Testing Locations » Rhode Island » Pawtucket RI » Quest Diagnostics – Pawtucket – Employer Drug Testing Not Offered Quest Diagnostics – Pawtucket – Employer Drug Testing Not Offered Quest Diagnostics – Pawtucket – Employer Drug Testing Not Offered333 School StreetSuite 108, BasementPawtucket, RI 02860-5334 United States Blackstone Valley Medical Center