Vip
Payments companies reported to CMS as associated with Vip. "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 Vip, 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 Vip
These are the largest totals companies reported as associated with Vip. 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) |
|---|---|---|---|
| Andrew Porter | Attleboro, MA | Orthopaedic Surgery | $206.56 |
| Alexander Chang | Escondido, CA | Surgery | $31.14 |
| Daniel Barba | Escondido, CA | Orthopaedic Surgery of The Spine | $31.14 |
| John Barr | Fayetteville, AR | Neurological Surgery | $23.11 |
| Enyinna Nwachuku | Hershey, PA | Neurological Surgery | $15.31 |
| Brian Oliver | Galveston, TX | Neurological Surgery | $13.28 |
| Rishi Lall | Galveston, TX | Neurological Surgery | $13.27 |
| Matthew Costa | Chadds Ford, PA | Sports Medicine (Family Medicine) | $13.27 |
Prescribed Vip?
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.