Dr. McGuire earned his Bachelor of Science degree from Creighton University in 1995 and graduated from Creighton University School of Dentistry in 2000.  Over the next 24 years, he provided dental care as an associate, an owner of two practices in Omaha, Nebraska and Sioux City, Iowa, and served as dental director in a public health clinic in Council Bluffs, Iowa.  After retiring from private practice, Dr. McGuire accepted a position as Assistant Professor in the Department of Oral Health Promotion at Creighton University School of Dentistry.