Ds Core
Payments companies reported to CMS as associated with Ds Core. "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 Ds Core, 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 Ds Core
These are the largest totals companies reported as associated with Ds Core. 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) |
|---|---|---|---|
| Daniel Uzbelger Feldman | Charlotte, NC | Dentist | $75,000.00 |
| Asgeir Sigurdsson | New York, NY | Endodontics | $11,316.85 |
| Shivi Gupta | San Diego, CA | General Practice (Dentist) | $8,971.00 |
| Michael Skramstad | Orono, MN | General Practice (Dentist) | $5,318.55 |
| George Bruder | Stony Brook, NY | Endodontics | $5,064.85 |
| Daniel Butterman | Centennial, CO | Dentist | $4,031.74 |
| Meena Barsoum | Arlington Heights, IL | Dentist | $3,566.75 |
| Chad Paterra | Weirton, WV | General Practice (Dentist) | $1,500.00 |
| Matthew Hubis | Rock Hill, SC | Dentist | $1,500.00 |
| Jakub Skowronski | Mooresville, NC | Dentist | $1,500.00 |
Prescribed Ds Core?
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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.