ProviderOne

• Verifying client eligibility and benefits

• Prior authorization inquiry and submission

• Claim inquiry and submission

• View claim payments

• Manage provider information**

• Submit and retrieve HIPAA transactions

• View managed care enrollment roster and ETRR

• Social services authorizations and billing

**L&I is only utilizing Manage provider information.

ProviderOne Security Support

• ProviderOneSecurity@hca.wa.gov 

HCA Support for Apple Health (Medicaid) Biller or provider

• Contact HCA

• Submit web form

L&I Support for L&I provider

• Medical Providers

OneHealthPort Administrators

Refer to ProviderOne Security Profiles and Descriptions to determine the best OneHealthPort Role for your organization's OneHealthPort Subscribers to access ProviderOne information.

Apple Health (Medicaid) providers

Sign up for provider alerts at Washington State Health Care Authority to receive information about Apple Health programs, authorizations, and billing related changes. 

L&I providers

Sign up for alerts at Washington State Department of Labor & Industries.

Become a provider 

To become an Apple Health (Medicaid) biller or provider, visit Billers, providers and partners. 

To become a L&I provider, visit Become a Provider.

Supported Browsers

Chrome 101 and future versions, FireFox 100 and future versions, Microsoft Edge 101 and future versions, Safari 15.4 and future versions