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Naoru Koizumi

Director of Research, Associate Professor, Associate Director of Center for the Study of International Medical Policies and Practices



3351 Fairfax Dr., MS 3B1
Arlington, Virginia 22201

Fax: 703-993-8215



Naoru Koizumi is Director of Research, Associate Professor, and Associate Director of the Center for Study of International Medical Policies and Practices, at the Schar School of Policy and Government, George Mason University. She specializes in stochastic modeling and simulation in the health and the environmental sectors. Professor Koizumi’s main research projects funded by NIH include simulation and optimization of resource allocations for mental health systems and Geographic Information Systems (GIS) and simulation based study on the disparities in access to organ transplant. Her recent grant from the Bill & Melinda Gates Foundation investigates effectiveness of ICT-based interventions designed to enhance medication compliance among Tuberculosis patients in India.

Professor Koizumi completed her first doctoral program in Regional Science from the University of Pennsylvania in 2002. The extension of her doctoral research has been funded by National Institutes of Health (NIMH R21 & R01). Her second PhD (2005) is in Environmental and Preventive Medicine from Hyogo College of Medicine, Japan. Before joining the Schar School of Policy and Government, Professor Koizumi was a post-doctoral researcher at the Electrical and Systems Engineering Department of the University of Pennsylvania where she worked on various health sector projects in collaboration with the School of Medicine. Outside academia, Professor Koizumi worked for several international development agencies (IDB and EBRD) and in private consulting, participating primarily in social and environmental sector projects in Latin America and East Europe.

Areas of Research

  • Biostatistics
  • GIS and Spatial Statistics
  • Health Care Services and Policy
  • Chronic Diseases and Organ Transplants