Quick answers
- Which hospitals does Frederick A. Jensen work at?
- Medicare's official clinician data lists Frederick A. Jensen at 2 hospitals: Mason General Hospital & Family of Clinics and Summit Pacific Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Frederick A. Jensen see patients?
- Medicare's clinician data lists 1 practice location in Olympia, WA. Call before your visit to confirm the address.
- What is Frederick A. Jensen's specialty?
- Medicare lists Rheumatology as the primary specialty.
- Does Frederick A. Jensen accept Medicare assignment?
- Yes. Medicare's clinician data says Frederick A. Jensen 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 Frederick A. Jensen?
- (360) 754-7881, as listed in official Medicare / NPI Registry data.
- What is Frederick A. Jensen's NPI number?
- 1083715296. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Frederick A. Jensen works
Medicare's Facility Affiliation Data lists Frederick A. Jensen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mason General Hospital & Family of ClinicsShelton, WA · Critical Access Hospital · CCN 501336
- Summit Pacific Medical CenterElma, WA · Critical Access Hospital · CCN 501304
Practice locations
Addresses where Frederick A. Jensen is enrolled with Medicare (CMS data updated 2026-10-02).
- 402 Black Hills Ln SW, Suite DOlympia, WA 98502 (360) 754‑7881
Specialties
- Rheumatologyprimary
Other rheumatologists in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Oregon Health Sciences University School Of Medicine |
| Graduation year | 1975 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1083715296 |
| 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