Lea N. Baer, MD
NPI 1609037514ActiveIndividual· Internal Medicine, Hematology & Oncology· Stony Brook, NY
Internal Medicine, Hematology & Oncology (MD) with Stony Brook Internists University Faculty Practice Corporation, practicing in Stony Brook, New York. Their prescriptions cost Medicare Part D more than their services did: $349,404 for 505 claims, against $82,003 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 3 companies reporting payments in 2025, $154.07 in all, mostly food and beverage. Lists Suny/Stony Brook University Hospital as a hospital affiliation.
Overview
| NPI | 1609037514 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 23, 2008 |
| Last updated in NPPES | May 3, 2022 |
| Certified by provider | May 3, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 263795 | NY |
| Internal Medicine, Medical Oncology | 207RX0202X | 263795 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Medical Oncology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 357 |
|---|---|
| Services billed | 797 across 10 procedure codes |
| Paid by Medicare | $82,003 |
Part D prescriptions in 2024
| Prescriptions (claims) | 505 · 1,276 30-day fills |
|---|---|
| Patients | 165 |
| Total drug cost | $349,404 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Medical Oncology |
| Telehealth | Offers telehealth |
Medical group
- Stony Brook Internists University Faculty Practice CorporationStony Brook, NY · 428 clinicians
Hospital affiliation
- Suny/Stony Brook University HospitalStony Brook, NY
Industry payments (Open Payments)
- 2025$154.07 · 5 payments from 3 companies
- 2024$81.06 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $70.21 | 3 |
| Daiichi Sankyo Inc. | $57.27 | 1 |
| Merck Sharp & Dohme LLC | $26.59 | 1 |
What the 2025 payments were for
- Food and Beverage$154.07 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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