
Contact Us
Thank you for your interest. You may contact us through one of the options listed below.
Corporate
DIASORIN MOLECULAR LLC
11331 Valley View Street
Cypress, California 90630-4717 USA
Customer Service
800.838.4548, option 1
+1.562.240.6500
Fax: +1.714.243.4703
Technical Service
800.838.4548, option 3
+1.562.240.6500
Fax: +1.562.240.6526
Focus Reference Lab
800.445.4032
fcsclientservices@questdiagnostics.com
Email Inquiry: