Dr. Tamer Sargios is a Clinical Assistant Professor of Medicine at NY Medical College, Valhalla, NY. He is an associate director of Gastroenterology at MidHudson Regional Hospital of Westchester Health System and a board-certified Gastroenterologist.  He specializes in the diagnosis, treatment, and prevention of gastrointestinal diseases, with a special interest in advanced procedures. Dr. Sargios studied medicine at Ain-Shams University School of Medicine – Cairo, Egypt, and completed his residency and fellowship at Beth Israel Medical Center in New York City. He has offices in Poughkeepsie and Fishkill, New York.

Dr. Davinderbir Pannu is a board-certified physician in Internal Medicine & Gastroenterology. He attended Medical School at Maulana Azad Medical College in New Dehli, India. He completed his Internal Medicine Residency & Gastroenterology Fellowship at the University of Florida, VAMC in Gainesville, FL. Dr. Pannu completed his Advanced Endoscopy Fellowship at Northwestern University Memorial Hospital in Chicago, IL. Dr. Pannu practices at McLeod Regional Medical Center in Florence, SC and is a part of McLeod Digestive Health Center.

Dr. Mac Cottingham opened his practice in January 2009 and is dedicated to providing state-of-the-art care that focuses on General, Laparoscopic, Robotic and Bariatric Surgery in a professional and compassionate environment that supports healthy living. He is board certified by the American Medical Association and has received honors by the State of Alabama Commendation for Exceptional Patient Care. 

Dr. Michael Michel is board certified in General Surgery. He also completed a fellowship in Bariatric and Minimally Invasive Surgery. He served in the US Air Force early in his career as a Pararescueman (PJ). This experience motivated him to eventually become a General Surgeon. He started performing bariatric surgery in 2008. He also has extensive experience in all aspects of general surgery and has advanced training in minimally invasive esophageal surgery. His primary interests are anti-reflux surgery, bariatric surgery, and robotic surgery. He also performs all types of general surgery including hernia, gallbladder, and colon surgery at Coastal Carolina bariatric and surgical center.

Dr. Rehan Haidry is a Consultant Gastroenterologist and Endoscopist at University College Hospital (London), which is one of the UK's leading teaching hospitals. He has expertise in general gastroenterology and hepatology. Dr. Haidry is trained at St Mary's Hospital in London and completed his Gastroenterology training in North East London.  He then undertook a prestigious two-year research fellowship at UCLH examining novel diagnostic and therapeutic endoscopic techniques in the upper gastrointestinal tract including endoscopic treatment of early cancers.  He has a particular interest in managing and treating patients with acid reflux symptoms and also Barrett’s esophagus. However, he also sees patients with conditions such as diarrhea, constipation, abdominal pain and bloating and he regularly sees patients with irritable bowel syndrome, inflammatory bowel disease, and food intolerances.  He has ongoing clinical research commitments at the National Medical Laser Centre, at the world-leading University College London. His research interests are focused on the development of new methods for detecting and treating dysplasia (early cancer) in Barrett's esophagus and other pathologies of the gastrointestinal tract.

Dr. Alfred Johnson, MD is a gastroenterological surgery specialist in Merced, CA and has been practicing for 22 years. He graduated from Georgetown University School Of Medicine in 1987 and specializes in gastroenterological surgery, general surgery, and more! Dr. Glenn Idhe is a Board Certified General Surgeon and maintains a full-time practice at the Matagorda Medical Group. He studied at the University of Kansas School of Medicine, Kansas City, Kansas, and graduated in 1993.

Dr. Andrew VanOsdol is a general surgeon with fellowship training in Advanced Minimally Invasive Gastrointestinal Surgery. He is the only surgeon in South Dakota who is fellowship-trained in bariatrics.

Dr. Zubair Malik earned his medical degree and completed his internal medicine residency and gastroenterology fellowship at Temple University Hospital in Philadelphia. He is board-certified in Internal Medicine and Gastroenterology. Dr. Malik’s clinical interests include GI motility, Barrett’s esophagus, Achalasia, Eosinophilic esophagitis, Gastroparesis, GERD, and the endoscopic TIF procedure for reflux. He practices at the Temple Health Digestive Disease Center in Philadelphia, the Jeanes campus of Temple University Hospital in Philadelphia, and Temple Health Fort Washington.

Dr. Piacentino, MD is a practicing Surgeon in Myrtle Beach, SC. He completed a residency at Duke University Medical Center. He currently practices at Grand Strand Surgical Care and is affiliated with Grand Strand Regional Medical Center. Dr. Piacentino is board certified in Surgery.

Dr. Melvin Simien is a dual board-certified gastroenterologist and Internal Medicine physician as well as an advanced therapeutic endoscopist who believes in utilizing his unique skillset to optimize his patient’s health and well-being. Dr. Simien believes in putting the patient first while providing them with the information necessary to make the best decision. His interests include Barrett’s esophagus, inflammatory bowel disease (IBD), Crohn’s disease, ulcerative colitis, liver pathology, disorders of the bile duct, large polyps, GI cancers, pancreatic cysts, pancreatitis, pseudocyst drainage, pancreatic necrosectomies, and Celiac disease.