David Linker, MD
NPI 1083726178ActiveIndividual· Internal Medicine· Huntington, NY
Internal Medicine (MD) in Huntington, New York, trained at Icahn School of Medicine at Mount Sinai (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $404,188 for 3,912 claims, against $122,896 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 12 companies reporting payments in 2025, $699.90 in all, mostly food and beverage.
Overview
| NPI | 1083726178 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Mar 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 218245 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 349 |
|---|---|
| Services billed | 3,519 across 51 procedure codes |
| Paid by Medicare | $122,896 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,912 · 10,839 30-day fills |
|---|---|
| Patients | 372 |
| Total drug cost | $404,188 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Internal Medicine |
Medical group
- Optum Medical Care PCPoughkeepsie, NY · 1,010 clinicians
Industry payments (Open Payments)
- 2025$699.90 · 33 payments from 12 companies
- 2024$168.14 · 8 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $268.13 | 15 |
| Bayer Healthcare Pharmaceuticals Inc. | $83.31 | 3 |
| Amgen Inc. | $63.40 | 3 |
| Takeda Pharmaceuticals U.S.A., Inc. | $63.06 | 2 |
| Exact Sciences Corporation | $50.60 | 2 |
What the 2025 payments were for
- Food and Beverage$699.90 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 53 internal medicine physicians in Huntington · All internal medicine physicians in New York