Amber Rae Oyama, FNP-C
NPI 1558975151ActiveIndividual· Nurse Practitioner, Family· Gresham, OR
Nurse Practitioner, Family (FNP-C) with Providence Health and Services Oregon, practicing in Gresham, Oregon. Their prescriptions cost Medicare Part D more than their services did: $530,414 for 4,079 claims, against $11,342 paid for services in 2024. Gilead Sciences, Inc. was the largest of 2 companies reporting payments in 2024, $95.59 in all, mostly food and beverage. Lists Legacy Mount Hood Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1558975151 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | Yes |
| NPI issued | Sep 2, 2020 |
| Last updated in NPPES | Sep 18, 2025 |
| Certified by provider | Sep 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 202006124NP-PP | OR |
| Clinic/Center, Primary Care | 261QP2300X | 202006124NP-PP | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 165 |
|---|---|
| Services billed | 392 across 23 procedure codes |
| Paid by Medicare | $11,342 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,079 · 9,219 30-day fills |
|---|---|
| Patients | 1,392 |
| Total drug cost | $530,414 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Providence Health and Services OregonPortland, OR · 1,433 clinicians
Hospital affiliations
- Legacy Mount Hood Medical CenterGresham, OR
- Providence Portland Medical CenterPortland, OR
- Providence Willamette Falls Medical CenterOregon City, OR
Industry payments (Open Payments)
- 2024$95.59 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $73.69 | 1 |
| Medtronic, Inc. | $21.90 | 1 |
What the 2024 payments were for
- Food and Beverage$95.59 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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