One of the most common models for integrating primary and behavioral health services is the Psychiatric Collaborative Care Model (CoCM). And the use of the model is growing. Between 2018 and 2024, the number of commercially insured consumers involved in the model increased 40-fold nationally, from 3,814 to 153,356 (for children and adolescents, the increase was 148-fold). This equates to 317 per 100,000 consumers with a behavioral health diagnosis—up from 12 per 100,000 in 2018. This was one of the findings of a new analysis—Progress Report: Psychiatric Collaborative Care Model.

But utilization of the CoCM model varies widely by state. For example, in Arizona the use of the model was 1,304 per 100,000 commercially insured consumers with a…