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 a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). 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 a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Irritable Bowel Syndrome (IBS), and Indigestion.

William Stern is a Gastroenterologist in Rockville, Maryland. Dr. Stern is rated as a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Irritable Bowel Syndrome (IBS), Indigestion, Gastroesophageal Reflux Disease (GERD), and Diverticular Disease.

Evelyn Jackson is a primary care provider, practicing in Internal Medicine in Olney, Maryland. Dr. Jackson has been practicing medicine for over 47 years and is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are High Cholesterol, Bronchitis, Attention Deficit Hyperactivity Disorder (ADHD), and Hypertension. Dr. Jackson is currently accepting new patients.

Mary Ritchie is a primary care provider, practicing in Family Medicine in Olney, Maryland. Dr. Ritchie is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and High Cholesterol. Dr. Ritchie is currently accepting new patients.

Marc Kozam is a Gastroenterologist in Olney, Maryland. Dr. Kozam is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Attenuated Familial Adenomatous Polyposis, Cronkhite-Canada Disease, Juvenile Polyposis Syndrome, Gastrectomy, and Gastrostomy.

Christopher Mays is a primary care provider, practicing in Internal Medicine in Olney, Maryland. Dr. Mays is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Rabson-Mendenhall Syndrome, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Mays is currently accepting new patients.

Ashraf Sufi is a Gastroenterologist in Olney, Maryland. Dr. Sufi is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top area of expertise is Irritable Bowel Syndrome (IBS).

Roderick Kreisberg is a Gastroenterologist in Olney, Maryland. Dr. Kreisberg is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Familial Adenomatous Polyposis, Diverticular Disease, Trichohepatoenteric Syndrome, and Diarrhea.

Ruben Acosta is a Gastroenterologist in Olney, Maryland. Dr. Acosta is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Gas Bloat Syndrome, Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Colonoscopy. Dr. Acosta is currently accepting new patients.

Tik Ng is a primary care provider, practicing in Family Medicine in Olney, Maryland. Dr. Ng is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Sitosterolemia, Tracheitis, Obesity, and Multisystem Inflammatory Syndrome in Children (MIS-C). Dr. Ng is currently accepting new patients.

Maria Nunez is a primary care provider, practicing in Integrative Medicine in Rockville, Maryland. Dr. Nunez is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Mast Cell Activation Syndrome (MCAS), Mononucleosis, Gas Bloat Syndrome, and Orthostatic Hypotension.

Danilo Molieri is a primary care provider, practicing in Internal Medicine in Rockville, Maryland. Dr. Molieri is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Hypertensive Heart Disease, Enlarged Liver, Pediatric Myocarditis, and Peptic Ulcer. Dr. Molieri is currently accepting new patients.

Natasha Kamal is a Gastroenterologist in Rockville, Maryland. Dr. Kamal is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Ulcerative Colitis, Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy.

Matthew Yeatman is a Gastroenterologist in Rockville, Maryland. Dr. Yeatman is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Ascites, Gastrectomy, and Colonoscopy.

Ali Husain is a Gastroenterologist in Rockville, Maryland. Dr. Husain is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Angiodysplasia of the Colon, Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Colonoscopy.

Nelson Chuang is a Gastroenterologist in Rockville, Maryland. Dr. Chuang is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Familial Adenomatous Polyposis, Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Indigestion, and Liver Embolization.

Michael Weinstein is a Gastroenterologist in Rockville, Maryland. Dr. Weinstein is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Gastric Dysmotility, Irritable Bowel Syndrome (IBS), Crohn's Disease, Colonoscopy, and Endoscopy. Dr. Weinstein is currently accepting new patients.

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 Irritable Bowel Syndrome (IBS). His top areas of expertise are Irritable Bowel Syndrome (IBS), Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Endoscopy, and Colonoscopy.

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