Brian Stewart Geller, M.D.
NPI 1558375329ActiveIndividual· Internal Medicine, Cardiovascular Disease· Smithtown, NY
Internal Medicine, Cardiovascular Disease (M.D.) in Smithtown, New York, trained at Howard University College of Medicine (class of 1980). In 2024 Medicare paid $362,488 for 1,268 patients, and Part D covered 613 of their prescriptions, 85% of them generic. Novartis Pharmaceuticals Corporation was the largest of 11 companies reporting payments in 2025, $595.85 in all, mostly food and beverage.
Overview
| NPI | 1558375329 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 28, 2006 |
| Last updated in NPPES | Dec 8, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 150263 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 1,268 |
|---|---|
| Services billed | 4,022 across 36 procedure codes |
| Paid by Medicare | $362,488 |
Part D prescriptions in 2024
| Prescriptions (claims) | 613 · 1,564 30-day fills |
|---|---|
| Patients | 154 |
| Total drug cost | $110,912 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Howard University College of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical groups
- Cardiac Ekg Interpretation, P. C.West Islip, NY · 57 clinicians
- Millennium Medical Professionals, PLLCSmithtown, NY · 5 clinicians
Hospital affiliations
- John T Mather Memorial Hospital of Port JeffersonPort Jefferson, NY
- St Catherine of Siena HospitalSmithtown, NY
- St Charles HospitalPort Jefferson, NY
Industry payments (Open Payments)
- 2025$595.85 · 28 payments from 11 companies
- 2024$952.69 · 48 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $171.13 | 8 |
| Pfizer Inc. | $103.14 | 5 |
| E.R. Squibb & Sons, L.L.C. | $83.35 | 4 |
| Esperion Therapeutics, Inc. | $54.28 | 3 |
| Boston Scientific Corporation | $53.05 | 2 |
What the 2025 payments were for
- Food and Beverage$595.85 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Cardiovascular Disease providers in Smithtown
- 1932064896
- 1407860471
- 1457875841
- 1114364510
- 1245586528
- 1720986391
- 1568805224
- 1104279884
- 1841204526
- 1366456113
- 1093977993
- 1013142314
All Internal Medicine, Cardiovascular Disease providers in New York →