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 Bariatric Center in Florida Endocrinology Gastroenterology and Hepatology General Internal Medicine General Surgery in Phoenix Surgery Doctors who perform this procedure Edit search filters close Narrow your search By location Rochester, MN By last name There are no doctors whose last name begins with the letter A A Find a doctor 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 Find a doctor whose last name begins with the letter E E There are no doctors whose last name begins with the letter F F active Find a doctor 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 Find a doctor whose last name begins with the letter L L Find a doctor 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 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 Find a doctor 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 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 1-1 out of 1 doctors available Last Name Initial: G Omar M. Ghanem, M.D. Metabolic Surgeon Rochester, MN Areas of focus: Minimally invasive surgery, Bariatric surgery, Gastric bypass surgery, Sleeve gastrectomy, Biliopancreatic diversion wi...th duodenal switch, Laparoscopic surgery, Median arcuate ligament syndrome, Gastroparesis, Diabetes, Obesity, Diaphragmatic hernia, Weight regain after bariatric surgery, Metabolic syndrome Show more areas of focus for Omar M. Ghanem, M.D. ResearchMayo Clinic researchers are investigating advanced and minimally invasive treatment options for weight-loss surgery. PublicationsSee a list of publications by Mayo Clinic authors on gastric bypass surgery on PubMed, a service of the National Library of Medicine. By Mayo Clinic Staff Gastric bypass (Roux-en-Y) care at Mayo Clinic Request an appointment AboutCare at Mayo Clinic June 25, 2022 Print Show references Lim RB. Bariatric procedures for the management of severe obesity: Descriptions. https://www.uptodate.com/contents/search. Accessed June 8, 2020. Kellerman RD, et al. Obesity. In: Conn's Current Therapy 2020. Elsevier; 2020. https://www.clinicalkey.com. Accessed June 8, 2020. AskMayoExpert. Obesity (adult). Mayo Clinic; 2018. Bariatric surgery. National Institute of Diabetes and Digestive and Kidney Diseases. https://www.niddk.nih.gov/health-information/weight-management/bariatric-surgery. Accessed June 2, 2020. Cameron AM, et al. Management of morbid obesity. In: Current Surgical Therapy. 13th ed. Elsevier; 2020. https://www.clinicalkey.com. Accessed June 8, 2020. Bariatric surgery procedures. American Society for Metabolic and Bariatric Surgery. https://asmbs.org/patients/bariatric-surgery-procedures. Accessed June 8, 2020. Office of Patient Education. Nutrition guidelines after your bariatric surgery or endoscopic procedure. Mayo Clinic; 2019. Barbara Woodward Lips Patient Education Center. Bariatric surgery. Rochester, Minn.: Mayo Foundation for Medical Education and Research; 2017. Ghanem OM (expert opinion). Mayo Clinic. Sept. 9, 2020. Related Biliopancreatic diversion with duodenal switch BMI and waist circumference calculator Bone health tips Gastric Bypass Complications Gastric bypass diet Gastric bypass surgery Gastric Bypass Surgery: One Patient's Journey Obesity Type 2 diabetes Weight Loss Surgery Options Weight-loss surgery Weight-loss surgery Show more related content News from Mayo Clinic Why exercise is essential after bariatric surgery Aug. 23, 2024, 04:00 p.m. CDT Once a bariatric surgery patient, nurse now inspires others July 28, 2024, 11:00 a.m. CDT Beyond weight loss: Bariatric surgery may reduce cancer risk May 07, 2024, 03:00 p.m. CDT Thinking about weight-loss surgery? 4 things to consider Aug. 23, 2023, 02:00 p.m. CDT Mayo Clinic Q and A: What is bariatric surgery? March 08, 2023, 06:06 p.m. CDT Show more news from Mayo Clinic Products & Services A Book: The Mayo Clinic Diet Bundle Gastric bypass (Roux-en-Y)AboutDoctors&DepartmentsCare atMayoClinic PRC-20308092 Patient Care & Health Information Tests & Procedures Gastric bypass (Roux-en-Y)