Timothy G. Keenan, MD
NPI 1508851791ActiveIndividual· Family Medicine· Stratham, NH
Opted out of Medicare from January 2026 to January 2028. Family Medicine (MD) in Stratham, New Hampshire, licensed in NH, with an NPI issued in September 2005. Their prescriptions cost Medicare Part D more than their services did: $656,606 for 7,501 claims, against $129,668 paid for services in 2024. Lists Elliot Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1508851791 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 14, 2005 |
| Last updated in NPPES | Nov 26, 2025 |
| Certified by provider | Nov 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 13165 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Jan 1, 2026 – Jan 1, 2028 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 499 |
|---|---|
| Services billed | 3,486 across 141 procedure codes |
| Paid by Medicare | $129,668 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,501 · 18,678 30-day fills |
|---|---|
| Patients | 575 |
| Total drug cost | $656,606 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Family Practice |
Hospital affiliations
- Elliot HospitalManchester, NH
- Exeter Hospital IncExeter, NH
- Portsmouth Regional HospitalPortsmouth, NH
- Wentworth-Douglass HospitalDover, NH
Other facilities
- Riverwoods at ExeterNursing home · Exeter, 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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