Male 71 years


Dr. Mark J Callahan, MD



Internal Medicine   -  Minnesota,  Rochester

 Overview

Dr. Mark J Callahan, MD works in Rochester, Minnesota is a specialist in Internal Medicine, Cardiology and graduated Mayo Clinic Rochester in 1981. Dr. Callahan is affiliated with Mayo Clinic Saint Marys Hospital and practicing for 45 years

 Specialties

  • Internal Medicine
  • Cardiology

 Board Certifications

  • Board Certified by the American Board of Internal Medicine

 Years Since Graduation

  • 45

 State License

  • Minnesota

 Education & Training

Residency Hospital

Mayo Clinic Rochester

Year completed: 1981

Fellowship Hospital

Mayo Clinic Rochester

Year completed: 1984

Medical School

University Of Minnesota Medical School

Minneapolis, MN, United States

Graduated: 1978

 Awards

1   ACC

 Dr. Callahan Reviews

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 Office Locations


Primary location

 Mayo Clinic
200 1st Street South West
Minnesota (MN)
Rochester
55905
 Phone:(507) 284-2511

Accepting New Patients

  • Yes
* Please verify this information when scheduling an appointment.

 Map & Directions



Mayo Clinic, 200 1st Street South West, Rochester, Minnesota (MN), 55905




 Insurances Accepted (check insurance plans)

Please contact the office for more information.

 Blog Posts

Blog Posts for Dr. Mark J Callahan, MD are not present.

 Patients Questions

Patients questions for Dr. Mark J Callahan, MD are not present.

 Affiliated Hospitals


Mayo Clinic Saint Marys Hospital photo


Mayo Clinic Saint Marys Hospital

1216 2nd Street South West Minnesota MN, Rochester, 55902

Mayo Clinic Saint Marys Hospital is a non-profit hospital located in Rochester, MN. Procedures/Diagnosis costs are above the state average in 2 of 14 procedures. Length of Stay is at the state average in 9 of 14 procedures.



  •  Latest reviews for Internal Medicine specialists

  • Dr. C. is a pleasant, professional caring and fun doctor. Answered all my questions on a keep it simple level and explained everything. He took his time. I will refer them when needed. What a great group!
    07 February 2024
    (6)
  • He is the best if you need help with panic attacks. He fixed up my medication and I feel better.
    31 January 2024
    (40)
  • Dr. Jungblut and staff are all professional, fun, conscientious. Been going here for a long time. My children and grandchildren now see Dr. Jungblut too.
    24 January 2024
    (7)
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