Quick answers
- Does Maria Z. Holden accept Medicare assignment?
- Yes. Medicare's clinician data says Maria Z. Holden accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Maria Z. Holden's NPI number?
- 1306517685. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Maria Z. Holden works
Medicare's Facility Affiliation Data lists Maria Z. Holden at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Good Shepherd Medical CenterHermiston, OR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 381325
Practice locations
Addresses where Maria Z. Holden is enrolled with Medicare (CMS data updated October 2, 2026).
- 1800 Coburg RdEugene, OR 97401 (541) 345‑8760
- 589 NW 11th StHermiston, OR 97838 (503) 567‑1717
- 598 E 13th AveEugene, OR 97401 (541) 636‑3473
- 600 NW 11th St, Suite E37Hermiston, OR 97838 (541) 667‑3400
Group practices
Medicare enrollment lists Maria Z. Holden as a member of these groups (CMS data updated October 2, 2026).
- Yakima Valley Farm Workers Clinic273 clinicians in the group
- Good Shepherd Health Care System136 clinicians in the group
- Icco LLC135 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Eugene
Clinicians with the same Medicare primary specialty in Eugene, OR — not a recommendation.
Other clinicians in Yakima Valley Farm Workers Clinic
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306517685 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians