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Attention: Paper Claim Submitters

November 26, 2013

If you submit paper claims and claims correspondence to Blue Cross and Blue Shield of Illinois (BCBSIL), it is important to ensure you are using the correct mailing address. Unless otherwise instructed, all paper claims and claims correspondence should be mailed to the following address: 

Blue Cross and Blue Shield of Illinois
P.O. Box 805107
Chicago, Illinois 60680-3625 

Consider Your Electronic Options
Would you like a faster solution that reduces paper waste while also increasing security for your patients’ protected health information? The best way to do business with BCBSIL is to utilize electronic options. For more information about getting started with electronic claim submission, visit the Claims and Eligibility/Claim Submission section.