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  4. Organizational Chart
  • HHS Family of Agencies
    • HHS Agencies & Offices
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    • Organizational Chart
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HHS Organizational Charts Office of Secretary and Divisions

Select an office to see its organizational chart.

  • Secretary

    Deputy Secretary

    Chief of Staff

    • Immediate Office of the Secretary (IOS)

    • Office of Intergovernmental and External Affairs (IEA)

    • Office of the Secretary (OS)

      Our offices, known as staff divisions, support the HHS Secretary by overseeing operations, providing guidance, and ensuring laws are followed fairly. Our focus is on public health, health care, and human services.
      • Office of the Assistant Secretary for Administration (ASA)

      • Office of the Assistant Secretary for Financial Resources (ASFR)

      • Office of the Assistant Secretary for Health (OASH)

      • Office of the Assistant Secretary for Legislation (ASL)

      • Office of the Assistant Secretary for Planning and Evaluation (ASPE)

      • Office of the Assistant Secretary for Public Affairs (ASPA)

      • Office of the Assistant Secretary for Technology Policy and Office of the National Coordinator for Health Information Technology (ASTP/ONC)

      • Office for Civil Rights (OCR)

      • Departmental Appeals Board (DAB)

      • Office of the General Counsel (OGC)

      • Office of Global Affairs (OGA)

      • Office of Inspector General (OIG)

      • Office of Medicare Hearings and Appeals (OMHA)

    • Agencies

      Our agencies, known as operating divisions, administer a wide variety of health and human services and conduct life-saving research for the nation.
      • Administration for Children and Families (ACF)

      • Administration for Community Living (ACL)

      • Agency for Healthcare Research and Quality (AHRQ)

      • Advanced Research Projects Agency for Health (ARPA-H)

      • Administration for Strategic Preparedness and Response (ASPR)

      • Agency for Toxic Substances and Disease Registry (ATSDR)

      • Centers for Disease Control and Prevention (CDC)

      • Centers for Medicare & Medicaid Services (CMS)

      • Food and Drug Administration (FDA)

      • Health Resources and Services Administration (HRSA)

      • Indian Health Service (IHS)

      • National Institutes of Health (NIH)

      • Substance Abuse and Mental Health Services Administration (SAMHSA)

Content created by Digital Communications Division (DCD)
Content last reviewed August 21, 2025
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