Mary Osing Welch, RN, PMHNP
NPI 1679724819ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Portland, OR
Nurse Practitioner, Psych/Mental Health (RN, PMHNP) with Cascadia Health, practicing in Portland, Oregon. Enrolled in Medicare as practitioner - nurse practitioner. Astrazeneca Pharmaceuticals LP was the largest of 2 companies reporting payments in 2025, $58.98 in all, mostly food and beverage.
Overview
| NPI | 1679724819 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RN, PMHNP |
| Sole proprietor | No |
| NPI issued | Oct 7, 2008 |
| Last updated in NPPES | Mar 6, 2026 |
| Certified by provider | Mar 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 200850133NP | OR |
| Registered Nurse | 163W00000X | 200642765RN | OR |
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 (OR) |
|---|
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Cascadia HealthPortland, OR · 55 clinicians
Industry payments (Open Payments)
- 2025$58.98 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $30.22 | 1 |
| Gilead Sciences, Inc. | $28.76 | 1 |
What the 2025 payments were for
- Food and Beverage$58.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 566 psychiatric nurse practitioners in Portland · All psychiatric nurse practitioners in Oregon