American Clinical Laboratory Association (ACLA) The American Clinical Laboratory (ACLA) is the national trade association representing leading clinical laboratories that deliver essential diagnostic information to patients and health care providers. Our members are at the forefront of developing new diagnostics to meet the country’s evolving health care needs. .. American Clinical Laboratory Association (ACLA) 1201 Pennsylvania Avenue, NW, Suite 810 Washington, DC 20004 USA Phone : Phone: 202-637-9466 Email : info@acla.com Website : http://acla.com