Sommer Tiffany Korth, PMHNP-BC
NPI 1598117434ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Tualatin, OR
Nurse Practitioner, Psych/Mental Health (PMHNP-BC) with Western Psychological and Counseling Services LLC, practicing in Tualatin, Oregon. Part D covered 1,242 prescriptions written in 2024, 93% of them generic. Alkermes, Inc. was the largest of 2 companies reporting payments in 2025, $50.21 in all, mostly food and beverage.
Overview
| NPI | 1598117434 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP-BC |
| Sole proprietor | No |
| NPI issued | Jul 3, 2016 |
| Last updated in NPPES | Oct 2, 2025 |
| Certified by provider | Oct 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 10047729 | OR |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | G165850 | IA |
| Nurse Practitioner | 363L00000X | 5928365-4405 | UT |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | 114138 | NE |
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); Practitioner - Nurse Practitioner (UT) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 1,242 · 1,362 30-day fills |
|---|---|
| Patients | 80 |
| Total drug cost | $165,050 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Western Psychological and Counseling Services LLCEugene, OR · 348 clinicians
Industry payments (Open Payments)
- 2025$50.21 · 3 payments from 2 companies
- 2024$45.95 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alkermes, Inc. | $34.49 | 2 |
| Neurocrine Biosciences, Inc. | $15.72 | 1 |
What the 2025 payments were for
- Food and Beverage$50.21 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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