Timothy W. O'Brien, PA-C
NPI 1831210301ActiveIndividual· Physician Assistant· Wolfeboro, NH
Physician Assistant (PA-C) with Appledore Medical Group Inc, practicing in Wolfeboro, New Hampshire. 225 Medicare patients in 2024, $21,982 paid; nearly all of their 64 Part D prescriptions were generic (98%). Vertex Pharmaceuticals Incorporated reported $55.44 in payments in 2025, mostly food and beverage. Lists Concord Hospital- Laconia and 1 other hospital as hospital affiliations.
Overview
| NPI | 1831210301 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Apr 3, 2007 |
| Last updated in NPPES | Apr 5, 2021 |
| Certified by provider | Apr 5, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 454 | 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 - Physician Assistant (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 225 |
|---|---|
| Services billed | 505 across 27 procedure codes |
| Paid by Medicare | $21,982 |
Part D prescriptions in 2024
| Prescriptions (claims) | 64 · 64 30-day fills |
|---|---|
| Patients | 41 |
| Total drug cost | $1,684 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Appledore Medical Group IncPortsmouth, NH · 196 clinicians
Hospital affiliations
- Concord Hospital- LaconiaLaconia, NH
- Frisbie Memorial HospitalRochester, NH
Industry payments (Open Payments)
- 2025$55.44 · 3 payments from 1 company
- 2024$101.70 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $55.44 | 3 |
What the 2025 payments were for
- Food and Beverage$55.44 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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