Dr. McQuistan joined the College of Dentistry as a visiting professor in 2004 and became an assistant professor in the Department of Preventive & Community Dentisty in 2005 and an associate professor in 2013.
Dr. McQuistan teaches primarily third- and fourth-year predoctoral didactic and clinical classes. She is the course director of the community-based extramural programs and the "Practice of Dentistry in the Community-I." She also provides clinical teaching in the Special Care Clinic. Dr. McQuistan participates with the graduate curriculum as the co-director of the course "Literature Review Methods."
Dr. McQuistan works in the Special Care Clinic and also in faculty practice.
Dr. McQuistan is currently involved in two main areas of research: oral health literacy and the longitudinal outcomes of community-based clinical activities (extramural programs). Her past research has included studying the Iowa general dentists' referral of children from ages 0-14 to pediatric dentists, and the use of sports sponsorship in tobacco advertising. She supervises residents, pre-doctoral, and undergraduate students.
Dr. McQuistan is a member of the American Association of Public Health Dentistry, the American Dental Education Association, and Psi Omega. She is a diplomate of the American Board of Dental Public Health.