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 Phoenix/Scottsdale, AZ 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 active 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 Find a doctor whose last name begins with the letter O O Find a doctor whose last name begins with the letter P P There are no doctors 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 There are no doctors 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 1-7 out of 7 doctors available Last Name Initial: D Richard C. Daly, M.D. Cardiovascular Surgeon Rochester, MN Areas of focus: Heart transplant, Lung transplant, Heart valve surgery, Mitral valve repair and replacement, Robotic heart surgery, Hea...rt failure, Heart valve disease, Mitral valve disease Show more areas of focus for Richard C. Daly, M.D. Joseph A. Dearani, M.D. Cardiovascular Surgeon Rochester, MN Areas of focus: Heart transplant, Minimally invasive heart surgery, Lung transplant, Heart valve surgery, Mitral valve repair and repla...cement, Congenital heart disease surgery, Tricuspid valve repair and replacement, Aortic valve repair and replacement, Pulmonary valve repair and replacement, Robotic heart surgery, Neonatal and pediatric heart surgery, Heart valve repair, Septal myectomy, Valve-sparing aortic root replacement, Congenital heart defects in adults, Heart failure, Congenital diaphragmatic hernia, Heart valve disease, Heart arrhythmia, Congenital heart defects in children, Tricuspid valve disease Show more areas of focus for Joseph A. Dearani, M.D. Patrick A. DeValeria, M.D. Cardiothoracic Surgeon Phoenix, AZ Areas of focus: Minimally invasive heart surgery, Cardiac ablation, Lung surgery, Heart valve surgery, Aneurysm surgery, Heart valve re...pair, Thoracic aortic aneurysm, Atrial fibrillation, Lung cancer, Heart valve disease, Pericarditis, Coronary artery disease Show more areas of focus for Patrick A. DeValeria, M.D. David Dingli, M.D., Ph.D. Internist Hematologist Rochester, MN Areas of focus: Bone marrow transplant, CAR-T cell therapy, Peripheral blood stem cell transplant, Amyloidosis, Multiple myeloma, Walde...nstrom macroglobulinemia, Monoclonal gammopathy of undetermined significance, POEMS syndrome, Paroxysmal nocturnal hemoglobinuria, Plasma cell disorders, Schnitzler syndrome Show more areas of focus for David Dingli, M.D., Ph.D. Angela Dispenzieri, M.D. Hematologist Rochester, MN Areas of focus: Amyloidosis, Multiple myeloma, Monoclonal gammopathy of undetermined significance, Cryoglobulinemia, POEMS syndrome, Os...teosclerotic myeloma Show more areas of focus for Angela Dispenzieri, M.D. Ty S. Diwan, M.D. Transplant Surgeon Rochester, MN Areas of focus: Liver transplant, Bariatric surgery, Kidney transplant, Pancreas transplant, Donor nephrectomy, Diabetes, Cirrhosis, Ob...esity, Kidney failure Show more areas of focus for Ty S. Diwan, M.D. David D. Douglas, M.D. Internist Gastroenterologist Transplant Hepatologist Phoenix, AZ Areas of focus: Hepatic encephalopathy, Cirrhosis, Hepatitis C, Hepatitis B, Nonalcoholic fatty liver disease, Alcoholic hepatitis, Vir...al hepatitis Show more areas of focus for David D. Douglas, M.D. Request an appointment Conditions treatedExpertise & rankings Dec. 30, 2025 Share on: FacebookTwitter Transplant CenterDepartmenthomeSectionsRequest an appointmentOverviewTests & proceduresConditions treatedDoctorsExpertise & rankingsLocations, travel & lodgingClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicOutcomesReferralsContactus SectionsRequest an appointmentOverviewTests & proceduresConditions treatedDoctorsExpertise & rankingsLocations, travel & lodgingClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicOutcomesReferrals ORG-20199040 Medical Departments & Centers Transplant Center