Founded in 1971 , the National Association of Community Health Centers ( NACHC ) is a non-profit organization whose mission is to enhance and expand access to quality , community-responsive health care for America 's medically underserved and uninsured . NACHC represents the nation 's network of more than 1,250 Federally Qualified Health Centers ( FQHCs ) , which serve 20 million people through 7,500 sites located in all of the 50 states , the District of Columbia , Puerto Rico , the U.S. Virgin Islands and Guam . Learn more about NACHC at www.nachc.com. -- Provide research-based advocacy for health centers and their clients . -- Educate the public about the mission and value of health centers. the delivery of primary health care services to communities in need .