Quick answers
- Which hospitals does Thomas Dreher work at?
- Medicare's official clinician data lists Thomas Dreher at 1 hospital: North Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thomas Dreher see patients?
- Medicare's clinician data lists 1 practice location in Tonasket, WA. Call before your visit to confirm the address.
- What is Thomas Dreher's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Thomas Dreher accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas Dreher 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 Thomas Dreher?
- (509) 486-2151, as listed in official Medicare / NPI Registry data.
- What is Thomas Dreher's NPI number?
- 1568546018. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thomas Dreher works
Medicare's Facility Affiliation Data lists Thomas Dreher at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- North Valley HospitalTonasket, WA · Critical Access Hospital · CCN 501321
Practice locations
Addresses where Thomas Dreher is enrolled with Medicare (CMS data updated 2026-10-02).
- 203 S Western AveTonasket, WA 98855 (509) 486‑2151
Group practices
Medicare enrollment lists Thomas Dreher as a member of this group (CMS data updated 2026-10-02).
- Okanogan County Public Hospital Dist No 442 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1568546018 |
| 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