For Participants Currently Enrolled:

BCBSTX Customer Service:
Website: https://www.bcbstx.com
Phone: 1-800-521-2277 (PPO) 1-877-299-2377 (HMO)

For Questions Prior to Enrolling in Medical:

TX Open Enrollment line 866-231-5581

• CSISD BCBSTX Premiums 2025-2026