Dr. Mark A. Feist is a pediatric gastroenterologist at Covenant Children’s specializing in gastroenterology, hepatology and nutrition. He is a graduate of Texas Tech University and Texas Tech School of Medicine. He completed residency training at Texas Tech University Health Sciences Center and fellowship training at Riley Hospital for Children at Indiana University Health in Indianapolis. Dr. Feist is board-certified by the American Board of Pediatrics in Pediatric Gastroenterology, Hepatology, and Nutrition. He is a member of the North American Society of Pediatric Gastroenterology, Hepatology, and Nutrition (NASPGHAN). Dr. Feist moved to Lubbock to attend college and considers himself a true West Texan. He has been married to his wife for over 20 years and they have three daughters. Dr. Feist enjoys attending his daughters’ various activities, playing golf, traveling and keeping up with TExas Tech athletics. He is interested in all aspects of pediatric GI, and the variety of disease processes that are encountered is what led him to pursue this specialty.