Quick answers
- Does Maria Niemuth accept Medicare assignment?
- Yes. Medicare's clinician data says Maria Niemuth 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 Niemuth's NPI number?
- 1538546668. 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 Niemuth works
Medicare's Facility Affiliation Data lists Maria Niemuth 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.
- Salem Health West ValleyDallas, OR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 381308
- Salem HospitalSalem, OR · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 380051
Practice locations
Addresses where Maria Niemuth is enrolled with Medicare (CMS data updated October 2, 2026).
- 1233 Edgewater St NWSalem, OR 97304 (503) 378‑7526
- 1233 Edgewater St NW, West Salem ClinicSalem, OR 97304
- 681 Ctr St NESalem, OR 97301
Group practices
Medicare enrollment lists Maria Niemuth as a member of this group (CMS data updated October 2, 2026).
- Northwest Human Services Inc33 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Salem
Clinicians with the same Medicare primary specialty in Salem, OR — not a recommendation.
Other clinicians in Northwest Human Services Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2017 (9 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1538546668 |
| 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