Print Departments and specialties 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. Departments that treat this condition Gastroenterology and Hepatology Doctors who treat this condition edit search filters Close Narrow your search By location Jacksonville, FL By last name There are no doctors whose last name begins with the letter A A There are no doctors whose last name begins with the letter B B There are no doctors whose last name begins with the letter C C There are no doctors whose last name begins with the letter D D There are no doctors whose last name begins with the letter E E There are no doctors whose last name begins with the letter F F There are no doctors whose last name begins with the letter G G There are no doctors whose last name begins with the letter H H There are no doctors whose last name begins with the letter I I There are no doctors whose last name begins with the letter J J There are no doctors whose last name begins with the letter K K active Find a doctor whose last name begins with the letter L L There are no doctors whose last name begins with the letter M M There are no doctors whose last name begins with the letter N N Find a doctor whose last name begins with the letter O O There are no doctors whose last name begins with the letter P P There are no doctors whose last name begins with the letter Q Q There are no doctors whose last name begins with the letter R R There are no doctors whose last name begins with the letter S S There are no doctors whose last name begins with the letter T T There are no doctors whose last name begins with the letter U U There are no doctors whose last name begins with the letter V V There are no doctors whose last name begins with the letter W W There are no doctors whose last name begins with the letter X X There are no doctors whose last name begins with the letter Y Y There are no doctors whose last name begins with the letter Z Z Reset all filters Displaying 1-1 out of 1 doctors available Last Name Initial: L David S. Loeb, M.D. Internist Gastroenterologist Jacksonville, FL Areas of focus: Capsule endoscopy, Upper endoscopy, H. pylori infection, Peptic ulcer ResearchPublicationsSee a list of publications by Mayo Clinic authors on peptic ulcers on PubMed, a service of the National Library of Medicine. Research Profiles Narrow your search By location Arizona Florida Minnesota View all View all physicians • Arizona By Mayo Clinic Staff Peptic ulcer care at Mayo Clinic Request an Appointment at Mayo Clinic Diagnosis & treatmentCare at Mayo Clinic Oct. 23, 2019 Print Share on: FacebookTwitter Related Ulcers Associated Procedures Needle biopsy Upper endoscopy X-ray Products & Services Book: Mayo Clinic on Digestive Health Peptic ulcerSymptoms & causesDiagnosis & treatmentDoctors & departmentsCare at Mayo Clinic Research: It's All About Patients CON-20198824 Patient Care & Health Information Diseases & Conditions Peptic ulcer