Quick answers
- Which hospitals does Jeffrey Madsen work at?
- Medicare's official clinician data lists Jeffrey Madsen at 4 hospitals: Astria Sunnyside Hospital, Astria Toppenish Hospital, Sagewest Health Care and Weirton Medical Center, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jeffrey Madsen see patients?
- Medicare's clinician data lists 4 practice locations, including Sunnyside, WA, Riverton, WY and Toppenish, WA. Call before your visit to confirm the address.
- What is Jeffrey Madsen's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Jeffrey Madsen accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey Madsen 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 Jeffrey Madsen?
- (509) 837-1707, as listed in official Medicare / NPI Registry data.
- What is Jeffrey Madsen's NPI number?
- 1063627859. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jeffrey Madsen works
Medicare's Facility Affiliation Data lists Jeffrey Madsen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Astria Sunnyside HospitalSunnyside, WA · Critical Access Hospital · CCN 501330
- Astria Toppenish HospitalToppenish, WA · Acute Care Hospital · CCN 500037
- Sagewest Health CareRiverton, WY · Acute Care Hospital · CCN 530008
- Weirton Medical Center, IncWeirton, WV · Acute Care Hospital · CCN 510023
Practice locations
Addresses where Jeffrey Madsen is enrolled with Medicare (CMS data updated 2026-10-02).
- 1016 Tacoma AveSunnyside, WA 98944 (509) 837‑1707
- 2100 W Sunset DrRiverton, WY 82501 (307) 856‑4161
- 502 W 4th AveToppenish, WA 98948 (509) 865‑3105
- 915 Anderson DrAberdeen, WA 98520 (360) 532‑8330
Group practices
Medicare enrollment lists Jeffrey Madsen as a member of these groups (CMS data updated 2026-10-02).
- Northwest Emergency Physicians LLC271 clinicians in the group
- Olney Emergency Group, a Professional LLC20 clinicians in the group
- Sunnyside Emergency Group a Professional LLC15 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Sunnyside
Clinicians with the same Medicare primary specialty in Sunnyside, WA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Utah School Of Medicine |
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1063627859 |
| 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