Alison Rita Brennan, M.D.
NPI 1538199898ActiveIndividual· Hospitalist· Exeter, NH
Hospitalist (M.D.) in Exeter, New Hampshire, trained at New York Medical College (class of 2002). Mostly services rather than prescriptions: Medicare paid $5,090 for 41 patients in 2024, with only 44 Part D claims.
Overview
| NPI | 1538199898 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 3, 2006 |
| Last updated in NPPES | Dec 9, 2020 |
| Certified by provider | Dec 9, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 15609 | NH |
| Internal Medicine | 207R00000X | 15609 | 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 - Internal Medicine (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 41 |
|---|---|
| Services billed | 41 across 2 procedure codes |
| Paid by Medicare | $5,090 |
Part D prescriptions in 2024
| Prescriptions (claims) | 44 · 44 30-day fills |
|---|---|
| Total drug cost | $1,669 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Internal Medicine |
Medical group
- Core Physicians LLCExeter, NH · 289 clinicians
Hospital affiliation
- Exeter Hospital IncExeter, NH
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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