Testing Locations » California » Costa Mesa CA » Quest Diagnostics – Costa Mesa Baker Street – Employer Drug Testing Not Offered Quest Diagnostics – Costa Mesa Baker Street – Employer Drug Testing Not Offered Quest Diagnostics – Costa Mesa Baker Street – Employer Drug Testing Not Offered1190 Baker StSte 104Costa Mesa, CA 92626-4105 United States Located at the corner of Fairview and Baker St behind the Chevron Gas Station.
