Alliance II
Payments companies reported to CMS as associated with Alliance II. "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 Alliance II, 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 Alliance II
These are the largest totals companies reported as associated with Alliance II. 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) |
|---|---|---|---|
| Mitchell Kaplan | Arlington Heights, IL | Gastroenterology (Internal Medicine) | $93.77 |
| Nicolas Villa Guillen | Spokane, WA | Gastroenterology (Internal Medicine) | $59.10 |
| Stephen Kelly | Conroe, TX | Gastroenterology (Internal Medicine) | $58.72 |
| Serge Awasum | Shenandoah, TX | Gastroenterology (Internal Medicine) | $58.72 |
| Matthew Clark | Shenandoah, TX | Gastroenterology (Internal Medicine) | $58.72 |
| Apurv Varia | The Woodlands, TX | Gastroenterology (Internal Medicine) | $58.72 |
| Shail Maheshwari | Shenandoah, TX | Gastroenterology (Internal Medicine) | $58.72 |
| Sunil Reddy | Conroe, TX | Gastroenterology (Internal Medicine) | $58.72 |
| Rambabu Chalasani | Houston, TX | Gastroenterology (Internal Medicine) | $58.72 |
| Rebecca Voaklander | Salt Lake City, UT | Gastroenterology (Internal Medicine) | $20.50 |
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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.