. Dr. Handy is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Spinocerebellar Ataxia Type 12, Spinocerebellar Ataxia Type 15, Spinocerebellar Ataxia Type 8, and Spinocerebellar Ataxia Type 10.

Olaya Gutierrez is a Gastroenterologist in Washington, Washington, D.c.. Dr. Gutierrez is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Achalasia, Gastroesophageal Reflux Disease (GERD), Choledocholithiasis, Endoscopy, and Lithotripsy.

Dr. Brett Parker is a general surgeon and fellowship-trained minimally invasive foregut and bariatric surgeon. He is also the Program Director for the Johns Hopkins Advanced GI and Minimally Invasive Surgery Fellowship Program.Dr. Parker is an expert in minimally invasive surgical techniques including advanced laparoscopy and robotic surgery, as well as therapeutic flexible endoscopy. He is interested in promoting the evolving indications for surgical repair of paraesophageal hernias, as well as adjunct procedures surgeons can use to reduce recurrence rates. He offers a wide range of interventions for GERD, and promotes early surgical referral to discuss and tailor therapy to individual patient circumstances. Dr. Parker also has a robust abdominal wall reconstruction and weight loss surgery practice. He is widely published on the surgical outcomes of foregut surgery, emerging technologies, and innovation, as well as surgical simulation and skills transfer. As a member of the Johns Hopkins Division of Minimally Invasive Surgery in the Greater Washington Area, Dr. Parker is dedicated to the best, individualized, patient outcomes. Dr. Parker is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Hiatal Hernia, Hernia, Congenital Diaphragmatic Hernia, Endoscopy, and Gallbladder Removal.

Nikiya Asamoah-Clark is a Gastroenterologist in Washington, Washington, D.c.. Dr. Asamoah-Clark is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Ulcerative Colitis, Crohn's Disease, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

Christopher Hayes is a Pediatrics specialist and a Gastroenterologist in Washington, Washington, D.c.. Dr. Hayes is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Fecal Impaction, Delayed Growth, Encopresis, and Familial Short Stature (FSS). Dr. Hayes is currently accepting new patients.

Pradeep Gupta is a Gastroenterologist in Arlington, Virginia. Dr. Gupta is rated as a Distinguished provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Attenuated Familial Adenomatous Polyposis, Juvenile Polyposis Syndrome, Cronkhite-Canada Disease, Endoscopy, and Colonoscopy.

Diego Kuperschmit is a Gastroenterologist in Arlington, Virginia. Dr. Kuperschmit is rated as a Distinguished provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Familial Adenomatous Polyposis, Gastric Dysmotility, Gardner Syndrome, Endoscopy, and Pancreatectomy.

Dr. Dominique Howard is a gastroenterologist affiliated with Sibley Memorial Hospital and George Washington University Hospital. She practices out of Capital Digestive Care’s Metropolitan Gastroenterology Group in Washington, D.C. and Chevy Chase, Md. Dr. Howard has an expertise in inflammatory bowel disease, irritable bowel syndrome, gastroesophageal reflux disease, esophageal pH testing, capsule endoscopy, colorectal cancer screening and diseases of the pancreas and gallbladder. Dr. Howard earned her undergraduate degree from Georgetown University and her medical degree from George Washington University School of Medicine. She completed a residency in internal medicine at George Washington University Hospital, followed by a fellowship in gastroenterology. Dr. Howard is a member of the American Gastroenterological Association, the American Society of Gastrointestinal Endoscopy, the Crohn’s and Colitis Foundation and the William Earl Clark Society. Dr. Howard is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Gastroesophageal Reflux Disease (GERD), Trichohepatoenteric Syndrome, Diarrhea, and Attenuated Familial Adenomatous Polyposis.

Ramsey Daher is a Gastroenterologist in Washington, Washington, D.c.. Dr. Daher is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Heartburn, Gastric Dysmotility, Familial Adenomatous Polyposis, Gastrectomy, and Colonoscopy.

Robert Musselman is a Gastroenterologist in Washington, Washington, D.c.. Dr. Musselman is rated as a Distinguished provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Hemorrhoids, and Diverticular Disease.

Christopher Duke, MD is a second-generation physician and native Washingtonian. His parents practiced medicine in Washington for four decades. Chris has practiced internal medicine here for 30 years. He attended George Washington University for his undergraduate and medical degrees. He completed Internal Medicine training at Penn State University. Chris practices evidence-based medicine while emphasizing empathy for his patients and their families. He personally knows and refers patients to the many outstanding specialists in Washington. He is excited to team with his patients to optimize their health and enjoyment of life. He has taught medical students at George Washington as an associate professor of medicine. He has been recognized by Washingtonian Magazine as a “Top Doctor” including in 2022. Outside of work, he enjoys traveling with wife Lilian and children Jacqueline and James. He loves attending Notre Dame football games and spoiling his pugs- Mini and Rockne! LinkedIn https://www.linkedin.com/in/christopher-duke-md-1126314. Dr. Duke is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Rabson-Mendenhall Syndrome, Vitamin B12 Deficiency, Subacute Combined Degeneration, and Cellulitis.

