HIV Data Systems
The Office of AIDS uses multiple data systems to
collect HIV program data from local health jurisdictions, providers, and
contractors. These systems are secure and kept up to date to ensure the
confidentiality of the data collected. The data are collected to meet the
requirements of funders, as well as to guide program implementation and
The AIDS Regional Information and Evaluation System (ARIES) is a centralized HIV/AIDS client management system that allows for coordination of client services among medical care, treatment and support providers and provides comprehensive data for program reporting and monitoring. ARIES is used by Ryan White-funded service providers to automate, plan, manage, and report on client data. ARIES is also utilized by the following Office of AIDS care programs: Housing Opportunities for Persons Living with AIDS (HOPWA), Medi-Cal Waiver Program (MCWP), and Medicare Part D.
ARIES Help Desk
The Enhanced HIV/AIDS Reporting System (eHARS) is
a browser-based application provided by the Centers for Disease
Control and Prevention (CDC). The Office of AIDS uses eHARS
to collect, manage, and report California’s
HIV/AIDS case surveillance data to CDC.
HIV/AIDS is a condition that is mandated by state laws and regulations to be
reported by local health officers to CDPH.
Local Evaluation Online (LEO) is is an online system for tracking information about Office of AIDS (OA)-funded
HIV education and prevention programs, including counseling and testing
LEO System Login