Amerigroup Washington Providers home

Washington Providers

Joining our network is easy!

We’re glad to hear that you are interested in joining the Amerigroup Washington, Inc. network. We have a diverse network of exceptional health care professionals that ensure our members have uninterrupted access to the health care they need.

You make your patients' lives better. We'll do the same for you.

Our precertification, referrals, claims and payment processes are streamlined to help you focus on what you do best — caring for your patients.

We support you with:

  • A coordinated approach to care with innovative patient outreach/education.
  • Disease and case management resources.
  • Patient-centered medical home transformation.
  • Online self-service tools and live-agent support
  • Local Provider Relations staff committed to your success.

Two-step application and credentialing process

  1. Become a state-approved Washington programs provider:
    To learn more about this process, please refer to the Enroll as a Provider guidelines on the Washington State Health Care Authority website.
  2. Become an Amerigroup provider:

‚ÄčIf you are with a group or practice that is not currently contracted with Amerigroup:

If you are with a group or practice that is currently contracted with Amerigroup:

If you are not sure if your group or practice is contracted with Amerigroup, please call
1-800-454-3730 to inquire.

If you are with an optometry or ophthalmology practice:

If you have questions about our process or need help, please contact us:

  • Email
  • Phone: 1-800-454-3730
  • Fax: 1-855-270-9583

Provider tools & resources

Interested in becoming a provider in our network?

We look forward to working with you to provide quality service for our members.