Quest DiagnosticsWrite a Review475-777-3484Be the first to review!299 Seymour Ave, Derby, CT 06418Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursRegular HoursM-F 7am-4pm, Sa 7:30am-12pm, Su Closed (Appts Available Call 877-868-2191)Extra PhonesFax: 203-736-0716Other LinkswebsiteReservationsCategoryMedical Labs