Quick answers
- Which hospitals does Mark Thomas work at?
- Medicare's official clinician data lists Mark Thomas at 2 hospitals: Providence Newberg Medical Center and Willamette Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Thomas see patients?
- Medicare's clinician data lists 2 practice locations, including McMinnville, OR. Call before your visit to confirm the address.
- What is Mark Thomas's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Mark Thomas accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Thomas 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 Mark Thomas?
- (503) 434-1110, as listed in official Medicare / NPI Registry data.
- What is Mark Thomas's NPI number?
- 1396714135. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Thomas works
Medicare's Facility Affiliation Data lists Mark Thomas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Newberg Medical CenterNewberg, OR · Acute Care Hospital · CCN 380037
- Willamette Valley Medical CenterMcMinnville, OR · Acute Care Hospital · CCN 380071
Practice locations
Addresses where Mark Thomas is enrolled with Medicare (CMS data updated 2026-10-02).
- 2700 SE Stratus AveMcMinnville, OR 97128
- 2700 SE Stratus Ave, Unit 402McMinnville, OR 97128 (503) 434‑1110
Group practices
Medicare enrollment lists Mark Thomas as a member of this group (CMS data updated 2026-10-02).
- Willamette Valley Clinics LLC38 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Oregon
Clinicians with the same Medicare primary specialty in Oregon — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At Houston |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396714135 |
| 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