Doctors Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery. Find doctors and medical staff: Edit search filters close Narrow your search Doctor's Name, Condition Or Procedure By location Rochester, MN By last name Find a doctor whose last name begins with the letter A A Find a doctor whose last name begins with the letter B B Find a doctor whose last name begins with the letter C C Find a doctor whose last name begins with the letter D D Find a doctor whose last name begins with the letter E E Find a doctor whose last name begins with the letter F F Find a doctor whose last name begins with the letter G G Find a doctor whose last name begins with the letter H H Find a doctor whose last name begins with the letter I I Find a doctor whose last name begins with the letter J J Find a doctor whose last name begins with the letter K K Find a doctor whose last name begins with the letter L L Find a doctor whose last name begins with the letter M M Find a doctor whose last name begins with the letter N N active Find a doctor whose last name begins with the letter O O Find a doctor whose last name begins with the letter P P Find a doctor whose last name begins with the letter Q Q Find a doctor whose last name begins with the letter R R Find a doctor whose last name begins with the letter S S Find a doctor whose last name begins with the letter T T There are no doctors whose last name begins with the letter U U Find a doctor whose last name begins with the letter V V Find a doctor whose last name begins with the letter W W There are no doctors whose last name begins with the letter X X Find a doctor whose last name begins with the letter Y Y Find a doctor whose last name begins with the letter Z Z By conditions treated No results found By procedures performed No results found By spoken language No results found Reset all filters Search Tips Use quotes for phrases. Even if there are no auto-suggestions within the search field, hit "Search" anyway, as you may still get results. Displaying 1-6 out of 6 doctors available Location: Rochester, MN Last Name Initial: O Patrick W. O'Leary, M.D. Pediatric Cardiologist Rochester, MN Areas of focus: Echocardiogram, Heart disease, Hypoplastic left heart syndrome, Congenital heart defects in children, Congenital heart ...disease Show more areas of focus for Patrick W. O'Leary, M.D. Jae K. Oh, M.D. Echocardiographer Cardiologist Rochester, MN Areas of focus: Echocardiogram, Shortness of breath, Coronary artery disease, Heart valve disease, Pericarditis, Cardiomyopathy Lyle J. Olson, M.D. Internist Cardiologist Rochester, MN Areas of focus: Echocardiogram, Heart failure, Myocarditis, Cardiomyopathy Thomas P. Olson, Ph.D., M.S. Rochester, MN Areas of focus: Cardiac rehabilitation, Cardiovascular disease prevention, Heart failure Steve R. Ommen, M.D. Cardiologist Rochester, MN Areas of focus: Echocardiogram, Heart valve disease, Hypertrophic cardiomyopathy Michael J. J. Osborn, M.D. Internist Cardiologist Rochester, MN Areas of focus: Implantable cardioverter-defibrillator insertion, Pacemaker insertion, Endovenous thermal ablation, Heart arrhythmia Learn more about the Mayo Clinic Department of Cardiovascular Medicine location nearest you: Cardiovascular Medicine in Rochester, Minnesota Cardiovascular Medicine in Jacksonville, Florida Cardiovascular Medicine in Phoenix, Arizona Request an appointment Conditions treatedSpecialty groups March 16, 2024 Share on: FacebookTwitter Mayo Clinic in Rochester, Minnesota, has been recognized as one of the top Cardiology & Heart Surgery hospitals in the nation for 2024-2025 by U.S. News & World Report. Learn more about this top honor Cardiovascular MedicineDepartmenthomeSectionsOverviewRequest an appointmentTests & proceduresConditions treatedDoctorsSpecialty groupsExpertise & rankingsClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicReferrals SectionsRequest an appointmentOverviewTests & proceduresConditions treatedDoctorsSpecialty groupsExpertise & rankingsClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicReferrals ORG-20121929 Medical Departments & Centers Cardiovascular Medicine