AB 669: Substance use disorder coverage.

This bill aims to improve healthcare coverage for individuals with substance use disorders. On and after January 1, 2027, it would prohibit concurrent or retrospective review of medical necessity for in-network health care services and benefits for the first 28 days of treatment for inpatient or residential substance use disorder stays. For outpatient services, the review would only be allowed after the 29th day. The bill would also prohibit retrospective review of medical necessity for intensive outpatient or partial hospitalization services for the first 28 days, but would allow concurrent or retrospective review thereafter. This bill would not apply to Medi-Cal behavioral health delivery systems or managed care plan contracts.