Quick answers
- Does Diana A. Ruiz accept Medicare assignment?
- Yes. Medicare's clinician data says Diana A. Ruiz accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Diana A. Ruiz's NPI number?
- 1104931500. 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 Diana A. Ruiz is enrolled with Medicare (CMS data updated October 2, 2026).
- 10100 SE Sunnyside RdClackamas, OR 97015 (800) 813‑2000
- 10180 SE Sunnyside RdClackamas, OR 97015 (800) 813‑2000
- 2875 NE Stucki AveHillsboro, OR 97124 (800) 813‑2000
Group practices
Medicare enrollment lists Diana A. Ruiz as a member of this group (CMS data updated October 2, 2026).
- Kaiser Foundation Health Plan of the Northwest1,807 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Clackamas
Clinicians with the same Medicare primary specialty in Clackamas, OR — not a recommendation.
Other clinicians in Kaiser Foundation Health Plan of the Northwest
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104931500 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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