Perform a new searchEdit search filters close Narrow your search By conditions treated/procedures performed No results found 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 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. "cardiologists": Displaying 1-6 out of 6 doctors available Last Name Initial: O D. Fearghas O'Cochlain, M.D. Interventional Cardiologist Patrick W. O'Leary, M.D. Pediatric Cardiologist Rochester, MN Areas of focus: Echocardiogram, Heart disease, Congenital heart disease, Congenital heart defects in children, Hypoplastic left heart s...yndrome Show more areas of focus for Patrick W. O'Leary, M.D. Jae K. Oh, M.D. Cardiologist Echocardiographer Rochester, MN Areas of focus: Echocardiogram, Cardiomyopathy, Heart valve disease, Pericarditis, Coronary artery disease, Shortness of breath Lyle J. Olson, M.D. Internist Cardiologist Rochester, MN Areas of focus: Echocardiogram, Heart failure, Cardiomyopathy, Myocarditis 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: Pacemaker insertion, Implantable cardioverter-defibrillator insertion, Endovenous thermal ablation, Heart arrhythmia Fuel groundbreaking medical research!Give TodayYour donation powers the future of medicine and helps save lives. Give Today