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Casey Ryan, MD

About Casey

Casey Ryan, MD, specializes in endocrinology and internal medicine at Altru Health System. In his free time, he enjoys running, gardening and reading.

Professional Memberships

American College of Physicians, American Diabetes Association (ADA), American Association of Clinical Endocrinologists (AACE), University of North Dakota School of Medicine and Health Sciences, North Dakota State Board of Higher Education

Philosophy of Medicine

"I love medicine, patients and the opportunity to improve people's lives."

Locations Altru Family Medicine Center
  • Altru Robert Jacobson Service Award
  • Altru Health Foundation, Altruist Award with Spouse, Bev
  • UND School of Medicine Outstanding Volunteer Faculty 2021
  • North Dakota Medical Association Physician Community & Professional Services Award 2021
  • Medical School
  • University of Colorado Medical Center
    Denver, CO
  • Mayo Graduate School of Medicine
    Rochester, MN
  • Endocrinology University of Otago, Dunedin, New Zealand
  • Residency
  • Mayo Graduate School of Medicine
    Rochester, MN
  • Board Certification
  • Internal Medicine American Board of Internal Medicine
Medical Interests Special Clinical Interests:
  • Endocrinology
  • Chronic internal medicine problems
105 Patient Satisfaction Ratings

Our Patient Satisfaction Rating is an average of all responses to care provider related questions from our nationally-recognized Press Ganey Patient Satisfaction Survey. Learn more

Responses are measured on a scale of 1 to 5 with 5 being the best score.

Overall Rating

4.9 out of 5
4.9 out of 5 Stars

Access to Timely Care


4.9 out of 5 Stars

Communicates Clearly


4.9 out of 5 Stars

Time with Provider is Meaningful


4.9 out of 5 Stars

Listens Well and is Respectful


4.9 out of 5 Stars


Reviews are collected from our patient experience survey results. Comments may be edited or omitted in some instances, for example to remove protected health information or a reference to irrelevant information. We do not alter any information that would change the meaning or sentiment of the comment.

  • 08/21/2022

    Wish I knew about Dr Ryan long ago. Heard of him but never needed to see him. Top Dr I've ever seen at Altru and I've seen a lot! He actually reviewed my chart before and reviewed history and plan extensively. Top notch doctor for sure!!!

    Rating: 5
  • 08/19/2022

    Dr Ryan is the best

    Rating: 5
  • 08/13/2022

    Love Dr. RYAN!

    Rating: 5
  • 07/26/2022

    Always the best staff in Internal Medicine. They have been my care team for years and always respond, always listen, and always care.

    Rating: 5