Koala
Payments companies reported to CMS as associated with Koala. "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 Koala, 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 Koala
These are the largest totals companies reported as associated with Koala. 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) |
|---|---|---|---|
| Howard Malamood | Burnt Hills, NY | Gastroenterology (Internal Medicine) | $64.12 |
| William Gusten | Burnt Hills, NY | Gastroenterology (Internal Medicine) | $64.12 |
| Dhruv Patel | Folsom, CA | Gastroenterology (Internal Medicine) | $32.39 |
| Montrel Williams | Sacramento, CA | $32.39 | |
| Robert Pecha | Placerville, CA | $32.39 | |
| Alexander Miller | Sacramento, CA | Gastroenterology (Internal Medicine) | $32.39 |
| Kanat Ransibrahmanakul | Folsom, CA | Internal Medicine | $32.39 |
| Nazir Rahim | Folsom, CA | Gastroenterology (Internal Medicine) | $32.39 |
| Haley Byard | Shelby Twp, MI | Family | $31.56 |
| Subin Chirayath | Worcester, MA | Gastroenterology (Internal Medicine) | $26.89 |
Prescribed Koala?
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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.