William J. Berger, M.D.
NPI 1003892969ActiveIndividual· Internal Medicine, Cardiovascular Disease· Manhasset, NY
Internal Medicine, Cardiovascular Disease (M.D.) in Manhasset, New York, trained at New York Medical College (class of 1979). Their prescriptions cost Medicare Part D more than their services did: $638,851 for 3,339 claims, against $105,607 paid for services in 2024. Coloplast Corp was the largest of 2 companies reporting payments in 2025, $252.49 in all, mostly food and beverage.
Overview
| NPI | 1003892969 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Dec 21, 2005 |
| Last updated in NPPES | Dec 18, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 147427 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 286 |
|---|---|
| Services billed | 1,500 across 13 procedure codes |
| Paid by Medicare | $105,607 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,339 · 9,446 30-day fills |
|---|---|
| Patients | 359 |
| Total drug cost | $638,851 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Long Island Jewish Medical CenterNew Hyde Park, NY
- North Shore University HospitalManhasset, NY
- St Francis Hospital - the Heart CenterRoslyn, NY
Industry payments (Open Payments)
- 2025$252.49 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Coloplast Corp | $197.24 | 2 |
| Regeneron Pharmaceuticals, Inc. | $55.25 | 1 |
What the 2025 payments were for
- Food and Beverage$252.49 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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