This is the Magellan website for behavioral health providers
Magellan Health

Kaiser Permanente (Washington)

Kaiser Foundation Health Plan of Washington and Kaiser Foundation Health Plan of Washington Options, Inc. (Kaiser Permanente) have selected Magellan Healthcare to manage some components of their HMO, POS, PPO, and Medicare provider networks for outpatient mental health and substance use disorders services.

Provider contracts remain with Kaiser Permanente. For any questions about your contract, you should contact the Kaiser Permanente Provider Assistance Unit at 1-509-241-7206 or toll free at 1-800-767-4670.

Magellan has already begun credentialing new Kaiser Permanente providers. 

Beginning July 1, 2020, Magellan will begin contacting existing Kaiser Permanente providers about new patient appointment referrals and  support providers' recredentialing and practice data updates.

Frequently asked questions about transition (PDF)

Quick reference guide (PDF)

Validating your practice information (PDF)