Naveen Gupta is a Gastroenterologist in Bethesda, Maryland. Dr. Gupta is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Gastrointestinal Bleeding, Gallstones, Choledocholithiasis, Endoscopy, and Gastrectomy.

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 Painful Swallowing. Her top areas of expertise are Ulcerative Colitis, Crohn's Disease, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

Dr. Jonathan M. Koff is a gastroenterologist affiliated with Sibley Memorial Hospital and Washington Hospital Center. Dr. Koff practices out of Capital Digestive Care’s Metropolitan Gastroenterology Group, located in Washington, D.C. and Chevy Chase, Md. Dr. Koff has an expertise in esophageal disease and colon cancer detection and screening, in addition to general gastroenterology. Dr. Koff earned his undergraduate degree from Wesleyan University and his medical degree from Boston University School of Medicine. He completed a residency in internal medicine at Walter Reed National Military Medical Center, where he went on to complete a fellowship in gastroenterology. Dr. Koff served in the United States Army for 11 years, working as an internist at the Army clinic in the Pentagon, as a first responder on 9-11 and on a tour in Iraq at the 31st Combat Support Hospital in Mosul. Dr. Koff also went on to direct the Center for Liver Disease and the Inflammatory Bowel Disease Clinic at Walter Reed Army Medical Center, where he served as the director of clinical research in gastroenterology as well. He also completed the first double balloon enteroscopy in the United States Army and in Washington, D.C. Dr. Koff is a member of the American College of Gastroenterology. He is on Sibley Memorial Hospital’s Emergency Room Committee and Internal Medicine Peer Review Committee. Dr. Koff has been named a Top MD by Washingtonian Magazine. Dr. Koff has contributed to various publications and presentation on gastroenterology. Dr. Koff is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Eosinophilic Colitis, Endoscopy, and Gastrectomy.

Brian Kirsh, MD, specializes in gastroenterology and is board-certified by the American Board of Internal Medicine. He practices at Capital Digestive Care. Dr. Kirsh received his medical degree from the University of Toledo College of Medicine and Life Sciences and completed his residency at University of Cincinnati College of Medicine, followed by a fellowship at the University of Illinois Chicago. Dr. Kirsh is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Ulcerative Colitis, Colitis, Irritable Bowel Syndrome (IBS), Endoscopy, and Colonoscopy.

Amy Shah is a Gastroenterologist in Chevy Chase, Maryland. Dr. Shah is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. Her top areas of expertise are Ulcerative Colitis, Crohn's Disease, Familial Adenomatous Polyposis, Endoscopy, and Colonoscopy.

Mohammed Ali is a Gastroenterologist in Chevy Chase, Maryland. Dr. Ali is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Familial Adenomatous Polyposis, Thrombectomy, and Endoscopy.

Steven Zeddun is a Gastroenterologist in Chevy Chase, Maryland. Dr. Zeddun is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Achalasia, Crohn's Disease, Ulcerative Colitis, Endoscopy, and Colonoscopy.

Samuel Kallus is a Gastroenterologist in Chevy Chase, Maryland. Dr. Kallus is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Eosinophilic Colitis, Endoscopy, and Colonoscopy.

Maria Villanueva is a Geriatrics provider in Bethesda, Maryland. Dr. Villanueva is rated as an Experienced provider by MediFind in the treatment of Painful Swallowing. Her top areas of expertise are End-Stage Renal Disease (ESRD), Sepsis, Dehydration, Endoscopy, and Gastrostomy.

Ajay Bakhshi is a Gastroenterologist in Bethesda, Maryland. Dr. Bakhshi is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Gastrointestinal Bleeding, Juvenile Polyposis Syndrome, Cronkhite-Canada Disease, Gastrectomy, and Gastrostomy.

Otolaryngologist Vaninder “Vinny” K. Dhillon specializes in endocrine surgery, laryngology, otolaryngology, parathyroid diseases and surgery, swallowing disorders, thyroid diseases and surgery, and voice problems. She treats both children and adults. After earning her medical degree from Keck School of Medicine of the University of Southern California, Dr. Dhillon completed a residency in otolaryngology at Los Angeles County and University of Southern California Medical Center. Dr. Dhillon’s research interests include the role of voice outcomes in patients after thyroid and parathyroid surgery when there is concern for vocal fold weakness or paralysis, evaluation of the role of office-based treatment on vocal fold paralysis, as well as neurogenic recovery of vocal fold paralysis. Dr. Dhillon is also interested in treatments for neurogenic chronic cough, which is refractory to other medical intervention. Dr. Dhillon is rated as an Experienced provider by MediFind in the treatment of Painful Swallowing. Her top areas of expertise are Laryngeal Nerve Damage, Spasmodic Dysphonia, Neurofibromatosis Type 2 (NF2), Thyroidectomy, and Parathyroidectomy.

