Rebecca Glassman, M.D.
NPI 1407140890ActiveIndividual· Internal Medicine· Valhalla, NY
Internal Medicine (M.D.) in Valhalla, New York, trained at Tufts University School of Medicine (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $1,900,616 for 1,804 claims, against $7,513 paid for services in 2024. Gilead Sciences, Inc. was the largest of 3 companies reporting payments in 2025, $14,532 in all, mostly speaking and faculty fees.
Overview
| NPI | 1407140890 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 3, 2011 |
| Last updated in NPPES | Apr 6, 2021 |
| Certified by provider | Apr 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 308098 | 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 (MA); Practitioner - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 45 |
|---|---|
| Services billed | 90 across 4 procedure codes |
| Paid by Medicare | $7,513 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,804 · 2,121 30-day fills |
|---|---|
| Patients | 97 |
| Total drug cost | $1,900,616 |
| Generic share | 60% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Internal Medicine |
Medical group
- Westchester Medical Center Advanced Physician Services PCValhalla, NY · 897 clinicians
Hospital affiliation
- Westchester Medical CenterValhalla, NY
Industry payments (Open Payments)
- 2025$14,532 · 29 payments from 3 companies
- 2024$416.14 · 21 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $14,241 | 18 |
| Viiv Healthcare Company | $262.08 | 10 |
| Merck Sharp & Dohme LLC | $28.68 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$12,548 · 6 payments
- Travel and Lodging$1,375 · 6 payments
- Food and Beverage$521.06 · 16 payments
- Gift$88.20 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 69 internal medicine physicians in Valhalla · All internal medicine physicians in New York