Nadia Harrigan, APRN
NPI 1831865898ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Laconia, NH
Nurse Practitioner, Psych/Mental Health (APRN) with Concord Hospital-Laconia and 1 other group, practicing in Laconia, New Hampshire. Their prescriptions cost Medicare Part D more than their services did: $357,095 for 3,431 claims, against $50,969 paid for services in 2024. Abbvie Inc. reported $60.63 in payments in 2025, mostly food and beverage. Lists Speare Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1831865898 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | No |
| NPI issued | Aug 19, 2021 |
| Last updated in NPPES | Aug 19, 2021 |
| Certified by provider | Aug 19, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 066778-23 | NH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 79 |
|---|---|
| Services billed | 792 across 12 procedure codes |
| Paid by Medicare | $50,969 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,431 · 3,861 30-day fills |
|---|---|
| Patients | 148 |
| Total drug cost | $357,095 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Concord Hospital-LaconiaLaconia, NH · 273 clinicians
- The Lakes Region Mental Health Center, IncLaconia, NH · 19 clinicians
Hospital affiliation
- Speare Memorial HospitalPlymouth, NH
Industry payments (Open Payments)
- 2025$60.63 · 3 payments from 1 company
- 2024$88.02 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $60.63 | 3 |
What the 2025 payments were for
- Food and Beverage$60.63 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 psychiatric nurse practitioners in Laconia · All psychiatric nurse practitioners in New Hampshire