Ravine
Payments companies reported to CMS as associated with Ravine. "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 Ravine, 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 Ravine
These are the largest totals companies reported as associated with Ravine. 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) |
|---|---|---|---|
| Alexander Tai | Rockville, MD | Neurological Surgery | $246.15 |
| Jay Rhee | Rockville, MD | Neurological Surgery | $246.15 |
| Justin Bundy | Augusta, GA | Orthopaedic Surgery of The Spine | $167.33 |
| Nathan Kukowski | Augusta, GA | Orthopaedic Surgery | $167.33 |
| Daniel Park | Chicago, IL | Orthopaedic Surgery | $67.08 |
| Choll Kim | San Diego, CA | Orthopaedic Surgery of The Spine | $44.52 |
| Philip Zakko | Taylor, MI | Orthopaedic Surgery | $31.87 |
| Christopher Michel | Taylor, MI | Orthopaedic Surgery | $31.87 |
| Jeffrey Fischgrund | Southfield, MI | Orthopaedic Surgery | $31.87 |
Prescribed Ravine?
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.