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Internal Medicine

Brian J. Larson, MD

Works at hospitals in Layton, UT · Logan, UT · Ogden, UT · Utah

Summary

Brian J. Larson, MD (Internal Medicine) is listed by Medicare at 3 hospitals in Layton, UT, Logan, UT and Ogden, UT. NPI 1174987374. 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 Brian J. Larson, 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
10Years since medical school (graduated 2016)
MaleGender (as listed)
Ihc Health Services IncGroup practice

Quick answers

Which hospitals does Brian J. Larson work at?
Medicare's official clinician data lists Brian J. Larson at 3 hospitals: Intermountain Health Layton Hospital, Intermountain Health Logan Regional Hospital and Intermountain Health McKay-Dee Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Brian J. Larson see patients?
Medicare's clinician data lists 1 practice location in American Fork, UT. Call before your visit to confirm the address.
What is Brian J. Larson's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Brian J. Larson accept Medicare assignment?
Yes. Medicare's clinician data says Brian J. Larson 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 Brian J. Larson?
(801) 357-7291, as listed in official Medicare / NPI Registry data.
What is Brian J. Larson's NPI number?
1174987374. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Brian J. Larson works

Medicare's Facility Affiliation Data lists Brian J. Larson 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 Brian J. Larson is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Brian J. Larson as a member of this group (CMS data updated 2026-10-02).

  • Ihc Health Services Inc3,960 clinicians in the group

Specialties

Find other Internal Medicine doctors in Utah →

Other internal medicine doctors in American Fork

Clinicians with the same Medicare primary specialty in American Fork, UT — not a recommendation.

All internal medicine doctors in American Fork →

Clinician information

CredentialMD
Graduation year2016
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1174987374
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