David Scott Gidseg, M.D.
NPI 1225299712ActiveIndividual· Specialist· Smithtown, NY
Specialist (M.D.) in Smithtown, New York, trained at Js Weill Medical College, Cornell University (class of 2003). In 2024 Medicare paid $1,294,840 for 2,491 patients, and Part D covered 6,442 of their prescriptions, 88% of them generic. Novartis Pharmaceuticals Corporation was the largest of 11 companies reporting payments in 2025, $903.79 in all, mostly food and beverage.
Overview
| NPI | 1225299712 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 18, 2008 |
| Last updated in NPPES | Mar 30, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | — | — |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 234439 | 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 - Cardiovascular Disease (Cardiology) (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,491 |
|---|---|
| Services billed | 12,062 across 42 procedure codes |
| Paid by Medicare | $1,294,840 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,442 · 17,759 30-day fills |
|---|---|
| Patients | 1,456 |
| Total drug cost | $1,097,498 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Js Weill Medical College, Cornell University |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical groups
- Chs Physician Partners PCRoslyn, NY · 743 clinicians
- Cardiac Ekg Interpretation, P. C.West Islip, NY · 57 clinicians
Hospital affiliations
- Good Samaritan Hospital Medical CenterWest Islip, NY
- St Catherine of Siena HospitalSmithtown, NY
Industry payments (Open Payments)
- 2025$903.79 · 47 payments from 11 companies
- 2024$876.13 · 41 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $379.40 | 20 |
| Amgen Inc. | $69.72 | 4 |
| Novo Nordisk Inc | $69.29 | 3 |
| Astrazeneca Pharmaceuticals LP | $62.21 | 4 |
| E.R. Squibb & Sons, L.L.C. | $58.49 | 3 |
What the 2025 payments were for
- Food and Beverage$903.79 · 47 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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