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Internal Medicine

Bruce N. Riger, MD

Works at hospitals in Ashland, OR · Medford, OR · Yreka, CA … · Oregon, California

Summary

Bruce N. Riger, MD (Internal Medicine) is listed by Medicare at 4 hospitals in Ashland, OR, Medford, OR and Yreka, CA and other places. NPI 1124023486. 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 Bruce N. Riger, 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
39Years since medical school (graduated 1987)
University Of Washington School Of MedicineMedical school
MaleGender (as listed)
Siskiyou Hospital IncGroup practice

Quick answers

Which hospitals does Bruce N. Riger work at?
Medicare's official clinician data lists Bruce N. Riger at 4 hospitals: Asante Ashland Community Hospital, Asante Rogue Regional Medical Center, Fairchild Medical Center and Mercy Medical Center of Mt Shasta. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Bruce N. Riger see patients?
Medicare's clinician data lists 1 practice location in Yreka, CA. Call before your visit to confirm the address.
What is Bruce N. Riger's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Bruce N. Riger accept Medicare assignment?
Yes. Medicare's clinician data says Bruce N. Riger 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 Bruce N. Riger?
(530) 842-4121, as listed in official Medicare / NPI Registry data.
What is Bruce N. Riger's NPI number?
1124023486. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Bruce N. Riger works

Medicare's Facility Affiliation Data lists Bruce N. Riger 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 Bruce N. Riger is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Bruce N. Riger as a member of this group (CMS data updated 2026-10-02).

  • Siskiyou Hospital Inc94 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Yreka

Clinicians with the same Medicare primary specialty in Yreka, CA — not a recommendation.

All internal medicine doctors in Yreka →

Clinician information

CredentialMD
Medical schoolUniversity Of Washington School Of Medicine
Graduation year1987
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1124023486
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