Matthew Ciorba is a Gastroenterologist in Saint Louis, Missouri. Dr. Ciorba is highly rated in 10 conditions, according to our data. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Colitis, Small Bowel Resection, and Colonoscopy. Dr. Ciorba is currently accepting new patients.

Benjamin Rogers is a Gastroenterologist in Saint Louis, Missouri. Dr. Rogers is highly rated in 8 conditions, according to our data. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Heartburn, Hiatal Hernia, Endoscopy, and Sleeve Gastrectomy.

Adrian Di Bisceglie is a Gastroenterologist in Saint Louis, Missouri. Dr. Di Bisceglie is highly rated in 9 conditions, according to our data. His top areas of expertise are Hepatitis C, Hepatitis, Hepatitis B, Nonalcoholic Steatohepatitis (NASH), and Liver Transplant.

Mohammad Firozi is a Gastroenterologist in Saint Louis, Missouri. Dr. Firozi is highly rated in 44 conditions, according to our data. His top areas of expertise are Chronic Erosive Gastritis, Esophageal Varices, Lactose Intolerance, Gastrectomy, and Endoscopy.

Leonard Weinstock is a Gastroenterologist in St. Louis, Missouri. Dr. Weinstock is highly rated in 37 conditions, according to our data. His top areas of expertise are Mast Cell Activation Syndrome (MCAS), Small Bowel Bacterial Overgrowth, Irritable Bowel Syndrome (IBS), Endoscopy, and Colonoscopy. Dr. Weinstock is currently accepting new patients.

Vladimir Kushnir is a Gastroenterologist in Saint Louis, Missouri. Dr. Kushnir is highly rated in 37 conditions, according to our data. His top areas of expertise are Barrett Esophagus, Bile Duct Obstruction, Acute Pancreatitis, Endoscopy, and Colonoscopy. Dr. Kushnir is currently accepting new patients.

Hugo Villarreal is a Gastroenterologist in Saint Louis, Missouri. Dr. Villarreal is highly rated in 33 conditions, according to our data. His top areas of expertise are Watermelon Stomach, Cholestasis, Bile Duct Obstruction, Endoscopy, and Gastrectomy. Dr. Villarreal is currently accepting new patients.

Paul King is a Gastroenterologist in Saint Louis, Missouri. Dr. King is highly rated in 25 conditions, according to our data. His top areas of expertise are Angiodysplasia of the Colon, Gastrointestinal Bleeding, Acute Pancreatitis, Endoscopy, and Gastrostomy. Dr. King is currently accepting new patients.

Chandra Gyawali is a Gastroenterologist in Saint Louis, Missouri. Dr. Gyawali is highly rated in 22 conditions, according to our data. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Achalasia, Hiatal Hernia, Endoscopy, and Gastric Bypass. Dr. Gyawali is currently accepting new patients.

David Ulrich is a Gastroenterologist in Saint Louis, Missouri. Dr. Ulrich is highly rated in 21 conditions, according to our data. His top areas of expertise are Bile Duct Obstruction, Bile Duct Stricture, Cholestasis, Endoscopy, and Pancreatectomy.

Samer Alkaade is a Gastroenterologist in Saint Louis, Missouri. Dr. Alkaade is highly rated in 19 conditions, according to our data. His top areas of expertise are Bile Duct Obstruction, Cholestasis, Childhood Pancreatitis, Endoscopy, and Appendectomy.

Paul Buse is a Gastroenterologist in Saint Louis, Missouri. Dr. Buse is highly rated in 17 conditions, according to our data. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Crohn's Disease, Barrett Esophagus, Gastrectomy, and Colonoscopy.

Roshani Desai is a Gastroenterologist in Saint Louis, Missouri. Dr. Desai is highly rated in 15 conditions, according to our data. Her top areas of expertise are Alcoholic Cirrhosis, Visceromegaly, Enlarged Liver, Endoscopy, and Colonoscopy.

Dayna Early is a Gastroenterologist in Saint Louis, Missouri. Dr. Early is highly rated in 12 conditions, according to our data. Her top areas of expertise are Barrett Esophagus, Pancreatic Cancer, Choledocholithiasis, Endoscopy, and Colonoscopy. Dr. Early is currently accepting new patients.

