For individuals looking to take control of their health, Quest offers 100+ lab tests that can be purchased online without a doctor visit at questhealth.com. Shop lab tests across several …

Find a Quest Diagnostics location in Lakeland, to complete sample collection for doctor-ordered or self-purchased lab tests.

For individuals looking to take control of their health, Quest offers 100+ lab tests that can be purchased online without a doctor visit at questhealth.com. Shop lab tests across several …

We perform millions of drug tests annually as a leading drug testing provider. Learn more about the most common reasons for testing, including pre-employment, random, and DOT.

View, change or cancel an existing appointment. Shop questhealth.com for 100+ lab tests. Get the same quality Quest lab tests that doctors use - no doctor visit required for purchase.

We offer broad access to clinical testing services through our national network of laboratories in most major metropolitan areas as well as approximately 2,000 patient locations.

Find a Quest Diagnostics location nearby to complete sample collection for doctor-ordered or self-purchased lab tests.

Our Test Directory includes detailed information, guides and references for many of our tests. This includes test and result codes, specimen collection requirements, specimen transport …

Quest Diagnostics has headquarters in the U.S. and operations in India, Ireland, and Mexico. Our products and services are used by customers in over 130 countries. We also collaborate with …

Quest Diagnostics Incorporated and certain affiliates are CLIA-certified laboratories that provide HIPAA-covered services. Other affiliates operated under the Quest® brand, such as Quest …