The 20 Best Colonoscopy Doctors near Tyler, TX

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

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

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

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

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

David Smith is a Surgical Oncologist in Tyler, Texas. Dr. Smith is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Pancreatic Cancer, Pancreatic Cancer, Congenital Diaphragmatic Hernia, Small Bowel Resection, and Pancreatectomy.

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

Alfred Llave is a Radiologist in Tyler, Texas. Dr. Llave is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Pleurisy, Pleural Effusion, Ascites, Colonoscopy, and Bone Marrow Aspiration.

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

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

Sushama Brimmer is a primary care provider, practicing in Hospital Medicine in Tyler, Texas. Dr. Brimmer is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Sickle Cell Disease, Sepsis, Atypical Pneumonia, Gastrostomy, and Endoscopy.

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 Colonoscopy. Her top areas of expertise are Anal Cancer, Familial Colorectal Cancer, Rectal Prolapse, Ileostomy, and Osteotomy.

David Lundy is a Gastroenterologist in Tyler, Texas. Dr. Lundy is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Diverticular Disease, Gastrectomy, and Endoscopy.

John Lahourcade is a General Surgeon in Tyler, Texas. Dr. Lahourcade has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Gallbladder Disease, Cholecystitis, Gallstones, Hernia Surgery, and Gallbladder Removal. Dr. Lahourcade is currently accepting new patients.

Ambesi Ngwa is an Internal Medicine provider in Tyler, Texas. Dr. Ngwa is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Gallbladder Disease, Liver Failure, Endoscopy, and Gastrostomy.

Brian Pfeiffer is a primary care provider, practicing in Internal Medicine in Tyler, Texas. Dr. Pfeiffer is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Hospital-Acquired Pneumonia, Atypical Pneumonia, Osteoarthritis, Thyroidectomy, and Endoscopy.

Siva Mandadi is a primary care provider, practicing in Internal Medicine in Tyler, Texas. Dr. Mandadi is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Atypical Pneumonia, Hospital-Acquired Pneumonia, Pneumonia, Endoscopy, and Carotid Artery Surgery.

Sailaja Sakam is an Internal Medicine provider in Tyler, Texas. Dr. Sakam is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Ascites, Gastrointestinal Bleeding, Heart Failure with Preserved Ejection Fraction (HFpEF), Endoscopy, and Stent Placement.

Esmael Yimer is an Internal Medicine provider in Tyler, Texas. Dr. Yimer has been practicing medicine for over 18 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Gallbladder Disease, Liver Failure, Endoscopy, and Gastrostomy.

Narpinder Dhanoa is an Internal Medicine provider in Tyler, Texas. Dr. Dhanoa is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Endoscopy and Gastrostomy.