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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

Current Participating Counties

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


Go-Live Date

Lake County 5/16/2022
San Luis Obispo County 5/16/2022
San Joaquin County 5/23/2022
Siskiyou County  6/15/2022
Madera County 7/01/2022
Sutter-Yuba County 7/01/2022
Fresno County 7/11/2022
Monterey County  8/01/2022
Kings County 10/04/2022
Santa Barbara County  10/10/2022
Napa County 10/10/2022
Solano County  10/10/2022
Glenn County 10/24/2022
Modoc County 10/24/2022
Sonoma County 11/14/2022
Stanislaus County 12/12/2022
Tulare County 2/01/2023
El Dorado County 2/01/2023
Sacramento County 5/01/2023
San Bernardino County 5/15/2023
Nevada County 8/15/2023
Contra Costa County 9/4/2023
Shasta County 10/09/2023
Santa Clara County 1/08/2024


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