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Quest Diagnostics

About Quest Diagnostics

Quest Diagnostics has headquarters in the U.S. and operations in India, Ireland, Mexico, and the United Kingdom. Our products and services are used by customers in over 130 countries. We also collaborate with many international diagnostic laboratories, hospitals and clinics to help improve human health around the world.The company is the leading provider of pre-employment drugs-of-abuse screening for employers & risk assessment services for the life insurance industry. It is the world’s 2nd largest provider of clinical trials testing for new pharmaceuticals.

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Quest Diagnostics LOCATIONS

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Quest Diagnostics Headquarters

3 Giralda Farms
Madison, NJ
07940

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Quest Diagnostics Office

4444 Giddings Road
Auburn Hills, MI
48326

248-373-9120 phone

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Quest Diagnostics Office

One Malcolm Avenue
Teterboro, NJ
07608

201-393-5000 phone
201-462-4715 fax

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Quest Diagnostics Office

550 Peachtree St Ne ,
Ste 1
Atlanta, GA
30308-2247

404-221-0377 phone

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Quest Diagnostics Office

4567 E 9th Ave
Denver, CO
80220-3908

303-393-1020 phone

Your Quest Diagnostics Experience

Quest Diagnostics

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