DGX

Quest Diagnostics Incorporated is a provider of diagnostic information services. The Company operates through the DIS segment, which provides diagnostic information services to a range of customers within its primary customer channels: physicians, hospitals, and patients and consumers. It provides diagnostic information services for infectious diseases, such as tuberculosis (e.g., T.SPOT.TB and Quantiferon offerings) and tick-borne disease (e.g., Accutix offering). Its comprehensive offerings in drug monitoring and toxicology, in neurology diagnostics, in advanced cardiovascular diagnostic information services (e.g. CARDIO IQ and Cleveland HeartLab offerings through its Cardiometabolic Center of Excellence), and in cancer diagnostics. Its Diagnostic Solutions business consists of its risk assessment services and healthcare information technology businesses. Its risk assessment service, ExamOne, is a provider of risk assessment services for the life insurance industry in North America.