How to Reach Quest Diagnostics Customer Service

You can reach Quest Diagnostics customer service by dialing their 800 support number which is 1-866-697-8378. Live customer service is available via this number from 8am to 5pm EST Monday-Friday, Saturday-Sunday closed..

Below is a phone menu you can use to reach real human from customer service. Please note that some of the live support options may change since the time we called Quest Diagnostics last time:

  • Press 1: If you are a patient
  • Press 3: If you know your party's extension

Quest Diagnostics Customer Service on Social Networks

You can also reach Quest Diagnostics customer service via social networks. You can reach Quest Diagnostics Facebook page at https://www.facebook.com/questdiagnostics or via Quest Diagnostics Twitter page at https://twitter.com/QuestDX.

Quest Diagnostics Brief History

Quest Diagnostics was founded in 1967. Its first headquarters were located in New York.

Quest Diagnostics Customer Service Options

Quest Diagnostics Online Customer Service and Other Useful Links

Quest Diagnostics Phone Numbers

    For customer service dial 1-866-697-8378. Quest Diagnostics Customer Support Phone

  • Call Quest Diagnostics 800 number via 1-866-697-8378

Quest Diagnostics Customer Service Working Hours

You can call Quest Diagnostics customer service and reach live customer service agent during following working hours: from 8am to 5pm EST Monday-Friday, Saturday-Sunday closed. Call center phone number is 1-866-697-8378.

Read more information about Quest Diagnostics.

Comments

Tags

,