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

Association of Past-Year Mental and Physical Health Conditions With Intentional or Unintentional Drug Overdoses

September 18, 2025

In 2023, the US reported approximately 108,000 deaths from overdose. Intentional overdoses, sometimes referred to as self-inflicted or suicide-related overdoses, occur when an individual deliberately consumes a harmful amount...

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Highlights
Images of Veer Vekaria, a pill bottle, and a group of people

Dr. Zhenxing Xu Accepted to the 2025 dkNET Pilot Funding Program in AI Models to Accelerate Diabetes Heterogeneity Research

September 16, 2025

Dr. Zhenxing Xu, research associate in population health sciences, has been accepted to the 2025 National Institute of Diabetes and Digestive and Kidney Diseases Information Network, or ...

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Highlights

Study Finds Addictive Screen Use, Not Total Screen Time, Linked to Youth Suicide Risk

June 18, 2025

Adolescents exhibiting high addictive use behavior with social media, mobile phones or video games face roughly double the risk of suicidal behavior, as well as symptoms of anxiety, depression, aggression or rule-breaking. Credit: Shutterstock

New research shows that youth who become increasingly addicted to social media, mobile phones or video...

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Highlights

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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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