Elliott Louis Koivisto, NP
NPI 1407592397ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Tigard, OR
Nurse Practitioner, Psych/Mental Health (NP) in Tigard, Oregon, licensed in OR and WA, with an NPI issued in May 2022. Part D covered 62 prescriptions written in 2024, 100% of them generic. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 2 companies reporting payments in 2025, $34.67 in all, mostly food and beverage.
Overview
| NPI | 1407592397 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | Yes |
| NPI issued | May 12, 2022 |
| Last updated in NPPES | Nov 7, 2025 |
| Certified by provider | Nov 7, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 10005745 | OR |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | AP61377025 | WA |
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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 62 · 63 30-day fills |
|---|---|
| Total drug cost | $2,178 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Industry payments (Open Payments)
- 2025$34.67 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $18.83 | 1 |
| Otsuka America Pharmaceutical, Inc. | $15.84 | 1 |
What the 2025 payments were for
- Food and Beverage$34.67 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 psychiatric nurse practitioners in Tigard · All psychiatric nurse practitioners in Oregon