Hanna Gietzen, PA-C
NPI 1083100432ActiveIndividual· Physician Assistant· Hillsboro, OR
Physician Assistant (PA-C) with Oregon Rheumatology Clinics LLC, practicing in Hillsboro, Oregon. In 2024 Medicare paid $644,878 for 209 patients, and Part D covered 501 of their prescriptions, 85% of them generic. Amgen Inc. was the largest of 15 companies reporting payments in 2025, $896.16 in all, mostly food and beverage. Lists Adventist Health Tillamook and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1083100432 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jul 9, 2018 |
| Last updated in NPPES | Sep 8, 2020 |
| Certified by provider | Aug 27, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA195530 | 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 - Physician Assistant (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 209 |
|---|---|
| Services billed | 37,109 across 46 procedure codes |
| Paid by Medicare | $644,878 |
Part D prescriptions in 2024
| Prescriptions (claims) | 501 · 848 30-day fills |
|---|---|
| Patients | 187 |
| Total drug cost | $593,487 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Oregon Rheumatology Clinics LLCHillsboro, OR · 4 clinicians
Hospital affiliations
- Adventist Health TillamookTillamook, OR
- Columbia Memorial HospitalAstoria, OR
- Hillsboro Medical CenterHillsboro, OR
- Ohsu Hospital and ClinicsPortland, OR
- Providence Seaside HospitalSeaside, OR
Industry payments (Open Payments)
- 2025$896.16 · 53 payments from 15 companies
- 2024$1,455 · 83 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $237.62 | 16 |
| Abbvie Inc. | $194.49 | 15 |
| Novartis Pharmaceuticals Corporation | $89.10 | 5 |
| Astrazeneca Pharmaceuticals LP | $60.92 | 2 |
| Ucb, Inc. | $60.66 | 3 |
What the 2025 payments were for
- Food and Beverage$896.16 · 53 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 83 physician assistants in Hillsboro · All physician assistants in Oregon