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 with related expertise Advanced Endoscopy Center in Florida Endoscopy Clinic Gastroenterology and Hepatology Trauma, Critical Care and General Surgery in Rochester Doctors who perform this procedure Edit search filters close Narrow your search By location Jacksonville, FL Phoenix/Scottsdale, AZ 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 There are no doctors 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 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 Find a doctor whose last name begins with the letter K K 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 There are no doctors 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 active Find a doctor 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 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 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 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 1-3 out of 3 doctors available Last Name Initial: R Elizabeth Rajan, M.D. Gastroenterologist Rochester, MN Areas of focus: Upper endoscopy, Endoscopic ultrasound, Balloon-assisted enteroscopy, Capsule endoscopy, Double balloon enteroscopy Kevin C. Ruff, M.D. Gastroenterologist Phoenix, AZ Areas of focus: Balloon-assisted enteroscopy, Double balloon enteroscopy, Nutrition (Healthy eating) Lindsey A. Russell, M.D. Gastroenterologist Nutrition Specialist Jacksonville, FL Areas of focus: Upper endoscopy, Colonoscopy, Flexible sigmoidoscopy, PEG-J tube placement, Capsule endoscopy, Nasogastric tube inserti...on, PEG tube placement, Double balloon enteroscopy, Small bowel stricture dilation, Celiac disease, Microscopic colitis, Short bowel syndrome, High output ileostomy, Malnutrition, Malabsorption, Pancreatic insufficiency Show more areas of focus for Lindsey A. Russell, M.D. ResearchMayo Clinic researchers are advancing the science and practice of double-balloon enteroscopy to improve detection, preparation, comfort and outcomes for people being evaluated for gastrointestinal conditions. Publications See a list of publications about double-balloon enteroscopy by Mayo Clinic doctors on PubMed, a service of the National Library of Medicine. Research Profiles Edit search filters close Narrow your search By location Arizona Florida Minnesota View all View all physicians • All Locations Farraye, Francis A. M.D., M.S. Florida Hansel, Stephanie L. M.D., M.S. Minnesota Pasha, Shabana F. M.D. Arizona Rajan, Elizabeth M.D. Minnesota By Mayo Clinic Staff Request an appointment About Aug. 26, 2026 PrintShow references Tuck J, et al. Deep enteroscopy — What's new and what works best? Current Opinion in Gastroenterology. 2024; doi:10.1097/MOG.0000000000001039. Chung RT, et al., eds. Gastrointestinal bleeding. In: Sleisenger and Fordtran's Gastrointestinal and Liver Disease: Pathophysiology, Diagnosis, Management. 12th ed. Elsevier; 2026. https://www.clinicalkey.com. Accessed Aug. 10, 2026. Neuhaus H, et al. Device-assisted enteroscopy in inflammatory bowel disease: From balloon enteroscopy to motorized spiral enteroscopy. Gastrointestinal Endoscopy Clinics of North America. 2025; doi:10.1016/j.giec.2024.04.009. Kita H. Overview of deep small bowel enteroscopy. https://www.uptodate.com/content/search. Accessed Aug. 11, 2026. Cave D. Evaluation of suspected small bowel bleeding (formerly obscure gastrointestinal bleeding). https://www.uptodate.com/content/search. Accessed Aug. 11, 2026. Luo Y, et al. Performance and safety of single-balloon enteroscopy and double-balloon enteroscopy for small-bowel disorders in children: A systematic review and meta-analysis. European Journal of Pediatrics. 2026; doi:10.1007/s00431-025-06721-5. Recovery. American Society of Anesthesiologists. https://madeforthismoment.asahq.org/preparing-for-surgery/recovery. Accessed Aug. 13, 2026. Medical review (expert opinion). Mayo Clinic. Aug. 13, 2026. Double-balloon enteroscopyAboutDoctors&Departments PRC-20604815 Tests & Procedures Double-balloon enteroscopy