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Quest Diagnostics

Medical and Diagnostic Laboratories

Specialities :
Diagnostic testing information and services
Clinical testing
Cancer diagnostics and anatomic pathology services
Gene-based and other esoteric testing
And healthcare information technology solutions
Last Updated: November 19, 2025
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Revenue
$9.87B
funding-icon Total Funding
$750.0M
Size
10000+
About Us
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Frequently Asked Questions About Quest Diagnostics

What does Quest diagnostics do?+

Quest Diagnostics (NYSE: DGX) empowers people to take action to improve health outcomes. Derived from the worlds 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. The company offers physicians the broadest test menu (3,000+ tests), is a pioneer in developing innovative...

What are Quest diagnostics's specialties? +

Diagnostic testing information and services,clinical testing,cancer diagnostics and anatomic pathology services,gene-based and other esoteric testing,and healthcare information technology solutions

What is Quest diagnostics's industry? +

Quest diagnostics operates in the Medical and diagnostic laboratories industry.

What is Quest diagnostics's revenue? +

Quest diagnostics's revenue is $9.87b

What is Quest diagnostics's company size? +

Quest diagnostics has 10000+ employees.

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