The National Center for Health Statistics, also known as NCHS, is one of the leading agencies in the United States that monitors the health of the people. It is a health statistics agency that maintains the summary of the health status of adults. The agency focuses on health risk factors, as well as ambulatory and hospital inpatient care data. It conducts surveys on the number of people who get insurance coverage and have access to health care services. Additionally, the agency focuses on mortality rates. It guides actions and policies for the improvement of the health of people. The agency supports biomedical and health services research processes. The National Center for Health Statistics evaluates the impact of health policies and programs. The agency is a part of the Department of Health and Mental Hygiene, which provides a variety of health care programs.