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Dr. Roger Joseph Diegel MD is a male Internist, has 17 years of experience and practices in Internal Medicine and Rheumatology.
Video profile
Dr. Roger Diegel has 2 office locations.
Tamarack Medical Clinic
150 Commons Way
Kalispell, MT 59901

Phone Number
Locations and availability (2)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

  • Currently 3.5 of 4 stars
Patient comments (1)

The overall average patient rating of Dr. Roger Diegel is Excellent. Dr. Diegel has been reviewed by 5 patients who have provided 1 comments. The rating is 3.5 out of 4 stars.

Patient Ratings
Ease of Appointment 3.5
  • Currently 3.5 of 4 stars
Promptness 3.5
  • Currently 3.5 of 4 stars
Courteous Staff 3.0
  • Currently 3 of 4 stars
Accurate Diagnosis 2.7
  • Currently 2.6666666666667 of 4 stars
Bedside Manner 2.0
  • Currently 2 of 4 stars
Spends Time with Me 2.0
  • Currently 2 of 4 stars
Follows Up After Visit 2.5
  • Currently 2.5 of 4 stars

Specialties & Research

Dr. Roger Diegel, MD is board certified in Rheumatology.

  • He has special expertise in 4 areas:
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Rheumatic Diseases

Education & Awards

Dr. Diegel graduated from Wayne State University, Detroit. He has 1 awards.

Patients' Choice Award (2008 - 2009, 2013)


Dr. Diegel has 8 hospital affiliations:

  • Kalispell Regional Hospital 
  • Health Center Northwest 

Accepted Insurance Plans

Dr. Diegel accepts these health insurances in at least one office:

  • United Healthcare - 13 plans
  • Blue Cross Blue Shield of Montana - 10 plans
  • Great-West Healthcare - 3 plans
  • Medicare - 1 plan
  • Cigna - 3 plans
  • Aetna - 1 plan

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Additional Information
Where does Dr. Roger J. Diegel practice?
Dr. Roger Diegel practices Internal Medicine and Rheumatology near Kalispell, MT.
Additional practice locations include: Lebanon, NH.
See Kalispell Internists and Kalispell Rheumatologists.