Wojtek Mydlarz, director of Johns Hopkins Head and Neck Surgery in the National Capital Region, specializes in the treatment of benign and malignant tumors of the head and neck, including the upper aerodigestive tract, salivary glands, skull base, thyroid, skin and soft tissue. Dr. Mydlarz is a medical officer and a clinical and research collaborator in the head and neck surgery branch of the National Institutes of Health (NIH). His research interests include evaluating both surgical and nonsurgical treatment outcomes in patients with head and neck cancer. He is interested in the complex molecular biology of head and neck cancer, as well as potential clinical applications of novel targeted cancer therapies. He is actively involved in clinical trial development and implementation at the NIH and Johns Hopkins. After earning his medical degree from the Johns Hopkins University School of Medicine, Dr. Mydlarz completed his internship and residency in otolaryngology–head and neck surgery at The Johns Hopkins Hospital. Additionally, he completed a Science of Clinical Investigation Training Program at Johns Hopkins Bloomberg School of Public Health and specialized fellowship training in head and neck surgical oncology at the University of Texas MD Anderson Cancer Center. Dr. Mydlarz has contributed to numerous professional publications, authored a variety of articles and book chapters, and has been invited to give many lectures. He serves on the editorial board for Oral Oncology and Laryngoscope Investigative Otolaryngology, and is a journal reviewer for Oral Oncology, Head and Neck, Laryngoscope and JAMA Otolaryngology–Head and Neck Surgery. Dr. Mydlarz is rated as an Experienced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Head and Neck Squamous Cell Carcinoma (HNSCC), Tongue Cancer, Salivary Gland Tumors, Laryngectomy, and Glossectomy.

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

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 Painful Swallowing. His top areas of expertise are Rabson-Mendenhall Syndrome, Vitamin B12 Deficiency, Subacute Combined Degeneration, and Cellulitis.

Aline Pishvaian is a Gastroenterologist in Washington, Washington, D.c.. Dr. Pishvaian is rated as an Experienced provider by MediFind in the treatment of Painful Swallowing. Her top areas of expertise are Crohn's Disease, Ulcerative Colitis, Diarrhea, and Trichohepatoenteric Syndrome.

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 Painful Swallowing. Her top areas of expertise are Gastroparesis, Chronic Erosive Gastritis, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

Dr. Collier is graduate from Georgetown University Medical School, Washington D.C. and he has been in practice since 2000 in Rockville, MD. Dr. Collier received advanced training in Gastroenterology and Endoscopic Ultrasound from prestigious organizations such as Georgetown University Hospital, Washington Veteran's Hospital and the National Institutes of Health. Dr. Collier's top priority is to advance the delivery of care for patients suffering from digestive health conditions. His goal is to provide high quality patient care, medical diagnosis and the most effective treatment. He is married with three children. For more information on Dr. Collier, visit CapitalDigestiveCare.com. Dr. Collier is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Irritable Bowel Syndrome (IBS), Indigestion, Gastroesophageal Reflux Disease (GERD), Portal Hypertension, and Gastrectomy.

Dr. George Bolen is a gastroenterologist affiliated with Sibley Memorial Hospital and Suburban Hospital, as well as an associate clinical professor of medicine at George Washington University School of Medicine and Georgetown University School of Medicine. He practices out of Capital Digestive Care’s Metropolitan Gastroenterology Group in Washington, D.C. and Bethesda, Md. Dr. Bolen has an expertise in hepatology and clinical research. Dr. Bolen earned his undergraduate degree from the Massachusetts Institute of Technology and his medical degree from Yale University School of Medicine. He completed a residency in internal medicine at New York Hospital, as well as a fellowship in gastroenterology. Dr. Bolen served as a Major in the United States Air Force Medical Corps from 1982-1986. Dr. Bolen is a diplomate of the American Board of Internal Medicine, as well as a member of the American College of Gastroenterology, the American Medical Association, the Crohn’s and Colitis Foundation of America, the Washington Society of Gastroenterology and the American Gastroenterological Association, amongst other organizations. Dr. Bolen has been named a Super Doctor by the Washington Post Magazine, a Top Doctor by Consumers’ Checkbook Magazine and a Top Doctor in the Washington, D.C., Baltimore and Washington-Baltimore areas by Castle Connolly. Dr. Bolen is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Irritable Bowel Syndrome (IBS), and Indigestion.

Eric Pollack is a Gastroenterologist in North Bethesda, Maryland. Dr. Pollack is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Diverticular Disease, and Indigestion.

Dr. Matthew B. Chandler is a gastroenterologist affiliated with Sibley Memorial Hospital, Georgetown University Hospital and George Washington University Hospital, where he is an assistant professor of medicine. He practices out of GWUMFA Department of Gastroenterology in Washington, D.C. Dr. Chandler has an expertise in liver disease. Dr. Chandler earned his medical degree from Emory University School of Medicine, where he received the Stanley Fellowship Grant for Research in Psychiatry and two scholarships. He was chief resident during his internal medicine residency at George Washington University School of Medicine, where he also completed a fellowship in gastroenterology. Dr. Chandler has contributed to numerous publications and presentations on gastroenterology topics. His primary research interest is inflammatory bowel disease. Dr. Chandler is rated as an Advanced provider by MediFind in the treatment of Painful Swallowing. His top areas of expertise are Irritable Bowel Syndrome (IBS), Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Endoscopy, and Colonoscopy.