Customer support

Quest Diagnostics

Customer support

Male drug testing customer service specialistBy choosing Quest Diagnostics Employer Solutions, you will work with a team dedicated to service. Our staff is skilled, knowledgeable, accessible, and committed to quality. You can count on the broad breadth of our experience and resources and we are never more than a click or phone call away.

Our business is driven by a commitment to show that we’re there when you need us™. As it relates to customer service, we’re there when you need answers or advice, we’re there when you make a desperate phone call at the end of a hectic day, and in those rare instances when the process does break down, we’re there for you with a plan of action, a quick resolution, and the assurance that we’ve fixed the problem for good. Learn more about our we’re there when you need us mantra.


   Inquire about a drug test specimen status.

   Locate a location/collection site for a drug test.

   Get a drug test result via Quest Integrated Systems (QIS).

   Get a drug test result via the Employer Solutions Portal (ESP).

   Order supplies or requisition forms using your SmartWorks® account.

   Order supplies or requisition forms online.

   Order supplies or requisition forms via email.

   Make a change to your account.

   Request a password reset.

   Request more information about drug testing.


   Locate a location/collection site for a drug test.

Please note that Quest Diagnostics is not able to provide a result to anyone other than the party who ordered the drug test. Please contact the organization that requested you to take a drug test to receive further information on the status of your test and the final result. 

Collection sites

   Locate a location/collection site.

   Request an on-site collection.

Speak to a customer support representative:
Monday - Friday, 7 AM - 7 PM CT