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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

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For Patients

MyQuest

Get lab results sent directly to your smartphone, tablet, or desktop with MyQuest. You can even manage test results for your family or those in your care, schedule and receive medication reminders, and schedule appointments at Quest Diagnostics Patient Service Centers.

questhealth.com

Buy your own lab tests online, anytime at questhealth.com. The same quality lab tests that doctors use and recommend, but no doctor visit required for purchase. Get fast results online.

For Healthcare Professionals

Quanum Lab Services Manager

Quanum Lab Services Manager is an easy to use, comprehensive offering that can be accessed anywhere, anytime, from any device. It can also be used by anyone in your practice, no matter how your office is set up.

Quanum eLabs, EHR, and ePrescribing

Quanum eLabs, EHR, and ePrescribing are included in a suite of practice solutions that can help improve clinical decisions, streamline practice management, and connect providers across care settings to support continuity of care strategies.

For Hospitals & Health Systems

JDOS (Joint Directory of Services)

Get valuable insights from all Quest reference testing as well as 40+ medical laboratory guidelines, sourced by clinical societies. The Joint Directory of Services (JDOS) offering is a web-based application hosted by Quest Diagnostics that allows hospitals to publish a customized online directory of tests to support their ordering practices and codes across all subsidiaries.

Log in to IntelliTest Manager ™ for Athena Diagnostics

IntelliTest Manager ™ for Athena Diagnostics is a flexible online tool to access new test information, test updates and changes based on your specific account utilization over the last 12 months.

Log in to IntelliTest Manager ™

IntelliTest Manager ™ is an online tool to access new test information, and test updates and changes, and manage people in your organization who will receive email of monthly changes and special communications from the lab. 

 

For Laboratory Managers

Log in to Lab Stewardship Reference solution

With our Lab Stewardship Reference solution, get valuable insights from all Quest reference testing as well as 40+ medical laboratory guidelines, sourced by clinical societies. These learnings can help you optimize lab testing and patient outcomes. Plus, monitor testing trends with dashboards on volume, spend, order insights, and COVID-19 test orders.

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.