Starting Jan. 1, 2020, Blue Cross and Blue Shield of Illinois will administer behavioral health benefits for our members enrolled in an AT&T health plan. This change replaces Beacon Health Option as AT&T’s current behavioral health administrator. Please submit claims for dates of service on or after Jan. 1, 2020 to your local Blue Plan.
https://www.bcbst.com/docs/providers/bluealert/2019/bluealert.pdf

