Quest Diagnostics Login, Bill Payment & Customer Support Information

Learn about how to login, bill payment options, how to set up Auto Pay, how to cancel account and other helpful tools for your Quest Diagnostics account.

Quest Diagnostics Login

You can login to Quest Diagnostics online account by visiting this link and access all the features. Make sure you have an account already with them. Launch your Web browser and navigate to Quest Diagnostics's Login page (see below).

If you do not have an account, create an account. You will need to enter your email id, phone number and some personal data to verify your information.

Quest Diagnostics Bill Payment

It offers online bill payment facility to all its users and provides several different methods to pay bills. You can pay your bill online at Quest Diagnostics's website, mail your payment to the processing center, or pay your bill in person at any authorized location. It also provides you with the option to set up automatic bill payments online and make alternative payment arrangements. You can also cancel account and contact customer support online.

Here’s the info you need to make your payment in any way you choose:

Online: Log in to your account and pay online at

By mail: You can mail your check to 3 Giralda Farms Madison, Nj 07940. Before sending the payment you should call the customer service number 800-222-0446 for reconfirmation.

By phone: Use the automated system to make a payment. The phone number is 800-222-0446.

In Person: Pay at any of the nationwide customer service centers.

Quest Diagnostics Customer Support

Average Waiting time: 6 minutes.

Below you can find best ways to contact Quest Diagnostics support according to 47053 PaymentInformation users.

Phone Numbers
  • 800-222-0446 (Contact)
  • 866-697-8378 and select Option 2 (Support)
  • 3 Giralda Farms Madison, Nj 07940 (Headquarters)

Quest Diagnostics Opening Hours

Monday 9:30 AM to 5:30 PM
Tuesday 9:30 AM to 5:30 PM
Wednesday 9:30 AM to 5:30 PM
Thursday 9:30 AM to 5:30 PM
Friday 9:30 AM to 5:30 PM
Saturday 9:30 AM to 12:30 PM
Sunday Closed

More Information

Name Quest Diagnostics
Also known as
Social Media Facebook, Twitter, Wikipedia, LinkedIn,
Services Offered Health (Other)
Categories Health

Questions and Answers

How can I login into my account?

You can login into your account visit this link

Does it offer online bill payment facility?

Yes, it offers online bill payment facility. Credit Cards, Debit Cards and internet banking payment are accepted.

Where is the headquarters located at?

The headquarters of the company is located at: 3 Giralda Farms Madison, Nj 07940

How can I contact customer support in case of any issues?

You can contact them by calling on following numbers:

  • 800-222-0446

  • 866-697-8378 and select Option 2

Does it have any social media page?

Yes, the company has profile(s) on :

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