Colossus
Payments companies reported to CMS as associated with Colossus. "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 Colossus, 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 Colossus
These are the largest totals companies reported as associated with Colossus. 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 | $1,027.77 |
| William Ares | Evanston, IL | Neurological Surgery | $790.56 |
| Kurt Reuland | Tyler, TX | Diagnostic Radiology | $705.79 |
| Felix Song | Honolulu, HI | Neuroradiology | $601.21 |
| Erik Hauck | Durham, NC | Neurological Surgery | $589.47 |
| Daniel Sahlein | Carmel, IN | Vascular & Interventional Radiology | $475.85 |
| Omar Choudhri | Philadelphia, PA | Neurological Surgery | $446.13 |
| Tust Techasith | Stanford, CA | Diagnostic Radiology | $365.46 |
| Trushar Patel | Newport Beach, CA | Vascular & Interventional Radiology | $365.46 |
| Haydn Hoffman | Memphis, TN | Neurological Surgery | $350.26 |
Prescribed Colossus?
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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.