For those affected by flooding in Washington
If you or someone you know has been displaced, needs medical or behavioral health support, or is navigating interruptions to health coverage or services, resources are available to help.
If you or someone you know has been displaced, needs medical or behavioral health support, or is navigating interruptions to health coverage or services, resources are available to help.
As a ProviderOne system administrator, you setup users within your organization with appropriate security profiles related to the user’s job duties. The ProviderOne Security team helps you access ProviderOne and stay connected.
ProviderOne updates
Security features for ProviderOne have been updated. Read the ProviderOne security enhancements fact sheet.
ProviderOne Security are processes designed to protect unauthorized access to the ProviderOne payment system. The ProviderOne Security team administers and supports access to the ProviderOne payment system.
Each administrator needs their own account.
HIPAA compliance requires that each person logging in to ProviderOne must have their own user account with their name, date of birth, and individual email address. To ensure compliance, follow the detailed instructions for setting up users in ProviderOne.
Once you are approved as a Medicaid provider:
Delivery and submission methods changing in 2026
In late 2026, the ProviderOne User Access Request form will be delivered by email instead of U.S. mail. The letter will include a link, based on your provider type, that allows you to complete and submit the form digitally.
Yes. Our step-by-step tutorial, Creating Users and Adding Profiles to User Accounts, will guide you through the process.
To unlock your ProviderOne account:
Verify correct user information
Check to make sure your date of birth and last name are correct on the user detail page when you first access ProviderOne. This ensures that the correct information will be in the system if you ever forget your login information.
Any acting system administrator should be able to add the EXT Provider System Administrator profile to an existing user, or create a new user account with the administrator profile. If the previous administrator is no longer with the organization, please email the ProviderOne User Access Request form and a letter on your organization’s letterhead to ProviderOne Security (Medical providers | Social service providers).
ProviderOne Security will expire the previous system administrator's access and assign confidential login credentials to the person named on the form as the new system administrator. The login credentials will be sent in two separate emails to the individual email address listed on the ProviderOne User Access Request form.
What is a domain number?
The ProviderOne ID is a seven-digit number also called the domain number. If you need additional help, contact us. Include your domain number, date of birth (for security verification) and a clear description of the issue.