Dr. Mitchell was born in 1957 in Kearney, Nebraska.  He received his undergraduate degree in History from Stanford University in Stanford, California. In 1984, he received his Medical Degree from the University of Nebraska Medical Center. He completed his Residency in Internal Medicine at the Hennepin County Medical Center in Minneapolis, Minnesota, where he also served as the Chief Medical Resident.  Dr. Mitchell also received a Gastroenterology Fellowship from the University of Minnesota. He is currently certified with the American Board of Medicine in Internal Medicine and Gastroenterology.

Dr. Mitchell and his wife, also a physician, make their home here in Omaha. They have two children: a son and a daughter.