Esophyx
Payments companies reported to CMS as associated with Esophyx. "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 Esophyx, 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 Esophyx
These are the largest totals companies reported as associated with Esophyx. 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) |
|---|---|---|---|
| Kenneth Chang | Newport Beach, CA | Gastroenterology (Internal Medicine) | $284,277.39 |
| Peter Janu | Chilton, WI | Surgery | $38,418.48 |
| Amar Thosani | Scottsdale, AZ | Gastroenterology (Internal Medicine) | $31,806.93 |
| Ninh Nguyen | Orange, CA | Surgery | $28,318.96 |
| Venkataraman Muthusamy | Los Angeles, CA | Gastroenterology (Internal Medicine) | $21,370.66 |
| Ahmed Saeed | Kansas City, MO | Gastroenterology (Internal Medicine) | $20,750.59 |
| Brett Parker | Baltimore, MD | Surgery | $19,323.65 |
| Olaya Brewer Gutierrez | Baltimore, MD | Gastroenterology (Internal Medicine) | $17,156.66 |
| Albert Amini | Chandler, AZ | Surgery | $15,261.55 |
| Salih Samo | Chicago, IL | Hospitalist | $15,159.11 |
Prescribed Esophyx?
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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.