William G. Berndt, MD
NPI 1720017551ActiveIndividual· Internal Medicine, Cardiovascular Disease· Exeter, NH
Internal Medicine, Cardiovascular Disease (MD) in Exeter, New Hampshire, trained at University of Massachusetts Medical School (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $1,090,817 for 5,015 claims, against $130,049 paid for services in 2024. Penumbra, Inc. reported $64.23 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1720017551 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 2, 2006 |
| Last updated in NPPES | Oct 16, 2025 |
| Certified by provider | Oct 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 11897 | NH |
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) (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,459 |
|---|---|
| Services billed | 3,561 across 61 procedure codes |
| Paid by Medicare | $130,049 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,015 · 12,562 30-day fills |
|---|---|
| Patients | 675 |
| Total drug cost | $1,090,817 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | University of Massachusetts Medical School |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Core Physicians LLCExeter, NH · 289 clinicians
Hospital affiliations
- Anna Jaques HospitalNewburyport, MA
- Elliot HospitalManchester, NH
- Exeter Hospital IncExeter, NH
Industry payments (Open Payments)
- 2025$64.23 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Penumbra, Inc. | $64.23 | 2 |
What the 2025 payments were for
- Food and Beverage$64.23 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Internal Medicine, Cardiovascular Disease providers in New Hampshire →