David Seth Grossman, M.D.
NPI 1891719175ActiveIndividual· Internal Medicine, Cardiovascular Disease· Woodbury, NY
Internal Medicine, Cardiovascular Disease (M.D.) in Woodbury, New York, trained at Perelman School of Med at the University of Pennsylvania (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $805,003 for 4,050 claims, against $464,849 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 6 companies reporting payments in 2025, $327.37 in all, mostly food and beverage.
Overview
| NPI | 1891719175 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 27, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 179596 | 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 - Cardiovascular Disease (Cardiology) (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 727 |
|---|---|
| Services billed | 12,976 across 47 procedure codes |
| Paid by Medicare | $464,849 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,050 · 10,903 30-day fills |
|---|---|
| Patients | 554 |
| Total drug cost | $805,003 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Perelman School of Med at the University of Pennsylvania |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical group
- New York UniversityNew York, NY · 6,134 clinicians
Hospital affiliations
- Long Island Community HospitalPatchogue, NY
- NYU Langone HospitalsNew York, NY
Industry payments (Open Payments)
- 2025$327.37 · 15 payments from 6 companies
- 2024$458.23 · 19 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $140.08 | 6 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $68.27 | 3 |
| E.R. Squibb & Sons, L.L.C. | $37.51 | 2 |
| Esperion Therapeutics, Inc. | $35.70 | 2 |
| Merck Sharp & Dohme LLC | $27.42 | 1 |
What the 2025 payments were for
- Food and Beverage$308.52 · 14 payments
- Education$18.85 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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