• Who can become a Washington State Medicaid Provider?
• Become a Washington Medicaid provider
  
• Add a new provider to your existing agreement
  
  
• Update your personal or business information
  
  
• Licensed Mental Health Professionals Instructions
  
• ProviderOne News
• ProviderOne Registration Activity
• Provider Number Reference
• Frequently Asked Questions regarding provider enrollment
• Frequently Asked Questions regarding Debarment
• Frequently Asked Questions about billing

Conduct business electronically with WaMedWeb and Electronic Funds Transfer

• Register for WAMedWeb to check Client Eligibility online and file electronic claims
• Provider Number Reference to access the system enter your DSHS Medicaid Provider Number
• Electronic Funds Transfer Form to sign up for direct deposit of Medicaid reimbursements

For more information about provider laws, rules and regulations see (WAC 388-502-0010)

If you have questions about your enrollment application, contact us by email or call 1-800-562-3022, option 2 then option 5; 7:30 am to 4:30 pm PST Monday - Friday.