Dr. Karin Johnson

Dr. Karin E. Johnson is a Principal Research Associate in IMPAQ's Health Division. She leads and supports pharmaceutical health services research and technical assistance projects.


Dr. Johnson has more than 15 years of applied health research experience including in the areas of pharmacoepidemiology and health services. She applies multidisciplinary approaches to generate evidence to inform health policy. She has particular expertise in using clinical data for research and improvement, including utilization studies, measure development, stakeholder engagement, and privacy protection.


Dr. Johnson has experience working with diverse clients including federal agencies such as the Agency for Healthcare Research and Quality and the Food and Drug Administration; pharmaceutical companies; and health-focused foundations.  

Prior Experience

Prior to joining IMPAQ, Dr. Johnson worked at QuintilesIMS. She previously worked at Group Health (now Kaiser Permanente of Washington) Research Institute as a research associate and project manager for a range of research and technical assistance efforts.


Dr. Johnson earned her Ph.D. from the University of Washington in Medical Geography.  She also holds a M.Sc. in Population and International Health from the Harvard School of Public Health and a B.A. from Mount Holyoke College.

Featured IMPAQ Publications and Presentations

Johnson, K., Kiptanui, Z, Qian, J., & Hansen, R. (2019). Addressing generic drug information needs among patients and families, prescribers, pharmacists, formulary managers, and policymakers. Poster Presentation at AcademyHealth's National Health Policy Conference, Washington, DC.

Previous Papers and Presentations

Johnson K.E., Casso D., Anderson A., Phillips S., Reich C., Shah U., Van Zandt M., Oliveria S. (2016). Assessing Data Availability for Pharmacoepidemiology Research in 3 US Healthcare Databases using the OMOP Common Data Model. Poster presentation at the ODHSI Symposium, Washington, DC.

Johnson K.E., Schaefer J., LeRoy L., Mikolowsky K., Hansen K., Miller T. (2014). Time for Prevention: Workforce and Population Management Approaches to Implementing High- Value Preventive Services in Primary Care. Presentation at the Conference on the Science of Dissemination and Implementation, Bethesda, MD.

Johnson K.E., Tuzzio L., Renz A., Baldwin L.M., Parchman M. (2016). Decision-to-Implement worksheet for evidence-based interventions: from the WWAMI Region Practice and Research Network. J Am Board Fam Med, 29(5), 553-62.

Johnson, K.E., Tachibana, C., Coronado, G.D., Dember, L.M., Glasgow, R.E., Huang, S.S., … Larson, E.B. (2014). A guide to research partnerships for pragmatic clinical trials. The BMJ349, g6826.

Johnson K.E., Coleman K., Phillips K.E., Austin B.T., Daniel D.M., Ridpath J., Schaefer J., Wagner E.H. (2014). Development of a facilitation curriculum to support primary care transformation: the "Coach Medical Home" curriculum. Med Care, 52 (Suppl 4), S26-32.

Johnson, K.E., Beaton, S.J., Andrade, S.E., Cheetham, T.C., Scott, P.E., Hammad, T.A., … Dublin, S. (2013). Methods of linking mothers and infants using health plan data for studies of pregnancy outcomes. Pharmacoepidemiology and Drug Safety22(7), 776–782.