Testing Locations » California » Anaheim CA » Quest Diagnostics – Anaheim Hills Anaheim Hills – Employer Drug Testing Not Offered Quest Diagnostics – Anaheim Hills Anaheim Hills – Employer Drug Testing Not Offered Quest Diagnostics – Anaheim Hills Anaheim Hills – Employer Drug Testing Not Offered500 S Anaheim Hills RdSte 121Anaheim, CA 92807-4760 United States Corner of Nohl Ranch Rd and Anaheim Hills Rd.