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 Jacksonville, FL Rochester, MN 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 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 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 1-2 out of 2 doctors available Last Name Initial: O Philip N. Okafor, M.B.B.S. Gastroenterologist Jacksonville, FL Areas of focus: Colonoscopy, Flexible sigmoidoscopy, Fecal transplant, Upper endoscopy, Capsule endoscopy, Fecal incontinence, Polyp, I...rritable bowel syndrome, Gastroesophageal reflux disease, Helicobacter pylori infection, Anemia, Chronic constipation, Chronic diarrhea Show more areas of focus for Philip N. Okafor, M.B.B.S. Amy S. Oxentenko, M.D. Internist Gastroenterologist Rochester, MN Areas of focus: Celiac disease, Peptic ulcer, Gastrointestinal disorder, Malabsorption syndrome, Gastritis Learn more about the Mayo Clinic Department of Gastroenterology and Hepatology location nearest you: Gastroenterology and Hepatology in Rochester, Minnesota Gastroenterology and Hepatology in Jacksonville, Florida Gastroenterology and Hepatology in Scottsdale, Arizona Request an appointment Conditions treatedDoctors by location and specialty Nov. 07, 2024 Share on: FacebookTwitter Mayo Clinic in Rochester, Minnesota, has been recognized as the best Gastroenterology & GI Surgery hospital in the nation for 2024-2025 by U.S. News & World Report. Learn more about this top honor Gastroenterology and HepatologyDepartmenthomeSectionsOverviewTests & proceduresConditions treatedDoctorsDoctors by location and specialtySpecialty groupsExpertise & rankingsClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicReferrals SectionsRequest an AppointmentOverviewTests & proceduresConditions treatedDoctorsDoctors by location and specialtySpecialty groupsExpertise & rankingsClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicReferrals ORG-20308333 Medical Departments & Centers Gastroenterology and Hepatology