Foundation Fusion Solutions, LLC
Reporting payments is a legal requirement; large totals often reflect large product portfolios.
$823Kgeneral payments (2019-2025)
$1,600research payments (2019-2025)
1,625clinicians paid
General and research payments are shown separately, never blended. Research payments are often institution-directed and tied to clinical trials.
General payments by year
General payments only, as reported to CMS. Research payments are totaled above and not included in these bars.
Specialties it works with most
Clinicians with the largest reported totals
Often long-running consulting, speaking, or advisory relationships, which companies must report by law. A large total is not evidence of anything improper.
| Clinician | Location | Specialty | General payments (2019-2025) |
|---|---|---|---|
| Sudhir Diwan | New York, NY | Anesthesiology | $196,852.27 |
| Steven Falowski | Fountain Hill, PA | Neurological Surgery | $49,325.99 |
| Samuel Brown | Southold, NY | Pain Medicine (Physical Medicine & Rehabilitation) | $49,291.44 |
| Denis Patterson | Reno, NV | Pain Medicine (Physical Medicine & Rehabilitation) | $41,073.77 |
| Lee James | Port Charlotte, FL | Interventional Pain Medicine | $33,933.39 |
| Jonathan Grossman | Visalia, CA | Interventional Pain Medicine | $26,583.51 |
| Mark Willits | Tulsa, OK | Pediatric Orthopaedic Surgery | $21,065.53 |
| Justin Thompson | Dallas, TX | Pain Medicine (Physical Medicine & Rehabilitation) | $15,745.02 |
| Rahul Sarna | San Marcos, TX | Interventional Pain Medicine | $14,096.67 |
| Navdeep Jassal | Lakeland, FL | Pain Medicine (Physical Medicine & Rehabilitation) | $13,651.91 |
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.