Benjamin Gersten
NPI 1154895951ActiveIndividual· Physician Assistant· Portsmouth, NH
Physician Assistant with Core Physicians LLC, practicing in Portsmouth, New Hampshire. Their prescriptions cost Medicare Part D more than their services did: $220,160 for 2,422 claims, against $52,741 paid for services in 2024. Lists Exeter Hospital Inc and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1154895951 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jan 15, 2019 |
| Last updated in NPPES | Oct 16, 2025 |
| Certified by provider | Oct 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 1491 | NH |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Physician Assistant (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 301 |
|---|---|
| Services billed | 1,059 across 78 procedure codes |
| Paid by Medicare | $52,741 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,422 · 5,297 30-day fills |
|---|---|
| Patients | 424 |
| Total drug cost | $220,160 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Core Physicians LLCExeter, NH · 289 clinicians
Hospital affiliations
- Exeter Hospital IncExeter, NH
- Portsmouth Regional HospitalPortsmouth, NH
- Wentworth-Douglass HospitalDover, NH
- York HospitalYork, ME
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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