Testing Locations » California » Sacramento CA » Quest Diagnostics – Sacramento 29Th Street – Employer Drug Testing Not Offered Quest Diagnostics – Sacramento 29Th Street – Employer Drug Testing Not Offered Quest Diagnostics – Sacramento 29Th Street – Employer Drug Testing Not Offered1020 29Th StreetSuite 340Sacramento, CA 95816-5173 United States Across from Sutter Medical Center