Directory information, not recipient confirmation. Fax numbers can change and differ by department, location, form, or plan. Confirm this destination directly with Blue Cross and Blue Shield of Illinois before sending sensitive documents. FaxFlow is not affiliated with this organization.
Blue Cross and Blue Shield of Illinois fax number
(888) 235-2936
Claim Review Section
Used for: Internal appeal (claim review) filings and external review requests for BCBSIL; the fax line is used to submit the Claim Review/Appeal documents and related external review submissions.
Fax destination details
- Department
- Claim Review Section
- Purpose
- Internal appeal (claim review) filings and external review requests for BCBSIL; the fax line is used to submit the Claim Review/Appeal documents and related external review submissions.
- Address
- P.O. Box 3122 Naperville, IL 60566-9744
- Voice phone
- (800) 538-8833
- Website
- Visit organization website
Before you send
- Confirm that this exact department handles your document or request.
- Check the organization website or call its main line for the current fax number.
- Include a cover sheet and any case, member, claim, or form reference required.
- Keep the delivery confirmation with your submission records.
Submit internal appeal or claim review requests to the BCBSIL Claim Review Section; for external review, forms are available from the Illinois Department of Insurance.
Review official form instructionsSources and verification
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