Downstream Cartridge
Payments companies reported to CMS as associated with Downstream Cartridge. "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 Downstream Cartridge, 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 Downstream Cartridge
These are the largest totals companies reported as associated with Downstream Cartridge. 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) |
|---|---|---|---|
| Megha Prasad | New York, NY | Cardiovascular Disease | $66,111.14 |
| Alvaro Gomez | Miami, FL | Interventional Cardiology | $44,720.77 |
| Rajiv Jauhar | New Hyde Park, NY | Cardiovascular Disease | $42,314.02 |
| Michael Lim | Hackensack, NJ | Interventional Cardiology | $41,317.23 |
| William Oneill | Naples, FL | Cardiovascular Disease | $38,047.10 |
| Jeffrey Chambers | Minneapolis, MN | Cardiovascular Disease | $21,086.40 |
| Nadia Sutton | Nashville, TN | Interventional Cardiology | $19,084.98 |
| Steven Yakubov | Columbus, OH | Interventional Cardiology | $17,791.85 |
| Timothy Henry | Cincinnati, OH | Interventional Cardiology | $12,382.47 |
| Marcus St John | Miami, FL | Interventional Cardiology | $12,157.76 |
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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.