Dr. Andrew Jung is an Assistant Professor of Surgery in the Johns Hopkins Department of Surgery. He is a board certified general surgeon and is fellowship-trained in minimally invasive foregut, bariatric, and hernia surgery. He currently sits on the Medical Executive Committee for Sibley Memorial Hospital. Dr. Jung is an expert in the management of gastroesophageal reflux disease, swallowing disorders, and paraesophageal/hiatal hernias. He also specializes in abdominal core health, focusing on the management of abdominal wall hernias. Utilizing advanced robotic techniques, he aims to restore the anatomy of the abdominal wall in order to improve patient quality of life. Dr. Jung performed the first ever robotic component separation at Sibley Memorial Hospital.With a commitment to precision and patient-centered care, Dr. Jung utilizes advanced techniques to address a range of conditions affecting the digestive system and abdominal wall. His expertise not only ensures optimal results, but also promotes quicker recovery times and enhanced patient well-being. Dr. Jung is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Hernia, Hemolytic Transfusion Reaction, Low Blood Pressure, Sleeve Gastrectomy, and Gastrectomy.

Antoinette Saddler, M.D., is a fellowship-trained gastroenterologist specializing in general gastroenterology and management of patients with mild to severe malnutrition. She has experience in treating complex gastrointestinal disorders including short bowel syndrome, celiac disease, inflammatory bowel disease, irritable bowel syndrome, gastrointestinal malignancies, gastrointestinal tract dysmotility and high-output ostomies, as well as the malnutrition associated with these conditions. Dr. Saddler has held positions at the University of Kentucky, MedStar Washington Hospital Center, the University of Virginia School of Medicine, and the George Washington University School of Medicine and Health Sciences. She has also been a private practice gastroenterologist. Her professional activities include regional and national lectures on the management of gastrointestinal disorders associated with malnutrition. She previously served as the director of medical nutrition at the University of Virginia Digestive Health Center, where patients with complex gastrointestinal and nutritional disorders receive care. Dr. Saddler obtained her medical degree at the Case Western Reserve University School of Medicine. She completed her residency training in internal medicine at New York-Presbyterian/Weill Cornell Medical Center followed by fellowship training in gastroenterology at Memorial Sloan Kettering Cancer Center. She pursued additional fellowship training there in clinical nutrition. Dr. Saddler is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Gastroparesis, Chronic Erosive Gastritis, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

Jack Huang is a Gastroenterologist in Alexandria, Virginia. Dr. Huang is rated as a Distinguished provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Chronic Idiopathic Constipation (CIC), Trichohepatoenteric Syndrome, Gastrectomy, and Endoscopy.

Julio Salcedo is a Gastroenterologist in Washington, Washington, D.c.. Dr. Salcedo is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Hemorrhoids, Gastroesophageal Reflux Disease (GERD), Gastrointestinal Bleeding, Endoscopy, and Gastrectomy.

Dr. James G. Vap is an otolaryngologist affiliated with Sibley Memorial Hospital and Georgetown University Hospital. He practices out of ENT Medical Group of Washington, located in Washington, D.C. and McLean, Va. Dr. Vap has an expertise in otology, otolaryngic allergy, rhinology and sinus disease. Dr. Vap earned his medical degree at the University of California at Davis School of Medicine. He completed a residency in otolaryngology at Huntington Memorial Hospital and an otology fellowship at the University of Southern California School of Medicine. Dr. Vap previously served as a medical staff specialist at the National Naval Medical Center. Dr. Vap is a fellow of the American Academy of Otolaryngology and the American College of Surgeons. He has served as a consultant to the National Institutes of Health, the Walter Reed Army Medical Center and the Medical Advisory Board of the Treatment and Learning Center. Dr. Vap is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Common Cold, Meniere Disease, Tinnitus, and Empyema.

Dr. Louis Y. Korman is a gastroenterologist affiliated with Sibley Memorial Hospital, Washington Hospital Center and George Washington University Hospital. He is also an instructor of the internal medicine and gastroenterology training program at the Veterans Administration Hospital/Georgetown University Residency and Fellowship program. He practices out of Capital Digestive Care’s Metropolitan Gastroenterology Group, located in Washington, D.C. and Bethesda, Md. Dr. Korman earned his medical degree at SUNY Upstate Medical University. He completed a residency in internal medicine at SUNY Upstate Medical Center, as well as a fellowship in gastroenterology. Dr. Korman is a fellow of the American College of Gastroenterology and a member of the American Society of Gastrointestinal Endoscopy, the American Association for the Advancement of Science, the American College of Physicians, the American Medical Association, as well as other professional organizations. He was previously a chairman of the Crohn’s and Colitis Foundation Medical Advisory Board and a chairman of the Home Health Care Committee of the Jewish Social Services Agency. Dr. Korman has been repeatedly named a Top MD in Washingtonian Magazine and Consumers’ Checkbook Magazine, as well as a 2014 Regional Top Doctor by Castle Connolly. He also earned the American Gastroenterological Society’s Distinguished Clinician of the Year Award in 2015. Dr. Korman has contributed to numerous publications and presentations on gastroenterology topics. Dr. Korman is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Autoimmune Hepatitis, Stomach Cancer, Ulcerative Colitis, Colonoscopy, and Endoscopy.

Nicole Singh is a primary care provider, practicing in Family Medicine in Washington, Washington, D.c.. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Macroamylasemia, Juvenile Primary Osteoporosis, High Cholesterol, and Gastroesophageal Reflux Disease (GERD).

Susan George is a primary care provider, practicing in Family Medicine in Falls Church, Virginia. Dr. George is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Methemoglobinemia, Pneumocystis Jiroveci Pneumonia, Pneumomediastinum, and Ruvalcaba Syndrome.

Joel Ang is a primary care provider, practicing in Family Medicine in Washington, Washington, D.c.. Dr. Ang is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Genital Herpes, Macroamylasemia, Oral Herpes, and Gonorrhea.