George Duvall is a Gastroenterologist in Tyler, Texas. Dr. Duvall is rated as a Distinguished provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Colitis, Crohn's Disease, Painful Swallowing, Endoscopy, and Pancreatectomy.

Tsauyu Lin is a Gastroenterologist in Tyler, Texas. Dr. Lin is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Turcot Syndrome, Gardner Syndrome, Familial Adenomatous Polyposis, Lower Esophageal Ring, and Endoscopy.

Kevin Green is a Gastroenterologist in Tyler, Texas. Dr. Green is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Turcot Syndrome, Gardner Syndrome, Familial Adenomatous Polyposis, Endoscopy, and Colonoscopy.

Stephen Hutto is a Gastroenterologist in Tyler, Texas. Dr. Hutto is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Turcot Syndrome, Gardner Syndrome, and Endoscopy.

Kai Xia is a Gastroenterologist in Tyler, Texas. Dr. Xia is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. Her top areas of expertise are Familial Adenomatous Polyposis, Lower Esophageal Ring, Benign Esophageal Stricture, Gastrectomy, and Colonoscopy.

Julia Hwang is a primary care provider, practicing in Family Medicine in Tyler, Texas. Dr. Hwang is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. Her top areas of expertise are Osteoarthritis, Vitamin D Deficiency, Hypertension, and Familial Hypertension.

Richard Seidel is a Gastroenterologist in Tyler, Texas. Dr. Seidel is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Painful Swallowing, Swallowing Difficulty, Turcot Syndrome, Endoscopy, and Gastrectomy.

Louie Freeman is a Gastroenterologist in Tyler, Texas. Dr. Freeman is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Acute Pancreatitis, Angiodysplasia of the Colon, Painful Swallowing, Endoscopy, and Colonoscopy.

Xiaotuan Zhao is a Gastroenterologist in Tyler, Texas. Dr. Zhao is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Chronic Erosive Gastritis, Angiodysplasia of the Colon, Swallowing Difficulty, Gastrectomy, and Colonoscopy.

Roy Wadle is a primary care provider, practicing in Family Medicine in Tyler, Texas. Dr. Wadle is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Non-Muscle Invasive Bladder Cancer, Muscle Invasive Bladder Cancer, High Cholesterol, and Hypertension.

Lee Ridenour is a primary care provider, practicing in Internal Medicine in Tyler, Texas. Dr. Ridenour is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Enlarged Liver, Hypertensive Heart Disease, Pediatric Myocarditis, Endoscopy, and Hip Replacement.

Glen Sorrentino is a primary care provider, practicing in Internal Medicine in Tyler, Texas. Dr. Sorrentino is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Atrioventricular Nodal Reentrant Tachycardia (AVNRT).

Feng Li is a Gastroenterologist in Tyler, Texas. Dr. Li is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Angiodysplasia of the Colon, Swallowing Difficulty, Painful Swallowing, Endoscopy, and Gastrectomy.

Ruchir Patel is a Gastroenterologist in Tyler, Texas. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Angiodysplasia of the Colon, Acute Pancreatitis, Intestinal Cancer, Gastrectomy, and Endoscopy.

Andrea Glaser is a Pediatric Gastroenterologist in Tyler, Texas. Dr. Glaser is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. Her top areas of expertise are Encopresis, Chronic Idiopathic Constipation (CIC), Bowel Incontinence, and Morning Sickness.

Mark Prince is a Gastroenterologist in Tyler, Texas. Dr. Prince is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Angiodysplasia of the Colon, Mallory-Weiss Syndrome, Acute Pancreatitis, Endoscopy, and Gastrectomy.

Katerina Wells, MD, MPH is a Clinical Associate Professor at Texas A&M College of Medicine at Texas A&M Health Science Center, Dallas. She specializes in the management of colon and rectal cancer. She also specializes in the management of benign colon and rectal diseases. She treats patients suffering with pelvic floor dysfunction, offering a comprehensive approach to problems like constipation, incontinence and pelvic prolapse. Dr. Wells also specializes in the care of people with inflammatory bowel disease (IBD) including Ulcerative Colitis and Crohn's disease. She works closely with gastroenterologists in a multidisciplinary approach to create treatment plans that are customized to the patient. Dr. Wells also manages anorectal disorders including fistulas, fissures and hemorrhoidal disease. One of her academic interests is inherited colon and rectal cancer syndromes. The goal of her research is to increase understanding about these rare syndromes and find better ways of diagnosing and treating people at higher risk for cancer. She and her husband enjoy being outdoors. They love to see and do new things including traveling, experiencing different cultures, and meeting people from all walks of life. In her spare time, Dr. Wells enjoys cooking and horse riding. Dr. Wells was recognized by D Magazine as a Best Doctor for 2022, 2023, 2024 and 2025. Dr. Wells has been named a Texas Rising Star for 2021, 2022, 2023, 2024, and 2025 by Texas Monthly. Dr. Wells is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. Her top areas of expertise are Anal Cancer, Familial Colorectal Cancer, Rectal Prolapse, Ileostomy, and Osteotomy.

Albert Mosqueda is a primary care provider, practicing in Internal Medicine in Tyler, Texas. Dr. Mosqueda is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Sitosterolemia, High Cholesterol, Familial Hypertriglyceridemia, and Coronary Heart Disease. Dr. Mosqueda is currently accepting new patients.

Umair Sohail is a Gastroenterologist in Tyler, Texas. Dr. Sohail is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Gardner Syndrome, Turcot Syndrome, Familial Adenomatous Polyposis, Endoscopy, and Gastrostomy.

Craig Radford is a Gastroenterologist in Tyler, Texas. Dr. Radford is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Autoimmune Hepatitis, Hepatitis, Gastrointestinal Bleeding, Endoscopy, and Gastrostomy.