Quick answers
- Where does Robert C. Sayson see patients?
- Medicare's clinician data lists 1 practice location in Portland, OR. Call before your visit to confirm the address.
- What is Robert C. Sayson's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Robert C. Sayson accept Medicare assignment?
- Medicare's clinician data says Robert C. Sayson may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Robert C. Sayson?
- (503) 489-0567, as listed in official Medicare / NPI Registry data.
- What is Robert C. Sayson's NPI number?
- 1104804244. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Robert C. Sayson is enrolled with Medicare (CMS data updated 2026-10-02).
- 18000 SE Stark StPortland, OR 97233 (503) 489‑0567
Group practices
Medicare enrollment lists Robert C. Sayson as a member of this group (CMS data updated 2026-10-02).
- Good News Community Health Center Inc3 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Portland
Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1974 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1104804244 |
| 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
- 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