Call us:
866-MYQUEST (866-697-8378)
Email us:
Contact Customer Service
Email or call us with questions or comments based on your area of interest below.
Call us:
866-MYQUEST (866-697-8378)
Email us:
Call us:
1 (800) 877-7484
Nichols Institute, San Juan Capistrano:
1 (800) 553-5445
Nichols Institute, Chantilly:
1 (800) 336-3718
Nichols Institute, Valencia:
1 (800) 421-4449
Call us:
1 (866) GENE-INFO
Call us:
1 (800) 890-6220
Call us:
1 (800) 890-6220
Call us:
1 (866) 358-9828, option 1
Call us:
1 (800) 891-2917
Call us:
1 (877) 933-9261
- Site map
- Privacy Notices
- Terms
- Contact us
- Language assistance / non-discrimination
- Asistencia de idiomas / Aviso de no discriminación
- 語言協助 / 不歧視通知
- Privacy Shield
- Accessibility
- Your Privacy Choices
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. © 2023 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.