Ms. MacTaggart is the HealthInformatics@GWU Program Director and Health Services Policy and Management Teaching Instructor at George Washington University (GWU). MacTaggart has an appointment at the Veteran’s Health Administration. Professor MacTaggart previously completed a three-year appointment at HHS in the Office of the National Coordinator as a senior adviser in the Office of Care Transformation and has been a county, state, and federal public servant for over 40 years, including serving as Minnesota's Medicaid director. She has been an executive for a nonprofit insurance, an IT vendor, and a for-profit consulting firm. She is on multiple national advisory committees, including HIMSS, e-HI, NASI, and AcademyHealth Education Council.