Chronos
Payments companies reported to CMS as associated with Chronos. "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 Chronos, 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 Chronos
These are the largest totals companies reported as associated with Chronos. 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) |
|---|---|---|---|
| Ken Porche | Rochester, MN | Neurological Surgery | $176.37 |
| Anish Potty | Laredo, TX | Orthopaedic Surgery | $141.53 |
| Julie Chan | Gainesville, FL | Neurological Surgery | $136.51 |
| Brian Park | Columbus, OH | Neurological Surgery | $120.30 |
| Vignessh Kumar | Miami, FL | $120.30 | |
| Eric Klineberg | Sacramento, CA | Orthopaedic Surgery of The Spine | $118.46 |
| Ryan Mccormack | Houston, TX | Neurological Surgery | $118.46 |
| Abraham Alvarado-Gonzalez | Seattle, WA | Neurological Surgery | $112.12 |
| Stephen Burks | Miami, FL | Neurological Surgery | $107.96 |
| Michael Sobolevsky | San Antonio, TX | Podiatrist | $55.75 |
Prescribed Chronos?
See what its makers reported for your doctor. Two steps, private, no account.
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.