Sifix
Payments companies reported to CMS as associated with Sifix. "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 Sifix, 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 Sifix
These are the largest totals companies reported as associated with Sifix. 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) |
|---|---|---|---|
| Jeffrey Schiffman | Escondido, CA | Orthopaedic Surgery of The Spine | $29,549.63 |
| Robert Simon | North Palm Beach, FL | Orthopaedic Surgery | $29,549.57 |
| Choll Kim | San Diego, CA | Orthopaedic Surgery of The Spine | $19,775.77 |
| Mark Prevost | Jasper, AL | Orthopaedic Surgery | $18,948.44 |
| Lucien Parrillo | Lakeland, FL | Interventional Pain Medicine | $2,500.00 |
| Andrew Medvedovsky | Jacksonville, FL | Pain Medicine | $2,500.00 |
| Kenneth Giraldo | Sarasota, FL | $2,500.00 | |
| David Rosenfeld | Covington, GA | Interventional Pain Medicine | $1,200.00 |
| Sunil Thomas | Friendswood, TX | Pain Medicine (Physical Medicine & Rehabilitation) | $900.00 |
| Douglas Savage | Fort Myers, FL | Neurological Surgery | $430.02 |
Prescribed Sifix?
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.