Dr. Walker McDonald received the Doctor of Medicine Degree from Louisiana State University Health Science Center, Shreveport, La. He completed his Internship and Residency at Louisiana State University Health Science Center, Shreveport, La. He completed his Fellowship at Texas A&M, Scott and White Memorial Hospital, Temple, Texas. Dr. McDonald holds membership in the American Gastroenterological Association, American College of Gastroenterology, American Society of Gastrointestinal Endoscopy and the Louisiana Gastroenterology Society. Dr. McDonald is Board Certified in Internal Medicine and Gastroenterology.