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General Surgery

Gordon M. Riha, MD

Works at hospitals in Billings, MT · Cody, WY · Roundup, MT … · Montana, Wyoming

Summary

Gordon M. Riha, MD (General Surgery) is listed by Medicare at 5 hospitals in Billings, MT, Cody, WY and Roundup, MT and other places. NPI 1801002340. 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 Gordon M. Riha, 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

General SurgeryPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
19Years since medical school (graduated 2007)
Baylor College Of MedicineMedical school
MaleGender (as listed)
Billings Clinic Specialty Supplies and Services, LLCGroup practice

Quick answers

Which hospitals does Gordon M. Riha work at?
Medicare's official clinician data lists Gordon M. Riha at 5 hospitals: Billings Clinic Hospital, Cody Regional Health, Roundup Memorial Healthcare, Sagewest Health Care and Sheridan Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Gordon M. Riha see patients?
Medicare's clinician data lists 1 practice location in Billings, MT. Call before your visit to confirm the address.
What is Gordon M. Riha's specialty?
Medicare lists General Surgery as the primary specialty.
Does Gordon M. Riha accept Medicare assignment?
Yes. Medicare's clinician data says Gordon M. Riha 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.
Does Gordon M. Riha offer telehealth?
Medicare's clinician data says Gordon M. Riha offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Gordon M. Riha?
(406) 238-2500, as listed in official Medicare / NPI Registry data.
What is Gordon M. Riha's NPI number?
1801002340. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Gordon M. Riha works

Medicare's Facility Affiliation Data lists Gordon M. Riha 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 Gordon M. Riha is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Gordon M. Riha as a member of this group (CMS data updated 2026-10-02).

  • Billings Clinic Specialty Supplies and Services, LLC824 clinicians in the group

Specialties

Find other General Surgery doctors in Montana →

Other general surgeons in Billings

Clinicians with the same Medicare primary specialty in Billings, MT — not a recommendation.

All general surgeons in Billings →

Clinician information

CredentialMD
Medical schoolBaylor College Of Medicine
Graduation year2007
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1801002340
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