Testing Locations » California » San Diego CA » Quest Diagnostics – San Diego Genesee – Employer Drug Testing Not Offered Quest Diagnostics – San Diego Genesee – Employer Drug Testing Not Offered Quest Diagnostics – San Diego Genesee – Employer Drug Testing Not Offered9333 Genesee AveSte 180San Diego, CA 92121-2112 United States Located on the corner of Genesee Ave and Executive Dr in the green glass building.