Print Departments and specialties 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. Departments that treat this condition Cardiovascular Medicine Doctors who treat this condition edit search filters Close Narrow your search By location Rochester, MN By last name Find a doctor whose last name begins with the letter A A There are no doctors whose last name begins with the letter B B There are no doctors whose last name begins with the letter C C There are no doctors whose last name begins with the letter D D There are no doctors whose last name begins with the letter E E There are no doctors whose last name begins with the letter F F Find a doctor whose last name begins with the letter G G There are no doctors whose last name begins with the letter H H There are no doctors whose last name begins with the letter I I There are no doctors whose last name begins with the letter J J There are no doctors whose last name begins with the letter K K There are no doctors whose last name begins with the letter L L active Find a doctor whose last name begins with the letter M M There are no doctors whose last name begins with the letter N N There are no doctors whose last name begins with the letter O O There are no doctors whose last name begins with the letter P P There are no doctors whose last name begins with the letter Q Q There are no doctors whose last name begins with the letter R R There are no doctors whose last name begins with the letter S S There are no doctors whose last name begins with the letter T T There are no doctors whose last name begins with the letter U U There are no doctors whose last name begins with the letter V V There are no doctors whose last name begins with the letter W W There are no doctors whose last name begins with the letter X X There are no doctors whose last name begins with the letter Y Y There are no doctors 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. Displaying 1-1 out of 1 doctors available Last Name Initial: M Ciorsti J. MacIntyre, M.D. Rochester, MN Areas of focus: Cardiac resynchronization therapy, Implantable cardioverter-defibrillator insertion, Pacemaker insertion, Brugada syndr...ome, Sudden cardiac arrest, Catecholaminergic polymorphic ventricular tachycardia , Long QT syndrome Show more areas of focus for Ciorsti J. MacIntyre, M.D. By Mayo Clinic Staff Request an Appointment at Mayo Clinic Diagnosis & treatment May 05, 2022 Print Share on: FacebookTwitter Related Associated Procedures Genetic testing Brugada syndromeSymptoms & causesDiagnosis & treatmentDoctors & departments Research: It's All About Patients CON-20370473 Patient Care & Health Information Diseases & Conditions Brugada syndrome