Compare 2027 Medicare Plans in Illinois

What to compare for 2027

• Medicare Advantage HMO and PPO plans available in your Illinois county.
• 2027 Part D formularies, pharmacy networks and prescription costs.
• Medigap Plan G, High-Deductible Plan G and Plan N where available.
• D-SNP and C-SNP options if you meet the plan’s eligibility requirements.
• Dental, vision, hearing, fitness and other supplemental benefits only when included by the specific plan.

2027 Medicare enrollment dates

For coverage beginning January 1, 2027, the Annual Enrollment Period runs October 15 through December 7, 2026. Medicare Advantage Open Enrollment runs January 1 through March 31, 2027 for people already enrolled in Medicare Advantage.

2027 Part D cost parameters

The 2027 standard Part D deductible is $700 and the annual out-of-pocket threshold is $2,400. Actual premiums, deductibles, copays and formulary rules depend on the specific plan.

Illinois Medigap timing

Medicare Supplement benefits are standardized by plan letter, but premiums and eligibility rules vary by carrier and timing. Outside a guaranteed-issue right, medical underwriting may apply, so review current Illinois protections before switching coverage.

Illinois Medicare FAQ