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 There are no doctors 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, 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 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 Make twice the impact Double My GiftYour gift can go twice as far to advance cancer research and care! Double My Gift