Irena Mattingly, AGNP-C
Opted out of Medicare from January 2025 to January 2027. Nurse Practitioner, Primary Care (AGNP-C) in Portland, Oregon, licensed in OR, with an NPI issued in May 2023. Their prescriptions cost Medicare Part D more than their services did: $70,268 for 871 claims, against $6,430 paid for services in 2024. Merz North America, Inc. reported $27.07 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1457040818 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | AGNP-C |
| Sole proprietor | Yes |
| NPI issued | May 2, 2023 |
| Last updated in NPPES | Nov 4, 2024 |
| Certified by provider | Nov 4, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Primary Care Primary | 363LP2300X | 10007639 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Jan 27, 2025 – Jan 27, 2027 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 69 |
|---|---|
| Services billed | 109 across 20 procedure codes |
| Paid by Medicare | $6,430 |
Part D prescriptions in 2024
| Prescriptions (claims) | 871 · 1,675 30-day fills |
|---|---|
| Patients | 174 |
| Total drug cost | $70,268 |
| Generic share | 82% of claims |
Industry payments (Open Payments)
- 2025$27.07 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz North America, Inc. | $27.07 | 1 |
What the 2025 payments were for
- Food and Beverage$27.07 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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