Electrophysiologists are cardiologists who specialize in diagnosing and treating irregular heart rhythms (arrhythmias, AFib) caused by problems with the heart’s electrical system. Arrhythmia Program physicians are board-certified cardiologists with subspecialty training in electrophysiology and are part of the Medical College of Wisconsin faculty. 

James Oujiri, MD
Cardiac Electrophysiology, Cardiology/Cardiovascular Medicine
James A. Roth, MD
Cardiac Electrophysiology, Cardiology/Cardiovascular Medicine

Arrhythmia Program Nurse Practitioners

Other Heart and Vascular Physician Team Members

Depending on your needs, your care team may include electrophysiologists, cardiac surgeons and other heart and vascular experts.

Learn more about our heart and vascular team members.

Virtual Visits Are Available

Safe and convenient virtual visits by video let you get the care you need via a mobile device, tablet or computer wherever you are. We'll assess your condition and develop a treatment plan right away. To schedule a virtual visit, call 414-777-7700.

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Rated as High Performing by U.S. News & World Report

Froedtert Hospital is nationally ranked by U.S. News & World Report in three specialties. Froedtert Hospital is also rated as high performing in four adult specialties and 22 procedures and conditions, including cardiology, heart and vascular surgery and heart arrhythmia. Froedtert Menomonee Falls Hospital is rated as high performing in five procedures and conditions, including heart arrhythmia.