Quest Diagnostics customer Service Number and Email Support

If you are facing any trouble or any issue with Quest Diagnostics USA and are you looking for the Quest Diagnostics customer service number, email support or corporate office address, so you are on the right place because here we share very useful information about Quest Diagnostics support customer service and holiday hours guide.

Quest Diagnostics customer service Number and Toll-Free/800 Number

Department Quest Diagnostics Phone numbers
Quest Diagnostics Customer Service Number USA 1 (866) 697-8378
Quest Diagnostics customer service phone numbers (866) 697-8378

You can call Quest Diagnostics customer service by (866) 697-8378 directly. You can connect during working hours Mon to Sun 24 hours.

Quest Diagnostics corporate office contact Information

Quest Diagnostics Headquarters Address 500 Plaza Dr, Secaucus, NJ 07094
Quest Diagnostics customer service email contact NA/
Official website of Quest Diagnostics
Quest Diagnostics Facebook page @Quest Diagnostics
Quest Diagnostics twitter page @Quest Diagnostics

Quest Diagnostics United state company profile

The clinical lab Quest Diagnostics is based in the United States. Quest, a Fortune 500 business, has operations in the US, Puerto Rico, Mexico, and Brazil. Additionally, Quest has joint venture partnerships with other clinics and hospitals across the world. Their headquarters address is located at 500 Plaza Dr, Secaucus, NJ 07094, USA.
  • Type : Public company
  • Industry : Health care
  • Founded : 1967, 55 years
  • Founder : Paul Brown
  • Headquarters : Secaucus, New Jersey, U.S.
  • Website

How To Contact Quest Diagnostics Customers Service ?

In this day you may contact Quest Diagnostics USA through the customer number, Quest Diagnostics email address, Quest Diagnostics head office, or social media etc.

Mailing Address: Here you can contact via Quest Diagnostics postal address is 500 Plaza Dr, Secaucus, NJ 07094, USA. If you have any questions any suggestions try this Head office address for fast response.

Customer service number: We’ve highlighted is Quest Diagnostics 24 hour customer service number USA : (866) 697-8378 , so you can get answers to your questions quickly and simply.

Quest Diagnostics email address : NA/

Above information is just basic enquiry phone numbers and contact information but, If you want any particular information and phone number so here we list out all the phone numbers and email address.

Quest Diagnostics customer service hours – What time does Quest Diagnostics close ?

If you are planning to visit Quest Diagnostics . Here you can find Quest Diagnostics regular opening hours, Today Hours, Sunday Hours, directions and more information about holiday hours.

Here we list out Quest Diagnostics opening and closing hours.

Quest Diagnostics hours Today Opening hours Closing hours
Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours

Note: Individual hours may vary. Please contact directly official website for their hours of operation.

Quest Diagnostics Holiday Hours, Black Friday, Special hours/ Holiday closures

You can find here Quest Diagnostics hours Memorial Day, Independence Day Hours, Easter hours, Black Friday hours, Thanksgiving, Christmas hours.

What time does Quest Diagnostics open or closed?

  • Christmas Day – Closed
  • Easter Sunday – Closed
  • Thanksgiving Day – Closed
  • Veterans Day – Closed
  • Christmas Eve – Closed
  • New Year’s Eve – Closed

About Quest Diagnostics

The clinical laboratory experienced a number of name changes after being established in 1967 by Paul A. Brown, MD, first under the name Metropolitan Pathology Laboratory, Inc. The business was renamed MetPath, Inc. in 1969, and its main office is in Teaneck, New Jersey.


Why is Quest Diagnostics billing me?

When Quest performs lab testing ordered by your doctor: We file a claim with your health insurance provider. Your health insurance provider will pay us based on your coverage. If your health plan does not cover the full cost of the testing, you may get a direct bill from Quest Diagnostics.

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