Isla Sage Oliver, CNM
NPI 1326766056ActiveIndividual· Advanced Practice Midwife· Everett, WA
Advanced Practice Midwife (CNM) with Optum Care Washington PLLC, practicing in Everett, Washington. 19 Medicare patients in 2024, $3,245 paid; nearly all of their 52 Part D prescriptions were generic (92%).
Overview
| NPI | 1326766056 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CNM |
| Sole proprietor | No |
| NPI issued | Aug 18, 2022 |
| Last updated in NPPES | Jun 4, 2026 |
| Certified by provider | Jun 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Advanced Practice Midwife Primary | 367A00000X | AP61469789 | WA |
| Advanced Practice Midwife | 367A00000X | RN61084888 | 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 | 19 |
|---|---|
| Services billed | 49 across 15 procedure codes |
| Paid by Medicare | $3,245 |
Part D prescriptions in 2024
| Prescriptions (claims) | 52 · 96 30-day fills |
|---|---|
| Patients | 26 |
| Total drug cost | $3,007 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
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
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All 30 certified nurse midwives in Everett · All certified nurse midwives in Washington