Thomas Mahn, MD - Cardiology - Ascension Wisconsin

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Patient Rating
4.9 / 5 (Based on 87 Reviews)

Thomas Mahn, MD, FACC

Specialties: Cardiology
"I try to communicate well with patients to allow them to participate in their own health-care decisions. I encourage patients to take ownership of their health-care decisions."


Accepting new patients.


Clinical Interests

  • Cardiovascular Imaging
  • Cardiac (Heart) Care
  • Cardiovascular Disease
  • General Cardiology
  • Interventional Cardiology
  • Echocardiography
  • Coronary Stenting
  • Pacemaker Implantation
  • Coronoary CT Angiography

Meet Dr. Mahn


  • English


  • St. Francis
  • Elmbrook Memorial
  • Franklin
  • St. Joseph


  • Medical School
    University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin
  • Residency
    University of Michigan - St. Joseph Mercy Health, Michigan
  • Fellowship
    1988 Medical College of Wisconsin Affiliated Hospitals


  • Internal Medicine
  • Cardiovascular Disease

Additional Practice Notes

Dr. Mahn's practice focuses on the diagnosis and treatment of coronary artery disease, valvular heart disease, cardiac arrhythmias and congestive heart failure. He has been trained in and regularly performs invasive and interventional procedures such as cardiac catheterization, coronary angioplasty and stenting, pacemakers and echocardiography. Dr. Thomas Mahn received three-year recognition beginning February 2015 by the National Committee for Quality Assurance Heart/Stroke Recognition Program.