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Office of Health Assessment & Epidemiology
Epidemiology Unit



Contact Information
Epidemiology Unit
Office of Health Assessment and Epidemiology
Department of Public Health
County of Los Angeles

313 N. Figueroa Street, Suite 127
Los Angeles, CA 90012   MAP

Phone: (213) 240-7785
Fax: (213) 250-2594
Staff Directory
Aida Angelescu, MS

Alex Ho, MD, MPH

Douglas Morales, MPH

Jennifer Piron, MPH

Lisa Smith, DrPH, MS

Loren Lieb, MPH

Louise Rollin-Allamillo, MS

Natalia Sejbuk, MPH

Sun Lee, MPH

Heena Hameed, MPH

Epidemiology is the study of the distribution and determinants of health conditions in populations

 Epidemiology Support & Training

Geographic Information Systems (GIS)

Demographic, Childhood Obesity, Life Expectancy Data

Special Studies &  Health Reports

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Latest Releases & Announcements

2010 Los Angeles County Life Expectancy Data
  • Latest life expectancy estimates for Los Angeles County residents is now available online at LA HealthDataNow! Query data by demographic group and geographic area. 

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2012 Los Angeles County Demographic Profile
  • Latest population estimates for Los Angeles County summarized by gender, major age groups, race/ethnicity, and Service Planning Area.

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     How Social and Economic Factors Affect Health
  • First report from the Social Determinants of Health series. Focuses on the "social environment" - the social and cultural institutions, norms, patterns, beliefs, and processes that influence the life of an individual.

download >>


Department of Public Health GIS Map Viewer
  • Online application that enables users to interactively map Los Angeles County health-related data and perform simple GIS analysis.

learn more >>


Our Mission
To ensure the availability of high-quality and comprehensive health data on the Los Angeles County population and to facilitate its use for public health assessment, policy development, and program planning and evaluation.
DPH GIS Map Viewer

Check out our online GIS mapping application for health data

LA HealthDataNow!

L.A. HealthDataNow!

Quick and easy online health data query for Los Angeles County

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