Nicholas Davidson is a Gastroenterologist in Saint Louis, Missouri. Dr. Davidson is highly rated in 8 conditions, according to our data. His top areas of expertise are Non-Alcoholic Fatty Liver Disease, Short Bowel Syndrome, Familial Adenomatous Polyposis, Small Bowel Resection, and Endoscopy. Dr. Davidson is currently accepting new patients.

Parakkal Deepak is a Gastroenterologist in Saint Louis, Missouri. Dr. Deepak is highly rated in 8 conditions, according to our data. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Colitis, Ileostomy, and Endoscopy. Dr. Deepak is currently accepting new patients.

Deborah Rubin is a Gastroenterologist in Saint Louis, Missouri. Dr. Rubin is highly rated in 7 conditions, according to our data. Her top areas of expertise are Short Bowel Syndrome, Small Bowel Bacterial Overgrowth, Malnutrition, Small Bowel Resection, and Hepatectomy. Dr. Rubin is currently accepting new patients.

Charlene Prather is a Gastroenterologist in St Louis, Missouri. Dr. Prather is highly rated in 6 conditions, according to our data. Her top areas of expertise are Indigestion, Crohn's Disease, Bowel Incontinence, Endoscopy, and Colonoscopy. Dr. Prather is currently accepting new patients.

Katie Schroeder is a Gastroenterologist in Saint Louis, Missouri. Dr. Schroeder is highly rated in 5 conditions, according to our data. Her top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Endoscopy, and Gastrectomy.

Board-certified gastroenterologist Richard Riegel, MD, sees patients at Gateway Gastroenterology in Chesterfield, Missouri. He strives to provide unparalleled care aimed at improving the digestive health of his patients.A native of St. Louis, Dr. Riegel graduated with honors from the University of Missouri-Columbia School of Medicine. He then completed both his Internal Medicine internship and residency at Vanderbilt University in Nashville, Tennessee. From Vanderbilt, Dr. Riegel returned to St. Louis to complete three additional years of medical training in the Division of Gastroenterology/Hepatology at Saint Louis University.Dr. Riegel is an active member of the American College of Gastroenterology and the American Gastroenterological Association.Dr. Riegel has participated in the education and training of medical house staff at St. John’s Mercy Medical Center. He has a diverse practice specializing in all aspects of general gastroenterology, hepatology, and endoscopic procedures. He has been in private practice since 1997. He is married with three wonderful children. Dr. Riegel is highly rated in 1 condition, according to our data. His top areas of expertise are Heartburn, Painful Swallowing, Swallowing Difficulty, Endoscopy, and Gastrectomy.

Sajid Zafar is a Gastroenterologist in Chesterfield, Missouri. Dr. Zafar is highly rated in 39 conditions, according to our data. His top areas of expertise are Hereditary Pancreatitis, Acute Pancreatitis, Familial Adenomatous Polyposis, Gastrectomy, and Endoscopy. Dr. Zafar is currently accepting new patients.

Gabriel Lang is a Gastroenterologist in Saint Louis, Missouri. Dr. Lang is highly rated in 27 conditions, according to our data. His top areas of expertise are Bile Duct Obstruction, Cholestasis, Jaundice, Endoscopy, and Pancreatectomy. Dr. Lang is currently accepting new patients.

Erik Thyssen is a Gastroenterologist in Creve Coeur, Missouri. Dr. Thyssen is highly rated in 25 conditions, according to our data. His top areas of expertise are Gastric Dysmotility, Crohn's Disease, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

Kevin Korenblat is a Gastroenterologist in Saint Louis, Missouri. Dr. Korenblat is highly rated in 25 conditions, according to our data. His top areas of expertise are Hepatitis, Visceromegaly, Cirrhosis, Endoscopy, and Liver Transplant.

Koushik Das is a Gastroenterologist in Saint Louis, Missouri. Dr. Das is highly rated in 19 conditions, according to our data. His top areas of expertise are Pancreatic Cancer, Jaundice, Bile Duct Obstruction, Endoscopy, and Colonoscopy. Dr. Das is currently accepting new patients.