Michael J. Gilbert, M.D.
NPI 1538176326ActiveIndividual· Internal Medicine, Gastroenterology· Concord, NH
Internal Medicine, Gastroenterology (M.D.) with Monadnock Community Hospital, practicing in Concord, New Hampshire. Their prescriptions cost Medicare Part D more than their services did: $91,127 for 405 claims, against $6,309 paid for services in 2024. Baxter Healthcare was the largest of 2 companies reporting payments in 2025, $67.53 in all, mostly food and beverage. Lists Catholic Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1538176326 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 2, 2006 |
| Last updated in NPPES | Mar 20, 2023 |
| Certified by provider | Mar 20, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 12379 | 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 - Gastroenterology (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 56 |
|---|---|
| Services billed | 84 across 14 procedure codes |
| Paid by Medicare | $6,309 |
Part D prescriptions in 2024
| Prescriptions (claims) | 405 · 573 30-day fills |
|---|---|
| Patients | 141 |
| Total drug cost | $91,127 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Monadnock Community HospitalPeterborough, NH · 83 clinicians
Hospital affiliations
- Catholic Medical CenterManchester, NH
- Cheshire Medical CenterKeene, NH
- Monadnock Community HospitalPeterborough, NH
Industry payments (Open Payments)
- 2025$67.53 · 2 payments from 2 companies
- 2024$142.03 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Baxter Healthcare | $43.37 | 1 |
| Pfizer Inc. | $24.16 | 1 |
What the 2025 payments were for
- Food and Beverage$67.53 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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