Bullfrog
Payments companies reported to CMS as associated with Bullfrog. "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 Bullfrog, 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 Bullfrog
These are the largest totals companies reported as associated with Bullfrog. 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) |
|---|---|---|---|
| David Dexter | Norfolk, VA | Vascular Surgery | $594.87 |
| James Zimmerman | Redwood City, CA | Vascular Surgery | $317.54 |
| Mitchell Silver | Columbus, OH | Interventional Cardiology | $264.78 |
| Paul Gagne | Darien, CT | Vascular Surgery | $135.04 |
| Kush Desai | Chicago, IL | Vascular & Interventional Radiology | $122.14 |
| Stuart Harlin | Katy, TX | Vascular Surgery | $109.12 |
| Antonios Gasparis | Huntington, NY | Vascular Surgery | $77.59 |
| Glenn Hoots | Tampa, FL | Vascular & Interventional Radiology | $69.25 |
Prescribed Bullfrog?
See what its makers reported for your doctor. Two steps, private, no account.
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.