Our Mission
We will be the undisputed world leader in diagnostic testing, information and services.

Our Vision
Dedicated people improving the health of patients through unsurpassed diagnostic insights and innovation.

Our Values
Quality, Integrity, Innovation, Accountability, Collaboration, Leadership.

Our Business
Quest Diagnostics is the leading provider of diagnostic testing, information and services that patients and doctors need to make better healthcare decisions. The company offers the broadest access to diagnostic testing services through its national network of laboratories and patient service centers, and provides interpretive consultation through its extensive medical and scientific staff. Quest Diagnostics is a pioneer in developing innovative new diagnostic tests and advanced healthcare information technology solutions that help improve patient care. Additional company information is available at: www.questdiagnostics.com.