Market overview
Illinois's commercial insurance market is served by Blue Cross and Blue Shield of Illinois, alongside the national carriers that maintain networks in the state.
Major commercial carriers
The national carriers — UnitedHealthcare (behavioral health through Optum), Aetna, and Cigna (behavioral health through Evernorth) — maintain networks in Illinois.
Profiles: UnitedHealthcare / Optum · Aetna · Cigna / Evernorth
The state's Blue
Blue Cross and Blue Shield of Illinois
Operated by Health Care Service Corporation (HCSC), the multi-state Blue that also runs the plans in Texas, New Mexico, Oklahoma, and Montana.
See the HCSC / BCBS of Texas guide
More in the Midwest
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