Skip to main content
Quest Diagnostics

Expertise You Can Rely On

Extended support and collaboration with expert medical specialists

We are committed to helping you deliver the best possible care to your patients. That’s why Quest Diagnostics has over 650 MDs, PhDs, and genetic counselors across the country who are available for consultations to help advise you on test selection and results interpretation.

Our highly trained staff can help support you as you care for your patients by providing:

  • Clinical consultations and test information
  • Expert interpretive assistance on test results
  • Guidance to optimize test selection and planning
  • Assistance with collection and review of patient medical and family information

Our experts are available

Call the right helpline below and connect to the expert most qualified to answer your question.

  • 1.866.MYQUEST (1.866.697.8378) for an MD or PhD
  • 1.866.GENE.INFO (1.866.436.3463) for a board-certified medical geneticist or lab-based genetic counselor
  • 1.877.40.RXTOX (1.877.407.9869) for a toxicology specialist


 

Improve patient health through diagnostic insights when you
become a Quest Diagnostics customer. Get started today.


 

During the COVID-19 health crisis, fast action and trusted information matter more than ever.

Find out what's happening

Learn More

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.