Get to Know Us
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.
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.
Your Quest Career. Seek it Out.
We have operations and a variety of employment opportunities in nearly every state of the U.S., as well as India, UK, Ireland, Mexico and more.