Perform a new searchEdit search filters close Narrow your search By conditions treated/procedures performed No results found By location Rochester, MN Jacksonville, FL 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 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 Find a doctor whose last name begins with the letter Q Q active 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 Find a doctor 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 Find a doctor 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. Displaying 171-180 out of 191 doctors available Last Name Initial: R Kevin C. Ruff, M.D. Gastroenterologist Phoenix, AZ Areas of focus: Balloon assisted endoscopy, Nutrition (Healthy eating) Michael W. Ruff, M.D. Oncologist Neurologist Rochester, MN Areas of focus: Chemotherapy, Lumbar puncture, Brain tumor, Spinal cord tumor, Meningioma, Glioblastoma, Glioma Jose G. Ruiz Morales, M.D. Transplant Cardiologist Jacksonville, FL Areas of focus: Cardiac rehabilitation, Heart transplant, Mechanical circulatory support device implantation, Post-transplant long-term... care, Pre-transplant evaluation Show more areas of focus for Jose G. Ruiz Morales, M.D. Christine Rukasin, M.D. Internist Pediatrician Allergist-Immunologist Phoenix, AZ Areas of focus: Immunotherapy, Eosinophilic esophagitis, Primary immunodeficiency, Asthma, Chronic cough, Atopic dermatitis, Hives and ...angioedema, Anaphylaxis, Dermatitis, Drug allergy, Food allergy, Rhinitis, Allergy Show more areas of focus for Christine Rukasin, M.D. Andrew D. Rule, M.D. Internist Nephrologist Rochester, MN Areas of focus: Chronic kidney disease, Kidney stone, High blood pressure William G. Rule, M.D. Radiation Oncologist Phoenix, AZ Areas of focus: Intraoperative radiation therapy, Proton therapy, Radiation therapy, Intensity-modulated radiation therapy, Stereotacti...c body radiotherapy, Neuroendocrine tumor, Colon cancer, Rectal cancer, Anal cancer, Pancreatic cancer, Esophageal cancer, Cholangiocarcinoma, Liver cancer, Stomach cancer, Pancreatic neuroendocrine tumor, Small bowel cancer, Multiple myeloma, Lymphoma, Leukemia Show more areas of focus for William G. Rule, M.D. Kristy K. Rumer, M.D., Ph.D. Colon and Rectal Surgeon Rochester, MN Teresa A. Rummans, M.D. Internist Psychiatrist Rochester, MN Jacksonville, FL Areas of focus: Electroconvulsive therapy Chad M. Ruoff, M.D. Sleep Medicine Specialist Phoenix, AZ Areas of focus: Sleep disorders William C. Rupp, M.D. Jacksonville, FL Pagination Doctor search PrevPrevious Page Go to page 1616 Go to page 1717 Go to page 1818 Go to page 1919 Go to page 2020 NextNext Page Thank a researcher today Send a noteTheir crucial work saves lives every day. Let Mayo Clinic researchers know they’re appreciated with a quick message. Send a note