Quick answers
- Which hospitals does Matthew E. Williamson work at?
- Medicare's official clinician data lists Matthew E. Williamson at 5 hospitals: CHRISTUS Southeast Texas- St Elizabeth, Eastern Idaho Regional Medical Center, Mountain View Hospital, Portneuf Medical Center and Steele Memorial Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew E. Williamson see patients?
- Medicare's clinician data lists 27 practice locations, including Deer Lodge, MT, Pocatello, ID and San Angelo, TX. Call before your visit to confirm the address.
- What is Matthew E. Williamson's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Matthew E. Williamson accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew E. Williamson 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 Matthew E. Williamson?
- (208) 522-3017, as listed in official Medicare / NPI Registry data.
- What is Matthew E. Williamson's NPI number?
- 1467428540. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew E. Williamson works
Medicare's Facility Affiliation Data lists Matthew E. Williamson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- CHRISTUS Southeast Texas- St ElizabethBeaumont, TX · Acute Care Hospital · CCN 450034
- Eastern Idaho Regional Medical CenterIdaho Falls, ID · Acute Care Hospital · CCN 130018
- Mountain View HospitalIdaho Falls, ID · Acute Care Hospital · CCN 130065
- Portneuf Medical CenterPocatello, ID · Acute Care Hospital · CCN 130028
- Steele Memorial Medical CenterSalmon, ID · Critical Access Hospital · CCN 131305
Practice locations
Addresses where Matthew E. Williamson is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 27; the Medicare profile lists all.
- 1100 Hollenbeck LnDeer Lodge, MT 59722 · Teton Radiology Diagnostic a Series of Teton Group Enterprise (208) 522‑3017
- 1151 Hospital Way, Bldg BPocatello, ID 83201 · Cache Valley Vein (435) 753‑2842
- 120 E Beauregard AveSan Angelo, TX 76903 (325) 747‑1511
- 120 E Harris AveSan Angelo, TX 76903 (325) 747‑6741
- 1320 Bishop Randall DrLander, WY 82520 · Teton Radiology Diagnostic a Series of Teton Group Enterprise (208) 522‑3017
Group practices
Medicare enrollment lists Matthew E. Williamson as a member of these groups (CMS data updated 2026-10-02).
- Shannon Clinic559 clinicians in the group
- CMSC LLC91 clinicians in the group
- Memorial Hospital of Converse County74 clinicians in the group
- Medical Imaging Associates of Idaho Falls Inc67 clinicians in the group
- Uintah Basin Medical Center62 clinicians in the group
- Columbus Radiology Physicians LLC61 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Deer Lodge
Clinicians with the same Medicare primary specialty in Deer Lodge, MT — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1467428540 |
| 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