28052 Biopsy of foot joint lining
Also known as: synovial biopsy midfoot, tarsal joint biopsy, Chopart joint biopsy
Biopsy of the synovial membrane (lining) of the midfoot or tarsal joints. This procedure obtains tissue from midfoot joint linings for histologic diagnosis.
In Plain Language
taking a sample of joint lining from the midfoot; midfoot tissue sample
Clinical Context
Used for diagnosis of midfoot arthropathy, infection, or inflammatory conditions. Lisfranc joint involvement commonly requires biopsy for diagnosis.
RVU Breakdown
| Work RVU | 3.96 |
| Total RVU | 3.96 |
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 3.96, this code ranks in the 27th percentile among Surgery codes — 2.0x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 28052?
CPT 28052 (Biopsy of foot joint lining) is a Surgery code. Biopsy of the synovial membrane (lining) of the midfoot or tarsal joints. This procedure obtains tissue from midfoot joint linings for histologic diagnosis.
What is the wRVU value for CPT 28052?
The work RVU for CPT 28052 is 3.96. This code is primarily used by orthopedic surgery, foot and ankle surgery. It has a 90-day global period.
When is CPT 28052 used?
Used for diagnosis of midfoot arthropathy, infection, or inflammatory conditions. Lisfranc joint involvement commonly requires biopsy for diagnosis.
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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.