Hansoo Ko

Dr. Hansoo Ko is assistant professor in the Department of Health Administration and Policy. Hansoo is a public health physician and health services researcher with training in health economics. His research spans health economics, health services research, and health policy, with a focus on individual behavioral responses and insurance markets. His work uses Medicaid administrative data sets to understand the role and consequences of policy changes. His research has been funded by the World Health Organization, the Robert Wood Johnson Foundation.

Hansoo earned a PhD in health economics/health policy from University of Illinois at Chicago and an MD from Chung-Ang University College of Medicine (Korea). Before coming to Mason, he was a postdoctoral research associate at New York University Robert F. Wagner Graduate School of Public Service.

Research

Research Interests

• Health Economics
• Health Services Research
• Health Policy

Select Publications

• Ko H, Glied SA. 2021. Mandated paid sick leave and changes in healthcare utilization among low-income adults: Evidence from New York State. JAMA Health Forum 2: e210342. https://doi.org/10.1001/jamahealthforum.2021.0342

• Ko H, Glied SA. 2021. Robotic prostatectomy and prostate-cancer related Medicaid spending: Evidence from New York State. Journal of General Internal Medicine. https://doi.org/10.1007/s11606-021-06680-1

• Ko H. 2021. Behavioral responses to the 2015 MERS epidemic in Korea. Economics & Human Biology 41: 100965. https://doi.org/10.1016/j.ehb.2020.100965

• Ko H. 2020. The effect of outdoor smoking ban: Evidence from Korea. Health Economics 29: 278-293. https://doi.org/10.1002/hec.3979

• Ko H. 2020. Moral hazard effects of supplemental private health insurance in Korea. Social Science & Medicine 265: 113325. https://doi.org/10.1016/j.socscimed.2020.113325

• Ko H. 2020. Child health impacts of the Nepalese civil war. Review of Development Economics. https://doi.org/10.1111/rode.12735

• Ko H, Kim MJ. 2020. Impacts of expanding provider choice for free flu vaccination among the elderly in Korea. Health Policy 124: 1115-1120. https://doi.org/10.1016/j.healthpol.2020.07.014

• Ko H. 2019. Offsetting effects of outpatient cost-sharing for the poor in Korea. Medical Care 57: 648-653. https://doi.org/10.1097/MLR.0000000000001136

• Ko H. 2019. Intergenerational effects of old-age pension on children’s health and wellbeing. International Journal of Health Planning and Management 34: e1208-1214. https://doi.org/10.1002/hpm.2759

• Ko H, Kim H, Yoon CG, Kim CY. 2018. Social capital as a key determinant of willingness to join community-based health insurance: Household survey in Nepal. Public Health 160: 52-61. https://doi.org/10.1016/j.puhe.2018.03.033

Degrees

• PhD, Health Economics/Policy, University of Illinois at Chicago, 2019
• MPH, Health Care Management and Policy, Seoul National University (Korea), 2008
• MD, Medicine, Chung-Ang University (Korea), 2002