OEP 2027 · Illinois
ACA marketplace plans in Illinois
Carriers, Open Enrollment dates, Medicaid expansion status, CHIP eligibility, and signup history for Illinois. Data last updated 2026-06-08.
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Open Enrollment window
For plan year 2027, residents of Illinois can enroll in marketplace coverage from November 1, 2026 through December 15, 2026 at getcovered.illinois.gov/.
Missed Open Enrollment? You may qualify for a Special Enrollment Period after a qualifying life event such as losing other coverage, marriage, or a household income change.
Deep dive into Illinois
Illinois ACA subsidies & income limits
2026 FPL tables and premium tax credit eligibility.
Illinois Open Enrollment dates
Exact OEP dates, deadlines, and SEP rules.
Illinois Medicaid & CHIP
Expansion status, CHIP income limits, how to apply.
All Illinois counties
County-by-county ACA marketplace pages.
Carriers in Illinois for OEP 2027
Carrier lists shown below are current marketplace participants and a strong indicator of who will offer plans in Illinois for 2027. Final OEP 2027 filings are confirmed in summer 2026.
- Blue Cross Blue Shield of Illinois
- Ambetter from Meridian
- Quartz Health Benefit
- Aetna
- Cigna
CHIP & Medicaid for kids and pregnant women
All Kids covers children in households up to 318% of the Federal Poverty Leveli. Pregnancy Medicaid coverage extends to 213% FPLi.
Enroll or check eligibility at www.allkids.com · 1-866-468-7543.
See the full state-by-state CHIP table for context.
Recent signup history
| Plan year | Plan selections in Illinois |
|---|---|
| 2022 | 314,274 |
| 2023 | 353,271 |
| 2024 | 457,394 |
| 2025 | 465,985 |
Source: CMS OEP State-Level Public Use File.
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OEP & SEP rules
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Sources
The information contained on this website is for educational purposes only. We are not responsible for missing or inaccurate information. Please consult a licensed insurance broker in your state and area for insurance advice. Please consult a CPA for tax or legal advice.