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.

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.

Marin Marcu is a Gastroenterologist in Saint Charles, Missouri. Dr. Marcu is highly rated in 20 conditions, according to our data. His top areas of expertise are Benign Esophageal Stricture, Lower Esophageal Ring, Menetrier Disease, Gastrectomy, and Colonoscopy. Dr. Marcu is currently accepting new patients.

Richard Geisman is a Gastroenterologist in Saint Charles, Missouri. Dr. Geisman is highly rated in 15 conditions, according to our data. His top areas of expertise are Diverticular Disease, Esophagitis, Turcot Syndrome, Endoscopy, and Colonoscopy. Dr. Geisman is currently accepting new patients.

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.

Raymond Mohrman is a Gastroenterologist in Bridgeton, Missouri. Dr. Mohrman is highly rated in 4 conditions, according to our data. His top areas of expertise are Morning Sickness, Irritable Bowel Syndrome (IBS), Swallowing Difficulty, Gastrostomy, and Gastrectomy. Dr. Mohrman is currently accepting new patients.

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.

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.

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.

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.

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.

Elie Chahla is a Gastroenterologist and a Hospital Medicine provider in Chesterfield, Missouri. Dr. Chahla is highly rated in 12 conditions, according to our data. His top areas of expertise are Macroamylasemia, Gastrointestinal Bleeding, Hereditary Pancreatitis, Colonoscopy, and Endoscopy. Dr. Chahla is currently accepting new patients.

Chien-huan Chen is a Gastroenterologist in Saint Louis, Missouri. Dr. Chen is highly rated in 9 conditions, according to our data. His top areas of expertise are Crohn's Disease, Angiodysplasia of the Colon, Watermelon Stomach, Endoscopy, and Colonoscopy. Dr. Chen 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.

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.

David Cort is a Gastroenterologist in Chesterfield, Missouri. Dr. Cort is highly rated in 4 conditions, according to our data. His top areas of expertise are Crohn's Disease, Irritable Bowel Syndrome (IBS), Benign Esophageal Stricture, and Lower Esophageal Ring.

Hari Diwakaran is a Gastroenterologist in Saint Charles, Missouri. Dr. Diwakaran is highly rated in 2 conditions, according to our data. His top areas of expertise are Cirrhosis, Esophagitis, Gastrointestinal Bleeding, Endoscopy, and Gastrectomy. Dr. Diwakaran is currently accepting new patients.

Jeffrey Mathews, MD, is committed to providing his patients with a wide range of gastroenterology services in a compassionate and timely manner at Gateway Gastroenterology, in Chesterfield, Missouri. He is board-certified in gastroenterology and hepatology.Dr. Mathews is a life-long St. Louisan. He attended the University of Missouri – Kansas City Six-Year Medical School Program before going on to complete his fellowship in gastroenterology and hepatology at St. Louis University.Making every effort to stay up-to-date on the latest advancements in his field, Dr. Mathews maintains active memberships with the American Society of Gastrointestinal Endoscopy and the American College of Gastroenterology.At Gateway Gastroenterology, Dr. Mathews designs treatment plans unique to his patients' needs and concerns. He takes time to clearly communicate his treatment recommendations and encourages them to play an active role in their health care. Dr. Mathews is highly rated in 6 conditions, according to our data. His top areas of expertise are Painful Swallowing, Swallowing Difficulty, Barrett Esophagus, Gastrectomy, and Endoscopy.

Jason Haas, D.O. is dedicated to providing the highest quality of care to all his patients. He has strong communication skills which allow him to connect with patients, staff and colleagues. For the past eight years, Dr. Haas has been a gastroenterologist practicing in Springfield, Missouri with Cox Medical Clinic. He is a board-certified gastroenterologist that completed his GI Fellowship training at Aurora Health Care in Milwaukee, WI and his Internal Medicine Residency at Gundersen Health Care in LaCrosse, WI. His wife is from. St. Louis, and in their spare time Dr. Haas enjoys traveling with her and their two daughters. Dr. Haas has been a member of the Colorectal Awareness Party in Springfield, which helps raise money and provide free colonoscopy evaluations for patients in need. Dr. Haas is highly rated in 5 conditions, according to our data. His top areas of expertise are Gastrointestinal Bleeding, Painful Swallowing, Swallowing Difficulty, Endoscopy, and Gastrectomy.

Board-certified in gastroenterology and hepatology, dedicated physician Brian McMorrow, MD, provides a full range of care for gastrointestinal conditions. As part of the team at Gateway Gastroenterology, Dr. McMorrow is proud to serve the community of Chesterfield, Missouri with exceptional care. Dr. McMorrow completed his undergraduate studies at the University of California – Davis, earning his Bachelor of Science degree. From there, he moved to Missouri to pursue his medical degree at St. Louis University, where he would later also complete his internal medicine residency.A member of the American Gastroenterological Association and the American Society for Gastrointestinal Endoscopy, Dr. McMorrow prioritizes ongoing education and makes every effort to stay on top of the latest developments in his field. When he’s away from the office, Dr. McMorrow is an avid runner, hiker, and part-time soccer coach. He welcomes new patients to Gateway Gastroenterology and looks forward to providing them with top-quality care. Dr. Mcmorrow is highly rated in 2 conditions, according to our data. His top areas of expertise are Barrett Esophagus, Esophagitis, Gastric Dysmotility, Gastrectomy, and Endoscopy.