Quick answers
- Which hospitals does Samuel B. Valdivia work at?
- Medicare's official clinician data lists Samuel B. Valdivia at 3 hospitals: Legacy Emanuel Medical Center, Legacy Good Samaritan Medical Center and Legacy Meridian Park Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Samuel B. Valdivia see patients?
- Medicare's clinician data lists 4 practice locations, including Portland, OR. Call before your visit to confirm the address.
- What is Samuel B. Valdivia's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Samuel B. Valdivia accept Medicare assignment?
- Yes. Medicare's clinician data says Samuel B. Valdivia 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 Samuel B. Valdivia?
- (503) 413-7711, as listed in official Medicare / NPI Registry data.
- What is Samuel B. Valdivia's NPI number?
- 1003439084. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Samuel B. Valdivia works
Medicare's Facility Affiliation Data lists Samuel B. Valdivia at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Legacy Emanuel Medical CenterPortland, OR · Acute Care Hospital · CCN 380007
- Legacy Good Samaritan Medical CenterPortland, OR · Acute Care Hospital · CCN 380017
- Legacy Meridian Park Medical CenterTualatin, OR · Acute Care Hospital · CCN 380089
Practice locations
Addresses where Samuel B. Valdivia is enrolled with Medicare (CMS data updated 2026-10-02).
- 1015 NW 22nd AvePortland, OR 97210 (503) 413‑7711
- 1015 Nw22nd Ave, Suite 34Portland, OR 97210 (503) 413‑6376
- 1130 NW 22nd Ave, Suite 220Portland, OR 97210 (503) 413‑8988
- 2801 N Gantenbein AvePortland, OR 97227
Group practices
Medicare enrollment lists Samuel B. Valdivia as a member of this group (CMS data updated 2026-10-02).
- Legacy Clinics LLC713 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Portland
Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003439084 |
| 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