Quick answers
- Which hospitals does Matthew C. Upshaw work at?
- Medicare's official clinician data lists Matthew C. Upshaw at 1 hospital: Legacy Mount Hood Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew C. Upshaw see patients?
- Medicare's clinician data lists 7 practice locations, including Clackamas, OR, Salem, OR and Portland, OR. Call before your visit to confirm the address.
- What is Matthew C. Upshaw's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Matthew C. Upshaw accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew C. Upshaw 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 Matthew C. Upshaw?
- (800) 813-2000, as listed in official Medicare / NPI Registry data.
- What is Matthew C. Upshaw's NPI number?
- 1407842487. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew C. Upshaw works
Medicare's Facility Affiliation Data lists Matthew C. Upshaw at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Legacy Mount Hood Medical CenterGresham, OR · Acute Care Hospital · CCN 380025
Practice locations
Addresses where Matthew C. Upshaw is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 10100 SE Sunnyside RdClackamas, OR 97015 (800) 813‑2000
- 10180 SE Sunnyside RdClackamas, OR 97015 (800) 813‑2000
- 2400 Lancaster Dr NESalem, OR 97305 (800) 813‑2000
- 3500 N Interstate AvePortland, OR 97227 (800) 813‑2000
- 3550 N Interstate AvePortland, OR 97227 (800) 813‑2000
Group practices
Medicare enrollment lists Matthew C. Upshaw as a member of this group (CMS data updated 2026-10-02).
- Kaiser Foundation Health Plan of the Northwest1,807 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Clackamas
Clinicians with the same Medicare primary specialty in Clackamas, OR — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Des Moines University Of Osteopathic Medicine And Health Sciences |
| Graduation year | 1998 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1407842487 |
| 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