Quick answers
- Which hospitals does Alex M. Arnold work at?
- Medicare's official clinician data lists Alex M. Arnold at 5 hospitals: Bitterroot Health - Daly Hospital, Kadlec Regional Medical Center, Providence St Mary Medical Center, St Anthony Hospital and St. Patrick Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alex M. Arnold see patients?
- Medicare's clinician data lists 2 practice locations, including Richland, WA and Seattle, WA. Call before your visit to confirm the address.
- What is Alex M. Arnold's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Alex M. Arnold accept Medicare assignment?
- Yes. Medicare's clinician data says Alex M. Arnold accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Alex M. Arnold?
- (509) 942-3272, as listed in official Medicare / NPI Registry data.
- What is Alex M. Arnold's NPI number?
- 1699449736. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alex M. Arnold works
Medicare's Facility Affiliation Data lists Alex M. Arnold at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bitterroot Health - Daly HospitalHamilton, MT · Critical Access Hospital · CCN 271340
- Kadlec Regional Medical CenterRichland, WA · Acute Care Hospital · CCN 500058
- Providence St Mary Medical CenterWalla Walla, WA · Acute Care Hospital · CCN 500002
- St Anthony HospitalPendleton, OR · Critical Access Hospital · CCN 381319
- St. Patrick HospitalMissoula, MT · Acute Care Hospital · CCN 270014
Practice locations
Addresses where Alex M. Arnold is enrolled with Medicare (CMS data updated 2026-10-02).
- 1100 Goethals Dr, Suite FRichland, WA 99352 (509) 942‑3272
- 1200 12th Ave SSeattle, WA 98144 (509) 363‑7788
Group practices
Medicare enrollment lists Alex M. Arnold as a member of these groups (CMS data updated 2026-10-02).
- Kadlec Regional Medical Center414 clinicians in the group
- Inland Imaging Associates PS126 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Richland
Clinicians with the same Medicare primary specialty in Richland, WA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699449736 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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