Thomas Tran is a Gastroenterologist in Denison, Texas. Dr. Tran is highly rated in 40 conditions, according to our data. His top areas of expertise are Lower Esophageal Ring, Benign Esophageal Stricture, Mallory-Weiss Syndrome, Gastrectomy, and Endoscopy.

Nhat Nguyen is a Gastroenterologist in Denison, Texas. Dr. Nguyen is highly rated in 29 conditions, according to our data. His top areas of expertise are Gastrointestinal Bleeding, Cronkhite-Canada Disease, Attenuated Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

Karthik Ragunathan is a Gastroenterologist in Denison, Texas. Dr. Ragunathan is highly rated in 11 conditions, according to our data. His top areas of expertise are Cronkhite-Canada Disease, Juvenile Polyposis Syndrome, Attenuated Familial Adenomatous Polyposis, Colonoscopy, and Gallbladder Removal.

Onpan Cheung is a Gastroenterologist in Denison, Texas. Dr. Cheung is highly rated in 2 conditions, according to our data. Her top areas of expertise are Esophageal Varices, Hemorrhoids, Diverticular Disease, Endoscopy, and Gastrectomy.

John Fletcher is an Internal Medicine specialist and a Gastroenterologist in Sherman, Texas. Dr. Fletcher is highly rated in 16 conditions, according to our data. His top areas of expertise are Morning Sickness, Diverticular Disease, Swallowing Difficulty, Endoscopy, and Gastrostomy.

Glenn Young is a Gastroenterologist in Sherman, Texas. Dr. Young is highly rated in 16 conditions, according to our data. His top areas of expertise are Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Gastrostomy, and Endoscopy.

Dr. Jermaine Clarke is a board-certified gastroenterologist who cares for patients in Sherman, McKinney and Anna. He has a special interest in diseases of the colon, especially colon cancer prevention through colon cancer screening, as well as chronic anemia, diarrhea and constipation. In addition, Dr. Clarke also evaluates and treats foregut disorders, such as gastroesophageal reflux disease, difficulty swallowing, nausea, vomiting and abdominal pain. He uses a compassionate, collaborative and empathetic approach to deliver evidence-based digestive disease care. Dr. Clarke is a member of the American Osteopathic Association, American College of Osteopathic Internists, American College of Gastroenterology and American Gastroenterology Association. In addition to his medical training, Dr. Clarke also earned a Master of Business Administration while in medical school. In his free time, Dr. Clarke enjoys traveling, farming, fishing, attending sporting events and spending time with family. Dr. Clarke is highly rated in 15 conditions, according to our data. His top areas of expertise are Gastrointestinal Bleeding, Esophagitis, Angiodysplasia of the Colon, Gastrectomy, and Colonoscopy.

Joseph Kim, MD is a board-certified gastroenterologist with additional fellowship training in therapeutic endoscopy. He treats a range of gastrointestinal health conditions and believes having a healthy gut is one of the central pillars of overall health. For every patient, Dr. Kim’s goal is to provide time-efficient, cost-effective and high-quality care. Dr. Kim cares for conditions including irritable bowel syndrome, celiac disease, acid reflux, heartburn, nausea, vomiting, diarrhea, constipation, abdominal pain, blood in the stool, rectal bleeding, unintentional weight loss, diverticulosis, hemorrhoids, difficulty swallowing, eosinophilic esophagitis, liver diseases, small intestinal bacterial overgrowth, microscopic colitis, esophageal cancer, gastric cancer, biliary cancer, pancreatic cancer and colon cancer. In order to better serve his patients, Dr. Kim completed an additional fellowship year of advanced therapeutic endoscopy under the mentorship of world-renowned advanced endoscopist David Carr-Locke, MD. Some of the therapeutic endoscopy procedures he performs include endoscopic ultrasound, endoscopic retrograde cholangiopancreatography (ERCP), luminal stenting and large polyp resection. Procedures performed include upper endoscopy (EGD), colonoscopy, endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound (EUS), Bravo pH monitoring, small bowel capsule endoscopy (Pillcam), and hemorrhoid banding. He is also deeply grateful to have the opportunity to help patients prevent cancer or catch it in its early stages through colon cancer screening. When not caring for patients, Dr. Kim loves spending quality time with his family, including his wife, three daughters, two dachshunds and two rabbits. Dr. Kim is highly rated in 10 conditions, according to our data. His top areas of expertise are Visceromegaly, Enlarged Liver, Cirrhosis, Gastrectomy, and Colonoscopy.

Martin Farrell is a Gastroenterologist in Sherman, Texas. His top areas of expertise are Diarrhea, Trichohepatoenteric Syndrome, Familial Adenomatous Polyposis, and Benign Esophageal Stricture.

Ryan Kahl is an Internal Medicine specialist and a Gastroenterologist in Sherman, Texas. Dr. Kahl is highly rated in 25 conditions, according to our data. His top areas of expertise are Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Diverticular Disease, and Gardner Syndrome.

Kruti Patel is an Internal Medicine specialist and a Gastroenterologist in Sherman, Texas. Dr. Patel is highly rated in 25 conditions, according to our data. Her top areas of expertise are Painful Swallowing, Swallowing Difficulty, Gastroesophageal Reflux Disease (GERD), and Diverticular Disease.