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Upcoming holiday closures 

Quest Patient Service Centers will be closed on Friday, July 3 and Saturday, July 4, 2026, in observance of Independence Day, and to give our frontline team the time to recharge. Don't let the holiday interrupt your care. Plan your visit today.

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Quest Diagnostics

San Juan Capistrano, CA (Quest Diagnostics Nichols Institute) licensure

Quest Diagnostics Nichols Institute
33608 Ortega Highway, San Juan Capistrano, CA  92675

LicensesExpiresLicense/Permit #
CAP
(CAP License Included)		05-28-262285201
CAP ISO 1518911-09-26 
CLIA02-27-2705D0643352
California12-28-26CDF 00002562
MarylandNon-Expiring290
New York06-30-26PFI: 2478
North Carolina12-31-26HIV00902
Pennsylvania08-15-26022174A
Rhode Island12-30-26LCO00194
West Virginia12-31-26 
ISO 9001:201504-04-28 
ISO-13485:201603-09-28MDSAP 753686
ISO-13485:201603-09-28MD 753587
ISO-14001:201511-15-2825-R4595

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. © 2026 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.