Mary Elizabeth Happ, PMHNP
NPI 1538972930ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Jamestown, NY
Nurse Practitioner, Psych/Mental Health (PMHNP) with The Chautauqua Center Inc, practicing in Jamestown, New York. Enrolled in Medicare as practitioner - nurse practitioner. Abbvie Inc. was the largest of 11 companies reporting payments in 2025, $1,388 in all, mostly food and beverage.
Overview
| NPI | 1538972930 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP |
| Sole proprietor | Yes |
| NPI issued | Jan 29, 2025 |
| Last updated in NPPES | Jan 29, 2025 |
| Certified by provider | Jan 29, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 406665 | NY |
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 - Nurse Practitioner (NY) |
|---|
Education and affiliations
| Graduation year | 2024 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- The Chautauqua Center IncDunkirk, NY · 37 clinicians
Industry payments (Open Payments)
- 2025$1,388 · 58 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $345.92 | 16 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $264.41 | 13 |
| Alkermes, Inc. | $235.83 | 7 |
| Neurocrine Biosciences, Inc. | $176.79 | 6 |
| Vanda Pharmaceuticals Inc. | $111.92 | 4 |
What the 2025 payments were for
- Food and Beverage$1,379 · 57 payments
- Education$9.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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