Viberzi
Payments companies reported to CMS as associated with Viberzi. "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 Viberzi, 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 Viberzi
These are the largest totals companies reported as associated with Viberzi. 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) |
|---|---|---|---|
| Darren Brenner | Chicago, IL | Gastroenterology (Internal Medicine) | $40,313.36 |
| Jonathan Rosenberg | Gurnee, IL | Gastroenterology (Internal Medicine) | $24,884.06 |
| Kimberly Orleck | Atlanta, GA | Medical | $19,837.78 |
| Shahab Mehdizadeh | Beverly Hills, CA | Gastroenterology (Internal Medicine) | $18,577.23 |
| Gregory Sayuk | Saint Louis, MO | Gastroenterology (Internal Medicine) | $18,112.50 |
| Philip Schoenfeld | Ann Arbor, MI | Gastroenterology (Internal Medicine) | $15,400.00 |
| Arin Newman | Miami Beach, FL | Gastroenterology (Internal Medicine) | $15,372.18 |
| Joseph Buadoo-Croffie | Indianapolis, IN | Pediatric Gastroenterology | $10,500.00 |
| Frederick Boghossian | Glendale, CA | Gastroenterology (Internal Medicine) | $5,413.16 |
| Brooks Cash | Houston, TX | Gastroenterology (Internal Medicine) | $5,300.00 |
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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.