David L. Weinstock, M.D.,F.A.C.C.
NPI 1003806290ActiveIndividual· Specialist· Lynbrook, NY
Specialist (M.D.,F.A.C.C.) with North Shore Medical Group of the Mount Sinai School of Medicine, practicing in Lynbrook, New York. Their prescriptions cost Medicare Part D more than their services did: $690,165 for 4,814 claims, against $153,160 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 6 companies reporting payments in 2025, $559.01 in all, mostly food and beverage. Lists Mount Sinai South Nassau as a hospital affiliation.
Overview
| NPI | 1003806290 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D.,F.A.C.C. |
| Sole proprietor | No |
| NPI issued | Oct 27, 2005 |
| Last updated in NPPES | Mar 24, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | 157422 | 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 | 616 |
|---|---|
| Services billed | 2,361 across 24 procedure codes |
| Paid by Medicare | $153,160 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,814 · 12,820 30-day fills |
|---|---|
| Patients | 651 |
| Total drug cost | $690,165 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1983 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Cardiac Electrophysiology, Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- North Shore Medical Group of the Mount Sinai School of MedicineBrooklyn, NY · 331 clinicians
Hospital affiliation
- Mount Sinai South NassauOceanside, NY
Other facilities
- Mt. Sinai at HomeHome health agency · Westbury, NY
Industry payments (Open Payments)
- 2025$559.01 · 30 payments from 6 companies
- 2024$561.08 · 27 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $204.24 | 8 |
| Novartis Pharmaceuticals Corporation | $178.94 | 14 |
| E.R. Squibb & Sons, L.L.C. | $64.18 | 3 |
| Esperion Therapeutics, Inc. | $42.93 | 2 |
| Amgen Inc. | $41.58 | 2 |
What the 2025 payments were for
- Food and Beverage$559.01 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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