Si Screw
Payments companies reported to CMS as associated with Si Screw. "Associated with" is CMS's wording: it links a payment to a product without saying the money was spent on it.
By year
Payments reported as associated with Si Screw, per program year, as reported to CMS.
Who makes it
Specialties most often involved
Where the associated payments went, by the receiving clinician's specialty.
Clinicians most associated with Si Screw
These are the largest totals companies reported as associated with Si Screw. They are typically speaking or consulting arrangements, which companies must report by law; appearing here is not evidence of anything improper.
| Clinician | Location | Specialty | Associated payments (2023-2025) |
|---|---|---|---|
| Antonio Webb | San Antonio, TX | Orthopaedic Surgery of The Spine | $3,300.00 |
| Kenneth Nwosu | Torrance, CA | Orthopaedic Surgery | $2,700.00 |
| Adedayo Ashana | Raleigh, NC | Orthopaedic Surgery | $2,700.00 |
| Michael Peelle | Columbia, SC | Orthopaedic Surgery of The Spine | $2,475.00 |
| Ikemefuna Onyekwelu | Little Rock, AR | Orthopaedic Surgery | $2,400.00 |
Prescribed Si Screw?
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Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.