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 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 active 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 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 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 Jacksonville, FL Nicholas R. Oblizajek, M.D. Rochester, MN Area of Focus: Colonoscopy, Endoscopic procedure, Anorectal manometry, Anorectal function testing, Esophagoscopy, Breath testing, Pelvic floor dysfunction, Gastroesophageal reflux disease, Diarrhea, Functional dyspepsia, Constipation, Gastroparesis, Functional bowel disorder Philip N. Okafor, M.D. Jacksonville, FL Area of Focus: Upper endoscopy, Colonoscopy, Flexible sigmoidoscopy, Fecal transplant, Capsule endoscopy, Fecal incontinence, Chronic constipation, Gastroesophageal reflux disease, Irritable bowel syndrome, Anemia, Helicobacter pylori infection, Polyp, Chronic diarrhea Jody C. Olson, M.D. Rochester, MN Area of Focus: Hepatocellular carcinoma, Cirrhosis, Alcoholic liver disease, Hepatitis C, Hepatitis B, Primary biliary cholangitis, Primary sclerosing cholangitis, Wilson's disease, Portal hypertension, Autoimmune hepatitis, Polycystic liver disease, Hemochromatosis, Alcoholic hepatitis, Hepatopulmonary syndrome, Fontan-associated liver disease Amy S. Oxentenko, M.D. Rochester, MN Area of Focus: Celiac disease, Malabsorption syndrome, Gastrointestinal disorder, Peptic ulcer, Gastritis Medical Professionals Digestive Diseases Physicians