Quest Diagnostics Incorporated (NYSE: DGX) is a provider of diagnostic information services. The company performs laboratory testing that helps physicians, hospitals, health plans, employers and other organizations diagnose, monitor and manage medical conditions.
Its services include routine blood and other clinical laboratory tests, advanced and molecular diagnostics, anatomic pathology, genetic and genomic testing, and testing related to infectious diseases. Quest also provides employer health screening, drug testing, clinical trial support and laboratory information services. Patients can access testing through Quest’s network of patient service centers and physician offices, with certain at-home and digital options also available.
Quest Diagnostics traces its history to 1967 and became an independent public company in 1996 after being separated from Corning Incorporated. The company is headquartered in Secaucus, New Jersey, and primarily serves customers throughout the United States through a nationwide network of laboratories and patient service locations. Its customers include healthcare providers, hospitals, health plans, government agencies, employers and consumers.
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