Beneficiaries of Medicaid can find dentists in the ProviderOne System by searching for them on the Washington State Health Care Authority website at fortress.wa.gov. The system includes all providers in the Washington Medicaid network. ProviderOne is an online system that manages Medicaid claims for social services and medical providers.
Beneficiaries can contact ProviderOne directly to ask for dentists and other providers by using the online contact form at fortress.wa.gov. Individuals without online access can call the Medical Assistance customer service line at 1-800-562-3022 from 7:30 AM to 5:00 PM, Monday through Friday.
All social service and medical providers who submit Medicaid claims must use the ProviderOne system.