The Quest Test Directory is a comprehensive portfolio of over 3,500 tests, from the routine to the esoteric. 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 considerations, and methodology.

Understanding the Context

With over 3,500 laboratory tests available, searchable via our online test directory, and advanced clinical algorithms that can help you narrow in on the right tests and guide optimal test utilization more easily, your lab can provide more value than ever. Find a Quest Diagnostics location nearby to complete sample collection for doctor-ordered or self-purchased lab tests. View, change or cancel an existing appointment. Shop questhealth.com for 100+ lab tests.

Key Insights

Get the same quality Quest lab tests that doctors use - no doctor visit required for purchase. MyQuest is a free and secure tool that makes it easy to get your test results, schedule appointments, track your health history, and more, all in one place. Visit one of Quest’s 2,200 Patient Service Centers - when it’s convenient for you. Our comprehensive test menu and assay development lab services can support your clinical trials in countries around the world and are tailored to your program and requirements. Quest® is the brand name used for services offered by Quest Diagnostics Incorporated and its affiliated companies.

Final Thoughts

Quest Diagnostics Incorporated and certain affiliates are CLIA-certified laboratories that provide HIPAA-covered services.