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. Neurologist Oncologist Rochester, MN Areas of focus: Chemotherapy, Lumbar puncture, Glioblastoma, Brain tumor, Glioma, Meningioma, Spinal cord tumor Jose G. Ruiz Morales, M.D. Transplant Cardiologist Jacksonville, FL Areas of focus: Cardiac rehabilitation, Heart transplant, Post-transplant long-term care, Pre-transplant evaluation, Mechanical circula...tory support device implantation 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, Asthma, Allergy, Food allergy, Atopic dermatitis, Hives and angioedema, Anaphylaxis, Dermatitis, Eosinop...hilic esophagitis, Drug allergy, Primary immunodeficiency, Chronic cough, Rhinitis Show more areas of focus for Christine Rukasin, M.D. Andrew D. Rule, M.D. Internist Nephrologist Rochester, MN Areas of focus: High blood pressure, Chronic kidney disease, Kidney stone William G. Rule, M.D. Radiation Oncologist Phoenix, AZ Areas of focus: Proton therapy, Radiation therapy, Intensity-modulated radiation therapy, Intraoperative radiation therapy, Stereotacti...c body radiotherapy, Colon cancer, Rectal cancer, Multiple myeloma, Pancreatic cancer, Esophageal cancer, Cholangiocarcinoma, Lymphoma, Leukemia, Liver cancer, Stomach cancer, Pancreatic neuroendocrine tumor, Anal cancer, Small bowel cancer, Neuroendocrine tumor 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. Psychiatrist Internist 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 5X Challenge Give TodayThanks to generous benefactors, your gift today can have 5X the impact to advance AI innovation at Mayo Clinic. Give Today