Fiber Dust
Payments companies reported to CMS as associated with Fiber Dust. "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 Fiber Dust, 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 Fiber Dust
These are the largest totals companies reported as associated with Fiber Dust. 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) |
|---|---|---|---|
| Brendan Browne | Atlanta, GA | Urology | $3,441.98 |
| Noah Canvasser | Sacramento, CA | Urology | $2,972.17 |
| Thomas Chi | Birmingham, AL | Urology | $2,889.04 |
| Casey Dauw | Ann Arbor, MI | Urology | $2,325.00 |
| Marcelino Rivera | Indianapolis, IN | Urology | $2,325.00 |
| Aleksandar Blubaum | Tucson, AZ | Urology | $911.86 |
| Christopher Martin | Greenville, SC | Urology | $838.44 |
| Rami Jirjis | Kingwood, TX | Urology | $751.80 |
| Grace Razavian | Fredericksburg, VA | Urology | $740.34 |
| Ruben Pinkhasov | Syracuse, NY | Urology | $579.09 |
Prescribed Fiber Dust?
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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.