Linesider
Payments companies reported to CMS as associated with Linesider. "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 Linesider, 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 Linesider
These are the largest totals companies reported as associated with Linesider. 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) |
|---|---|---|---|
| Rohit Vasan | Tampa, FL | Neurological Surgery | $77,416.54 |
| Robert Norton | Boca Raton, FL | Orthopaedic Surgery of The Spine | $54,579.12 |
| Kalman Blumberg | Ft Lauderdale, FL | Orthopaedic Surgery of The Spine | $44,598.74 |
| Warren Yu | Washington, DC | Orthopaedic Surgery of The Spine | $26,994.02 |
| Raphael Roybal | Savannah, GA | Orthopaedic Surgery of The Spine | $26,170.65 |
| Joseph Cox | Oklahoma City, OK | Neurological Surgery | $18,237.66 |
| Ashish Sahai | Boca Raton, FL | Orthopaedic Surgery of The Spine | $16,001.70 |
| Brett Schlifka | Wellington, FL | Neurological Surgery | $14,868.65 |
| Steven Bailey | Tampa, FL | Neurological Surgery | $12,684.25 |
| Donald Behrmann | Winter Park, FL | Neurological Surgery | $12,517.30 |
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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.