Maria Brountzas, M.D.
NPI 1548266471ActiveIndividual· Internal Medicine· Manhasset, NY
Internal Medicine (M.D.) in Manhasset, New York, trained at State University of New York at Stony Brook, School of Medicine (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $502,435 for 7,401 claims, against $196,149 paid for services in 2024. Novo Nordisk Inc was the largest of 17 companies reporting payments in 2025, $1,063 in all, mostly food and beverage.
Overview
| NPI | 1548266471 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 24, 2005 |
| Last updated in NPPES | Dec 4, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 204113 | 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 | 735 |
|---|---|
| Services billed | 2,628 across 29 procedure codes |
| Paid by Medicare | $196,149 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,401 · 17,083 30-day fills |
|---|---|
| Patients | 805 |
| Total drug cost | $502,435 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | State University of New York at Stony Brook, School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Chs Physician Partners PCRoslyn, NY · 743 clinicians
Hospital affiliations
- Mercy Medical CenterRockville Centre, NY
- North Shore University HospitalManhasset, NY
- St Charles HospitalPort Jefferson, NY
- St Francis Hospital - the Heart CenterRoslyn, NY
Other facilities
- Catholic Home CareHome health agency · Farmingdale, NY
- Constellation Home CareHome health agency · Syosset, NY
- Emerest Home Health Care of Long IslandHome health agency · Flushing, NY
- North Shore Home Care ChhaHome health agency · Westbury, NY
- Vns of Ny Home Care ChhaHome health agency · New York, NY
Industry payments (Open Payments)
- 2025$1,063 · 53 payments from 17 companies
- 2024$2,034 · 74 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $195.23 | 11 |
| Abbvie Inc. | $188.18 | 10 |
| Pfizer Inc. | $97.44 | 4 |
| Astrazeneca Pharmaceuticals LP | $94.37 | 5 |
| Glaxosmithkline, LLC. | $65.78 | 3 |
What the 2025 payments were for
- Food and Beverage$1,063 · 53 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 103 internal medicine physicians in Manhasset · All internal medicine physicians in New York