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ProviderOne Routine Maintenance

ProviderOne maintenance occurs every 8 weeks and requires that the system be unavailable (or down) for a period of time. During this downtime, the vendor promotes the correction of system bugs and/or system enhancements. The maintenance occurs from 5 a.m. to 3 p.m. PST and will affect the following transactions:

  • Eligibility inquiries via the website will NOT be available until after 3 p.m.
  • Eligibility inquiries through the automated telephone system (IVR) 1-800-562-3022; a Medicaid Eligibility Vendor; or Services Card swipe card reader will be available EXCEPT between 5 a.m. to no later than 10 a.m.
  • All other direct entry transactions on the website will not be available until after 3 p.m.
  • HIPAA batch file transactions submission and retrieval using secure FTP will not be affected by these maintenance activities.

Detailed Calendar

First-Timers' Guide to Washington Apple Health (Medicaid)

The Health Care Authority has developed a First-Timer's Guide to Washington Apple Health (Medicaid) which providers may find useful in understanding some of the common questions and concerns our clients have. Versions in other languages can be found at our publications website under publication 19-024.

Washington Apple Health Customer Service Center

Our Medical Assistance Customer Service (1-800-562-3022) telephone hours are 7:30 a.m. to 4:30 p.m. weekdays. Many provider questions can be answered quickly any time of day through interactive telephone features or on this Internet site. To contact the customer service center or the ProviderOne Help Desk by e-mail, fill out our web form. Additional help on provider topics is available in the the ProviderOne Billing and Resource Guide.