Quest Diagnostics empowers people to take action to improve health outcomes.
Company Overview

Quest Diagnostics empowers people to take action to improve health outcomes. Derived from the world's largest database of clinical lab results, our diagnostic insights reveal new avenues to identify and treat disease, inspire healthy behaviors and improve health care management. Quest annually serves one in three adult Americans and half the physicians and hospitals in the United States, and our 47,000 employees understand that, in the right hands and with the right context, our diagnostic insights can inspire actions that transform lives.


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Latest News

Quest Diagnostics Incorporated (NYSE: DGX), the world's leading provider of diagnostic information services, announced that it will report second quarter 2022 financial results on Thursday, July...


Leading Patient Engagement Platform Honored in Digital Therapeutics and Mental Health Category BIRMINGHAM, Ala., June 14, 2022 /PRNewswire/ -- Leading patient engagement platform Pack Health, a...


Nationally representative study of more than 5 million pregnant people finds those with Medicaid less likely to be screened than those with commercial insurance, demonstrating disparities in...

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Quest Blog - Empowering better health with diagnostic insights.
Media Coverage
There has been substantial progress in the proportion of pregnant persons screened for hepatitis C virus, but the testing rates are still low, according to an article published in Obstetrics & Gynecology. Harvey W. Kaufman, M.D., from Quest Diagnostics in Secaucus, New Jersey, and colleagues examined the effect of the 2020 U.S. Centers for Disease Control and Prevention and U.S. Preventive Services Task Force recommendations on HCV screening among pregnant persons.
Inside Precision Medicine
While there have been opportunities to apply digital pathology technologies for some time for secondary consultations, training and educational settings, and to review cases involving specialty stains, the ability to use digital pathology for a primary read is fairly new,” noted Kristie Dolan, vice president and general manager of oncology at Quest Diagnostics.

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Quest Diagnostics Health Trends™

Quest Diagnostics Health Trends™ is a series of reports from Quest Diagnostics on health conditions affecting a large number of Americans. Published in peer-reviewed journals, at scientific conferences and widely as a public service, the reports are designed to inform health care professionals, patients and policymakers about the status of the nation’s health.


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At A Glance...

More than 6,600 patient access points, the most extensive network in the U.S., including phlebotomists in physician offices and more than 2,250 of our own patient service centers. A medical and scientific staff of more than 600 M.D.s and Ph.Ds. Logistics capabilities, that include approximately 3,750 courier vehicles and 25 aircraft that collectively make tens of thousands of stops daily.

Media Resources

Journalists may contact Quest Diagnostics by emailing