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Quest Diagnostics

Quest Diagnostics

500 Plaza Drive
Secaucus, NJ 07094
Quest Diagnostics Company Logo

What We Do

We are the world's leading provider of diagnostic testing, services and information that patients and doctors rely on to make better healthcare decisions. Each day, we impact the lives of millions. Our continuous pursuit to discover and innovate enables us to create new solutions every day, many of which are now industry standards of care. 

Petri Dish
woman smiling while on a head set

How We Do It

Quest Diagnostics employs nearly 45,000 individuals ranging across hundreds of different locations, departments, functions and roles. No matter what role one plays at Quest, each employee is committed to the same goal: improving human health. With a staff of approximately 900 MDs and PhDs, an extensive network of convenient patient locations, and a broad range of diagnostic products, we perform testing for approximately 550,000 patients every day, as well as provide information and services for physicians, employers, and insurers. 

You Can Do It, Too

Whether you are a lab assistant or technician, a medical expert, or work in our corporate offices, you play a vital role in helping us achieve our goals to improve human health and shape the healthcare industry.

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Accommodation Statement

Quest Diagnostics Incorporated and its subsidiaries (Quest Diagnostics) complies with applicable Federal civil rights laws and does not discriminate on the basis of race, color, national origin, age, disability, or sex. Quest Diagnostics does not exclude people or treat them differently because of race, color, national origin, age, disability, or sex.

If you need these services, contact 1.844.698.1022 or ask at a Quest Diagnostics patient service center.

Empowering Better Health with Diagnostic Insights

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