How To Pay Quest Diagnostics Bill Online at


Quest Diagnostics, a Fortune 500 company, is an American clinical laboratory and Diagnostics center that operates in the United States, Puerto Rico, Mexico, and Brazil. They claim to have one of the world’s largest databases of clinical lab results. Their ground-breaking tests, products, and tools provide access to world-class diagnostic testing services for cancer, cardiovascular disease, infectious disease, neurological disorders, COVID-19, and also provide results for employment and court-ordered drug testing.

How To Pay Quest Diagnostics Bill Online at

Click on to know more in detail about Quest Diagnostics and the services offered. Also written below are few pointers on using some of the online services, especially regarding billing and payments provided by Quest Diagnostics.


To use the online services of Quest Diagnostics, first, an account must be set up in your name. Given below is a quick guide to assist you in this process.

Create a new Quest Diagnostics Account

Registering for an online account of Quest Diagnostics gives you easy access to their online billing and payment systems. Below are the steps to be followed:

How To Pay Quest Diagnostics Bill Online at

  • First visit,
  • Once on the home page, click on ‘My Quest patient portal,’ which is on the top-right corner of the page.
  • On the redirected page, click on ‘Create an account.’
  • You will be asked to provide a username and password for your account. Once done, click on ‘Next.’
  • Once redirected to a different page, you will be prompted to fill in your details regarding your account creation.

Once the above steps are completed, your account will be created in the Quest Diagnostics portal.

Logging in to your Quest Diagnostics Account

Now that your Quest Diagnostics account has been set up, given below are the steps to log in to it anytime you require:

How To Pay Quest Diagnostics Bill Online at

  • First visit,
  • Once on the home page, click on ‘My Quest patient portal,’ which is on the top-right corner of the page.
  • On the redirected page, click on ‘Sign in.’
  • Enter your given username and password and click on ‘Login.’

You will have successfully logged in to your account.

What to do if you forget your Username or Password for the Quest Diagnostics Account

In case you have misplaced your username or fail to remember either your username or password, follow the below steps:

  • First visit,
  • Once on the home page, click on ‘My Quest patient portal,’ which is on the top-right corner of the page.
  • If you have forgotten your username, on the redirected page, next to the sign-in option, click on ‘Forgot username.’
  • Enter your first and last names, registered email address, Date of Birth, and click ‘Submit.’
  • You will then be given steps to be followed to retrieve your username.
  • In case you have forgotten the password to your account, click on ‘Reset Password.’
  • Enter your username as required, click on ‘Next.’
  • You will then be given steps to be followed to retrieve your password.


Having an online account saves you from the hassles of making an appointment directly or over a call. All the appointments you make can be conveniently viewed, rescheduled, or canceled on the Quest Diagnostics website.

Make a Quest Diagnostics Appointment

Below are the easy steps that can be followed to make an appointment at any Quest Diagnostics Center:

  • Visit
  • Enter your address to find the nearest Quest Diagnostics center.
  • You can also click on ‘Schedule an Appointment,’ present on the left side of your screen, highlighted in green.
  • Choose your preferred sender for the test.
  • Select the test that you needed to get done.
  •  Based on this, you can finalize a convenient location near you.
  • If you need to view or cancel your appointment, then scroll down on the same page, input the confirmation code sent to you, and click on ‘Find appointment.’
  • Input the required details to view or cancel your appointment.

What to do if you have forgotten your Quest Diagnostics Confirmation Code?

A confirmation code is required to complete scheduling an appointment. In case you do not have one or have forgotten it, do the following:

  • Visit
  • On this page, click on ‘Forgot confirmation code.’
  • Fill in your registered email address, phone number, and click on ‘Send details.’

You will now receive a new confirmation code which you can use to schedule an appointment.


Easy access to your bills, a reminder of payments that need to be made, and various payment methods to choose from are some of the provisions given online by Quest Diagnostics.

Pay your Quest Diagnostics Bill

Quest Diagnostics gives its customers several options to choose from to pay the bills. Payments can be made online, by mail, or by phone.

Types of Payment Options for your Quest Diagnostics Bill

Below are the processes to be followed based on the payment method of your choice:

Online Payment :
  • On this page, click on ‘Forgot confirmation code.’
  • Visit
  • Enter the lab code, invoice number and click on ‘Submit.’
  • Once you log in with your respective details, you will be redirected to the payment gateway, where you can complete the payment process.
Payment by Email :

You will find the mail address to which payment can be made in your invoice. Contact the mail from your registered mail id along with your billing details to proceed with the payment.

Payment by Phone :

To make a payment via a phone call, call the toll-free number 877-287-8155. Follow the instructions given by the customer care executive and complete your payment.


Quest Diagnostics has an active customer care service that is helpful. Given below are some of the ways to avail of their services.

Quest Diagnostics Customer Service Information

To get in touch with their customer service executives, visit You can fill in the required details on the page to get access to any assistance.

Quest Diagnostics Phone Number and Contact Information

For any other type of queries that need to be addressed immediately, you can call the Quest Diagnostics customer care number 866-697-8378.