PhD, Johns Hopkins Bloomberg School of Public Health, 2008
MHS, Johns Hopkins Bloomberg School of Public Health, 2006
MS, Harvard School of Public Health, 2003
MS, National Yang-Ming University, 1997
BS, National Taiwan University, 1995
Risk adjustment and its applications
Overuse measurements and their applications
Outcome evaluation and cost-effectiveness analysis
Honors and Awards
Phi Beta Kappa Honor Society, 2009-Present
Taiwan Merits Scholarships, 2005–2008
Rotary Foundation Academic-Year Ambassadorial Scholar, 2001–2002
Select publications from the last two years.
- HY Chang, W Tang, E Hatef, C Kitchen, JP Weiner, H Kharrazi.
Differential impact of mitigation policies and socioeconomic status on COVID-19 prevalence and social distancing in the United States.
BMC public health 21 (1), 1-10
- HY Chang, E Hatef, X Ma, JP Weiner, H Kharrazi.
Impact of area deprivation index on the performance of claims-based risk-adjustment models in predicting health care costs and utilization.
Population Health Management 24 (3), 403-411
- HY Chang, YY Chou, W Tang, GM Chang, CF Hsieh, S Singh, YC Tung.
Association of antidiabetic therapies with lower extremity amputation, mortality and healthcare cost from a nationwide retrospective cohort study in Taiwan.
Scientific reports 11 (1), 1-10
- YC Tung, GH Li, HY Chang.
External Validation of and Factors Associated with the Overuse Index: a Nationwide Population-Based Study from Taiwan.
Journal of general internal medicine 36 (2), 438-446
- HY Chang, L Ferris, M Eisenberg, N Krawczyk, KE Schneider, K Lemke, et al.
The impact of various risk assessment time frames on the performance of opioid overdose forecasting models.
Medical care 58 (11), 1013-1021
See all publications by Hsien-Yen Chang