Aristotle
Payments companies reported to CMS as associated with Aristotle. "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 Aristotle, 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 Aristotle
These are the largest totals companies reported as associated with Aristotle. 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) |
|---|---|---|---|
| Rahul Shah | Shreveport, LA | Neurocritical Care | $617.16 |
| Luis Guada | Miami, FL | Neurological Surgery | $344.05 |
| Alexander Coon | Baltimore, MD | Neurological Surgery | $317.81 |
| Curtis Given | Lexington, KY | Neuroradiology | $317.50 |
| Massoud Allahyari | Shreveport, LA | Vascular & Interventional Radiology | $255.57 |
| Chaitanya Ahuja | Shreveport, LA | Vascular & Interventional Radiology | $255.57 |
| Andrew White | Birmingham, AL | Vascular & Interventional Radiology | $245.68 |
| Redi Rahmani | Louisville, KY | Neurological Surgery | $232.60 |
| Kimberlee Van Orden | Tucson, AZ | Neurology (Psychiatry & Neurology) | $222.85 |
| Richard Zampolin | Bronx, NY | Diagnostic Radiology | $214.28 |
Prescribed Aristotle?
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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.