Summary

Dr. Roger Diegel is a rheumatologist and internal medicine physician who has been caring for patients for over three decades. He earned his medical degree from Wayne State University School of Medicine and completed his residency training at Mary Hitchcock Memorial Hospital. His extensive experience spans 33 years of practice, providing him with deep expertise in managing complex rheumatic and internal medicine conditions. Dr. Diegel communicates with patients in English.

Dr. Diegel practices at multiple Logan Health locations throughout Kalispell and Whitefish, Montana, including Logan Health Medical Center and Logan Health Whitefish. He specializes in treating rheumatoid arthritis and spondyloarthropathies, helping patients manage these challenging autoimmune conditions. His practice also focuses on addressing sacroiliac joint pain, which can significantly impact mobility and quality of life. Dr. Diegel performs various diagnostic blood tests and arterial blood gas analysis to help accurately diagnose and monitor his patients' conditions. Patients have given him an average rating of 3.5 on Vitals.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.5
  • 33 years of experience
  • speaks English
  • Mary Hitchcock Memorial Hospital
  • 8 written reviews
  • 2 specialties
  • 9 areas of expertise
  • 2 board certifications
  • 3 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Provided follow-up after the visit

Office Locations

Dr. Roger Joseph Diegel has 3 locations

Logan Health Rheumatology

150 Commons WayKalispell, MT 59901
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

North Valley Hospital

1600 Hospital WayWhitefish, MT 59937

Logan Health Medical Center

310 Sunnyview LnKalispell, MT 59901

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Dr. Roger Joseph Diegel, MD
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Dr. Roger Joseph Diegel, MDDr. Jon J Johnson, MDDr. Harvey Clark Swanson, MDDr. Craig Andrew Harrison, MD
RheumatologyCardiovascular DiseaseInternal MedicineGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
4.2 
4.4 
33 Years of Experience 51 Years of Experience 48 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English Speaks English
Kalispell , MTKalispell , MTFort Harrison , MTKalispell , MT
Med School: Wayne State University School Of Medicine Med School: University Of Colorado School Of Medicine Med School: Johns Hopkins University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Roger Joseph Diegel

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Roger Joseph Diegel has the following 2 specialties

Specialty Expertise

Dr. Roger Joseph Diegel has the following 9 areas of expertise

  • Gout
  • Hip Osteoarthritis
  • Internal Medicine
  • Lupus
  • Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Rheumatic Diseases
  • Rheumatoid Arthritis
  • Tendinitis

Certifications, License, & Education

33 Years Experience

Dr. Roger Joseph Diegel holds an expired medical license in the state of Montana.

Medical License

Medical Doctor with an expired medical license in the state of Montana that expired in 2026.

Education & Training

Residency

Completed their residency at Mary Hitchcock Memorial Hospital.

Medical School

Graduated from Wayne State University School Of Medicine in 1993.

NPI Number

Dr. Diegel's NPI number is 1770660896.

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Frequently Asked Questions

Is Dr. Roger Diegel accepting new patients?
Dr. Roger Diegel is accepting new patients on Vitals. View Dr. Roger Diegel's profile on Vitals to make an appointment.
Does Dr. Roger Diegel accept virtual/telehealth appointments?
Dr. Roger Diegel has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Roger Diegel accept my insurance?
You can see the insurance plans that Dr. Roger Diegel accepts on their Vitals profile.
How can I make an appointment with Dr. Roger Diegel?
You can find contact information for Dr. Roger Diegel here on Vitals.
What languages does Dr. Roger Diegel speak?
Dr. Roger Diegel speaks English.

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