What is the telephone number for quest diagnostic? The customer support phone number of Quest Diagnostics is 1800-877-7004 / 1800-445-4032 / 973-520-2901 (Click phone number to call).How do you schedule appointment with quest diagnostics? Quest Diagnostics offers three ways to schedule an appointment: through the mobile appointment app for smartphones, through the online scheduling form or through the automated phone system. Users can schedule lab appointments 24 hours a day, seven days a week, according to Quest Diagnostics.Do you need appointment for quest diagnostics? A lab test appointment is not required for Quest Diagnostics, but some locations do offer appointments, according to the company's website. Appointments are made online at QuestDiagnostics.com, or by contacting the local Quest Diagnostics branch.
(816) 361-3708 Extra Phones. Phone: (816) 361-3708 Phone: (913) 661-9659 Primary Phone: (913) 236-6303 Fax: (913) 661-9659 TollFree: (800) 759-2789 Neighborhood Menorah Park AKA. Quest Diagnostics Menorah. Quest Diagnostics, Inc. Other Link