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Internal Medicine

Michael Williams, MD

Works at hospitals in Idaho Falls, ID · Rexburg, ID · Driggs, ID · Idaho

Summary

Michael Williams, MD (Internal Medicine) is listed by Medicare at 5 hospitals in Idaho Falls, ID, Rexburg, ID and Driggs, ID. NPI 1790337574. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Michael Williams, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
7Years since medical school (graduated 2019)
Wright State University Boonshoft School Of MedicineMedical school
MaleGender (as listed)
Utah Regional Hospitalists LLCGroup practice

Quick answers

Which hospitals does Michael Williams work at?
Medicare's official clinician data lists Michael Williams at 5 hospitals: Eastern Idaho Regional Medical Center, Idaho Falls Community Hospital, LLC, Madison Memorial Hospital, Mountain View Hospital and Teton Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Michael Williams see patients?
Medicare's clinician data lists 1 practice location in Idaho Falls, ID. Call before your visit to confirm the address.
What is Michael Williams's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Michael Williams accept Medicare assignment?
Yes. Medicare's clinician data says Michael Williams 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 Michael Williams?
(208) 529-6111, as listed in official Medicare / NPI Registry data.
What is Michael Williams's NPI number?
1790337574. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Michael Williams works

Medicare's Facility Affiliation Data lists Michael Williams at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Michael Williams is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Michael Williams as a member of this group (CMS data updated 2026-10-02).

  • Utah Regional Hospitalists LLC119 clinicians in the group

Specialties

Find other Internal Medicine doctors in Idaho →

Other internal medicine doctors in Idaho Falls

Clinicians with the same Medicare primary specialty in Idaho Falls, ID — not a recommendation.

All internal medicine doctors in Idaho Falls →

Clinician information

CredentialMD
Medical schoolWright State University Boonshoft School Of Medicine
Graduation year2019
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1790337574
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians