Endo
Payments companies reported to CMS as associated with Endo. "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 Endo, 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 Endo
These are the largest totals companies reported as associated with Endo. 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) |
|---|---|---|---|
| Christopher Kwolek | Boston, MA | Vascular Surgery | $1,875.00 |
| Sudhakar Satti | Paoli, PA | Neuroradiology | $1,375.00 |
| Tony Das | Dallas, TX | Interventional Cardiology | $1,250.00 |
| Adnan Siddiqui | Williamsville, NY | Neurological Surgery | $1,250.00 |
| Lee Fox | Jupiter, FL | Diagnostic Radiology | $937.50 |
| Sean Lyden | Cleveland, OH | Vascular Surgery | $750.00 |
| Constantino Pena | Miami, FL | Diagnostic Radiology | $637.50 |
| Mahmood Razavi | Orange, CA | Vascular & Interventional Radiology | $600.00 |
| Ripal Gandhi | Miami, FL | Vascular & Interventional Radiology | $525.00 |
| William Gray | Wynnewood, PA | Interventional Cardiology | $500.00 |
Prescribed Endo?
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.