How can I learn more about my Blue Cross Blue Shield Illinois benefits? Cody Michael September 24, 2016 04:43 Updated Follow You can log into Blue Access for Members 24/7 to access your benefits information or Call the Customer Service number on the back of your BCBSIL ID card. Related articles When do I need approval from BCBSIL for a medical procedure? I am interested in the Blue Precision HMO. Would I be covered if I went to Walgreens for a flu shot? Does the plan include the Walgreens walk in clinics? What Happens if I get sick if I am out of Town? Comments 0 comments Please sign in to leave a comment.