Quest Diagnostics Incorporated DGX

Company Overview

Quest Diagnostics Incorporated is a leading provider of diagnostic information services, operating primarily in the healthcare diagnostics and laboratory testing industry. The company specializes in clinical laboratory testing, anatomic pathology, and related diagnostic services that support physicians, hospitals, health systems, insurers, and life sciences companies. Its core offerings are used for disease detection, diagnosis, treatment guidance, and health monitoring across a wide range of medical conditions.

The company’s primary revenue drivers are routine clinical testing, esoteric and gene-based testing, anatomic pathology services, and diagnostic information services for biopharmaceutical clients. Quest Diagnostics serves patients, healthcare providers, employers, and insurers, with a strategic emphasis on scale, data analytics, and a broad national laboratory network. Founded in 1967 as MetPath, the company evolved through mergers and acquisitions and adopted the Quest Diagnostics name in 1996, expanding from regional laboratory services into a national and international diagnostics platform.