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John W. McCahan MD

John W. McCahan MD

(406) 414-2410
Entrance 3 Purple Zone
Primary Specialties
  • Rheumatology (Board Certified)
  • Affiliations
  • Bozeman Health Deaconess Hospital
  • Bozeman Health Medical Group

    Primary Office

    Bozeman Health Rheumatology Clinic
    931 Highland Blvd., Suite 3260
    HP 3 Purple Zone
    Bozeman, MT 59715
    Monday-Friday 8:00 am-5:00 pm


    Medical School: Temple University School of Medicine, MD

    Residency: Boston University Medical Center, Internal Medicine

    Fellowship: Boston University Medical Center, Rheumatology

    Areas of Expertise


    Provider Bio

    John McCahan, MD, is in practice with Bozeman Health Rheumatology Clinic. Dr. McCahan holds a master’s in applied immunology from the University of Southern Maine and is a graduate of Temple University School of Medicine. He completed his residency in internal medicine at Boston University Medical Center (BUMC) and was a clinical attending physician there until he began his clinical rheumatology fellowship, also at BUMC. He also has had advanced training in musculoskeletal ultrasound. Dr. McCahan is board certified in internal medicine and rheumatology.