Kathleen Stergiopoulos, M.D.
NPI 1457465023ActiveIndividual· Internal Medicine, Cardiovascular Disease· Islandia, NY
Internal Medicine, Cardiovascular Disease (M.D.) in Islandia, New York, trained at State University of New York Downstate Medical Center (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $799,656 for 3,200 claims, against $359,776 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 5 companies reporting payments in 2025, $242.42 in all, mostly food and beverage.
Overview
| NPI | 1457465023 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 19, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 236751 | 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 | 1,620 |
|---|---|
| Services billed | 4,446 across 33 procedure codes |
| Paid by Medicare | $359,776 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,200 · 8,856 30-day fills |
|---|---|
| Patients | 388 |
| Total drug cost | $799,656 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical groups
- Chs Physician Partners PCRoslyn, NY · 743 clinicians
- St Francis Cardiac Prevention Services PCGreenvale, NY · 62 clinicians
Hospital affiliations
- Good Samaritan Hospital Medical CenterWest Islip, NY
- John T Mather Memorial Hospital of Port JeffersonPort Jefferson, NY
- St Catherine of Siena HospitalSmithtown, NY
- St Francis Hospital - the Heart CenterRoslyn, NY
- Suny/Stony Brook University HospitalStony Brook, NY
Industry payments (Open Payments)
- 2025$242.42 · 11 payments from 5 companies
- 2024$37.68 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $142.79 | 6 |
| E.R. Squibb & Sons, L.L.C. | $32.57 | 2 |
| Heartflow, Inc. | $24.71 | 1 |
| Pfizer Inc. | $23.50 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $18.85 | 1 |
What the 2025 payments were for
- Food and Beverage$223.57 · 10 payments
- Education$18.85 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Internal Medicine, Cardiovascular Disease providers in New York →