Karampreet Sachathep, PhD

  • Assistant Professor of Population and Family Health (in ICAP) at CUMC
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Overview

Dr. Karampreet (Karam) Sachathep is an Assistant Professor of Population and Family Health at Columbia University Mailman School of Public Health whose research focuses on strengthening health systems to improve maternal and child health, population health, and health outcomes in low- and middle-income countries. She specializes in epidemiology, implementation science, population health, health systems strengthening, monitoring and evaluation, and real-world evidence generation.

Over the past 15 years, Dr. Sachathep has led multinational research and implementation initiatives across more than 20 countries, partnering with Ministries of Health, the U.S. Centers for Disease Control and Prevention (CDC), the World Health Organization (WHO), and other global partners to generate evidence that informs policy and improves health service delivery. She was and continues to be a Principal Investigator on several large multi-country disease surveillance and survey related projects, including the PHIAs (Population-Based HIV Impact Assessments) from the inception of the surveys to date as well as COVID-19 related surveillance efforts in Africa. Currently, she co-leads the informatics and monitoring and evaluation portfolio for the CQUIN and HIVE projects, spanning 21 countries in Africa.

Her work integrates observational epidemiology, surveillance, routine health information systems, implementation research, and mixed-methods approaches to evaluate health interventions, strengthen national monitoring systems, and improve access to high-quality care.

In addition to her research, Dr. Sachathep teaches graduate epidemiology and population health related courses and mentors students and early-career researchers in study design, implementation science, scientific writing, and applied epidemiologic methods. Her work is driven by a commitment to translating rigorous scientific evidence into sustainable public health practice and policy.

Academic Appointments

  • Assistant Professor of Population and Family Health (in ICAP) at CUMC

Credentials & Experience

Education & Training

  • PhD, Johns Hopkins University, Bloomberg School of Public Health
  • BA, Northwestern University

Research

Selected Publications

• Sachathep K, et al. Seroprevalence of SARS-CoV-2 in 10 Regional Capitals of Cameroon. WHO/Wiley COVID-19 Serosurvey Supplement, 2024.

• Sachathep K, et al. Population-Based HIV Impact Assessments: Methods and Study Populations in Zimbabwe, Malawi, and Zambia. Journal of Acquired Immune Deficiency Syndromes, 2021.

• Teasdale C, Sachathep K, et al. Population-Based HIV Impact Assessments: Advancing National HIV Surveillance and Strategic Evidence Generation. Journal of Acquired Immune Deficiency Syndromes, 2021.

• Hines J, Sachathep K, et al. HIV Incidence by Male Circumcision Status: Findings from Population-Based HIV Impact Assessment Surveys. Journal of Acquired Immune Deficiency Syndromes, 2021.

• Greenleaf A, Sachathep K, et al. Contraceptive Use Among Adolescent Girls and Young Women Ages 15–24 in Seven High-HIV-Prevalence Countries. Frontiers in Reproductive Health, 2025.

• Rosamarin A, Sachathep K, et al. Impact of Antiretroviral Medication Source and Migration on Viral Load Suppression Among People with HIV in Lesotho. Manuscript pending, 2026.

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