Dr. Harrison attended medical school at the University of Missouri-Columbia School of Medicine. He completed his residency training at the University of Minnesota Medical Center, Fairview. Clinical interests for Dr. Harrison include thyroid problems, cosmetic eyelid surgery, and tear duct problems (lacrimal apparatus). He honors Medicare insurance. Dr. Harrison has received distinctions including Mpls.St.Paul Magazine Super Doctors; Mpls.St.Paul Super Doctors; and Mpls/St. Paul Magazine Top Doctor. His hospital/clinic affiliations include Fairview Southdale Hospital, the University of Minnesota Medical Center (UMMC), and the University of Minnesota Masonic Children's Hospital.