General

The primary mission of the Department of Population Health Sciences is to conduct research and evaluations related to key healthcare policy and delivery topics, developing and spreading critical evidence to improve the health of populations. Our faculty members have substantial research strengths across various areas, including healthcare policy and economics, data analytics and informatics, epidemiology, and health outcomes. Their innovative, quantitative, and qualitative research addresses the effectiveness, cost-effectiveness, and comparative effectiveness of various healthcare interventions and delivery models.

Current Research Highlights

Dr. Yunyu Xiao Receives 2026 Michele Tansella Award for Youth Mental Health Research

August 10, 2026

Dr. Yunyu Xiao, assistant professor of population health sciences and assistant professor of population health sciences in psychiatry, has received the 2026 Michele Tansella Award from the World Psychiatric Association's Epidemiology and Public Health Section. 

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Highlights

Dr. Chengxi Zang Receives R01 to Bridge Critical Gaps in Trials for Pregnant Women

August 6, 2026

Dr. Chengxi Zang, assistant professor of population health sciences, has received an R01 from the Eunice Kennedy Shriver National Institute of Child Health and Human Development to bridge critical...

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Highlights
Photos of Dr. Chengxi Zeng, a doctor and patient, and data

Impact of Clinical Notes on Stigma Experiences Among Women with History of Pregnancy and Substance Use Disorder

July 28, 2026

Stigma is a well-documented phenomenon whereby members of marginalized groups are labeled with shame or discredited. Pregnant people and parents with substance use disorder (SUD) are at particular risk of experiencing stigma, which can negatively impact prenatal care, disclosure of medical information, and maternal and infant outcomes. 

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Highlights
Photos of a doctor and pregnant patient, a doctor working on a laptop, and Dr. Marianne Sharko

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Population Health Sciences 575 Lexington Avenue | 425 E. 61st Street, 3rd Floor New York, NY Phone: (646) 962-8001

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