Mary Oestreich, ARNP
NPI 1073165593ActiveIndividual· Nurse Practitioner· Everett, WA
Nurse Practitioner (ARNP) in Everett, Washington, trained at University of Washington School of Medicine (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $34,285 for 435 claims, against $12,852 paid for services in 2024.
Overview
| NPI | 1073165593 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP |
| Sole proprietor | No |
| NPI issued | Jul 15, 2019 |
| Last updated in NPPES | Apr 22, 2026 |
| Certified by provider | Apr 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | AP60969818 | WA |
| Nurse Practitioner | 363L00000X | RN60361509 | 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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 126 |
|---|---|
| Services billed | 1,480 across 36 procedure codes |
| Paid by Medicare | $12,852 |
Part D prescriptions in 2024
| Prescriptions (claims) | 435 · 1,003 30-day fills |
|---|---|
| Patients | 180 |
| Total drug cost | $34,285 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Optum Care Washington PLLCEverett, WA · 683 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nurse practitioners in Everett
- 1023413358
- 1073890737
- 1093315970
- 1114572336
- 1124654397
- 1124660881
- 1205217353
- 1225622855
- 1255469284
- 1255645701
- 1275274698
- 1316603392
All 119 nurse practitioners in Everett · All nurse practitioners in Washington