Colosseum
Payments companies reported to CMS as associated with Colosseum. "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 Colosseum, 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 Colosseum
These are the largest totals companies reported as associated with Colosseum. 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) |
|---|---|---|---|
| Rex Marco | Houston, TX | Orthopaedic Surgery of The Spine | $7,020.41 |
| Sanjay Dhall | Atlanta, GA | Neurological Surgery | $7,020.41 |
| Francis Hornicek | Miami, FL | Orthopaedic Surgery | $7,020.41 |
| Kenneth Holbrook | Austell, GA | Physician Assistant | $285.93 |
| Ali Mortazavi | Austell, GA | Orthopaedic Surgery | $285.92 |
| Vinko Zlomislic | San Diego, CA | Orthopaedic Surgery of The Spine | $197.12 |
| Zachary Bailey | North Myrtle Beach, SC | Orthopaedic Surgery | $173.00 |
| Daniel Reid | Conway, SC | Orthopaedic Surgery of The Spine | $173.00 |
| Bowen Jiang | Fullerton, CA | Neurological Surgery | $168.51 |
| Erick Westbroek | Fullerton, CA | Neurological Surgery | $168.50 |
Prescribed Colosseum?
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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.