Payer directory
Blue Cross and Blue Shield of Illinois prior authorization
From Blue Cross and Blue Shield of Illinois's own provider pages.
Medical Management (prior authorization questions) (Commercial): 1-800-572-3089. From Blue Cross and Blue Shield of Illinois's own page on bcbsil.com, verified October 23, 2026. 4 more entries by plan type below.
Blue Cross and Blue Shield of Illinois prior authorization, by plan type
| For | Type | Value | Payer page says | Verified |
|---|---|---|---|---|
| Medical Management (prior authorization questions)Commercial | Phone | 1-800-572-3089 | Commercial (non-HMO): 800-572-3089bcbsil.com | |
| Medical Management (prior authorization questions)Medicaid | Phone | 1-877-860-2837 | Medicare Advantage (PPO): 877-774-8592 Medicaid (BCCHP): 877-860-2837bcbsil.com | |
| Prior authorization and out-of-network referrals phoneMedicare Advantage | Phone | 1-877-774-8592 | Prior authorization and out-of-network referrals Phone: 877-774-8592bcbsil.com | |
| Prior authorization and out-of-network referrals faxMedicare Advantage | Fax | 1-855-874-4711 | Fax: 855-874-4711bcbsil.com | |
| Carelon contact center | Phone | 1-866-455-8415 | Carelon Contact Center: 866-455-8415bcbsil.com |
Numbers and addresses change. Confirm on the linked Blue Cross and Blue Shield of Illinois page before you call, fax, or mail. This page lists contact details only. It does not say which providers or plans Blue Cross and Blue Shield of Illinois contracts with.
Questions
How do providers reach Blue Cross and Blue Shield of Illinois for prior authorization?
Blue Cross and Blue Shield of Illinois lists: Medical Management (prior authorization questions) (Commercial): 1-800-572-3089; Medical Management (prior authorization questions) (Medicaid): 1-877-860-2837; Prior authorization and out-of-network referrals phone (Medicare Advantage): 1-877-774-8592; Prior authorization and out-of-network referrals fax (Medicare Advantage): 1-855-874-4711. Source: bcbsil.com.
Does this page show network status?
No. It lists contact details Blue Cross and Blue Shield of Illinois publishes for providers. Network status comes from Blue Cross and Blue Shield of Illinois directly.
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Source: Blue Cross and Blue Shield of Illinois's own provider pages, linked in the table. Checked . Last updated . How Rivvi sources data. Spot an error? hello@rivvi.ai.
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