DGX Quest Diagnostics Incorporated

About Quest Diagnostics Incorporated

Quest Diagnostics Incorporated is a healthcare diagnostics company that provides diagnostic testing and related information services. Quest Diagnostics supports physicians, hospitals, patients, health plans, employers, and government agencies with routine clinical testing, advanced specialty testing, anatomic pathology, and consumer-ordered testing services. Its offerings include laboratory testing for areas such as cancer, heart disease, diabetes, infectious diseases, and genetic conditions, along with services for drug and alcohol screening, risk assessment, and healthcare information technology. The company operates a broad network of laboratories and patient service centers across the United States, helping connect sample collection, analysis, and reporting within the medical care process. Quest Diagnostics Incorporated plays a central role in the healthcare market by providing data and laboratory insights that support diagnosis, treatment decisions, and ongoing health management.