Current Participating Providers

Find out which counties are signed up with the CalMHSA
concurrent review process and stay up-to-date on
their go-live dates.

Join today!

If you are a hospital who needs to submit a notification of admission for one of the counties who have already gone live with us, please select Request to Register in Atrezzo to begin the process of registering your organization within the Atrezzo provider portal.

Request to Register in Atrezzo

CountyGo-Live Date
Lake County5/16/2022
San Luis Obispo County5/16/2022
San Joaquin County5/23/2022
Siskiyou County6/15/2022
Madera County7/01/2022
Sutter-Yuba County7/01/2022
Fresno County7/11/2022
Monterey County8/01/2022
Kings County10/04/2022
Santa Barbara County10/10/2022
Napa County10/10/2022
Solano County10/10/2022
Glenn County10/24/2022
Modoc County10/24/2022
Sonoma County11/14/2022
Stanislaus County12/12/2022
Tulare County2/01/2023
El Dorado County2/01/2023
Sacramento County5/01/2023
San Bernardino County5/15/2023
Nevada County8/15/2023
Contra Costa County9/4/2023
Shasta County10/09/2023
San Mateo County7/15/2024
Placer County1/15/2025
Yolo County2/15/2025

For access to training resources, please see the Training Resources Page.