.
When is CPT 27437 used?
Used for patellofemoral malalignment, lateral compression syndrome, or high-riding patella. Bony approach for permanent realignment.
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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.