Skip to main content

Weather Alert

Hurricane activity is severely impacting Quest locations across the Southeast. We ask that patients please double check your appointment status to ensure your designated Patient Service Center is operational.

Hide
Quest Diagnostics

Detail

LOCATION INFORMATION

33608 Ortega Highway
San Juan Capistrano, CA 92690
1 (800) 209-9816

Making a Difference Every Single Day

3M

Tests are performed annually across the nation

2,563

We have locations across the United States

3,000+

Tests available for all kinds of conditions and specialties

491

We serve many different organizations and industries

Our company

Quest® is the brand name used for services offered by Quest Diagnostics Incorporated and its affiliated companies. 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 Consumer Inc., do not provide HIPAA covered services. 

 

Quest®, Quest Diagnostics®, any associated logos, and all associated Quest Diagnostics registered or unregistered trademarks are the property of Quest Diagnostics. All third-party marks—® and ™—are the property of their respective owners. © 2024 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.