28304 Incision of midfoot bones
Also known as: midfoot incision, navicular surgery, midfoot bone access
Surgical incision into the midfoot bones (navicular, cuboid, or cuneiforms) for decompression, biopsy, or treatment of midfoot pathology such as avascular necrosis, stress fractures, or bone marrow edema.
In Plain Language
Midfoot surgery; Navicular access; Midfoot bone treatment
Clinical Context
Used for midfoot bone pathology including avascular necrosis of the navicular, stress fractures, or other conditions requiring direct surgical decompression and evaluation.
RVU Breakdown
| Work RVU | 9.17 |
| Total RVU | 9.17 |
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 9.17, 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 28304?
CPT 28304 (Incision of midfoot bones) is a Surgery code. Surgical incision into the midfoot bones (navicular, cuboid, or cuneiforms) for decompression, biopsy, or treatment of midfoot pathology such as avascular necrosis, stress fractures, or bone marrow edema.
What is the wRVU value for CPT 28304?
The work RVU for CPT 28304 is 9.17. This code is primarily used by Foot and Ankle Surgery, Orthopedic Surgery. It has a 90-day global period.
When is CPT 28304 used?
Used for midfoot bone pathology including avascular necrosis of the navicular, stress fractures, or other conditions requiring direct surgical decompression and evaluation.
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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.