Doctors 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 active 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 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 View All By Location: View All Rochester, MN Phoenix/Scottsdale, AZ Allan S. Jaffe, M.D. Rochester, MN Area of Focus: Brain natriuretic peptide test, Troponin test, Fibrinogen test, Heart disease, Atrial fibrillation, Depression, Heart attack, Acute coronary syndrome, Unstable arrhythmia C. Charles Jain, M.D. Rochester, MN Area of Focus: Cardiac catheterization, Echocardiogram, Transesophageal echocardiogram, Heart valve disease, Heart disease in pregnancy, Congenital heart disease Dawn E. Jaroszewski, M.D. Phoenix, AZ Area of Focus: Minimally invasive surgery, Thoracotomy, Chest surgery, Thoracoscopy, Pectus excavatum surgery, Pectus correction surgery, Pectus excavatum, Pectus carinatum, Lung cancer, Thymic tumor, Mediastinal tumor, Chest wall tumor Jacob C. Jentzer, M.D. Rochester, MN Area of Focus: Intensive care, Central venous catheterization, Thoracentesis, Endotracheal intubation, Pulmonary vein angioplasty, Sudden cardiac arrest, Ventricular arrhythmia, Heart attack, Cardiogenic shock, Sepsis, Respiratory failure, Shock, Kidney failure, Decompensated heart failure, Cardiorenal syndrome Bruce D. Johnson, Ph.D. Rochester, MN Phoenix, AZ Area of Focus: Cardiovascular disease prevention, Hypoxia, Effect of high altitude Jonathan N. Johnson, M.D. Rochester, MN Area of Focus: Heart transplant, Transesophageal echocardiogram, Fetal echocardiogram, Heart failure, Congenital heart defects in children, Cardiomyopathy, Congenital heart disease Maan Jokhadar, M.D. Rochester, MN Area of Focus: Heart failure, Congenital heart defects in adults Hayan Jouni, M.D. Rochester, MN Medical Professionals Cardiovascular Diseases & Cardiac Surgery Physicians