Medicare Advantage Plans in Illinois (IL)
Compare Medicare Advantage (Part C) plans available in Illinois. Review top carriers, plan benefits, costs, and enrollment information to find the best coverage for your needs in IL.
680K
MA Enrollees
4+
Major Carriers
$0
Premium Options Available
HMO/PPO
Plan Types
Medicare Advantage in Illinois: Overview
Medicare Advantage plans in Illinois provide an alternative to Original Medicare, offering comprehensive coverage through private insurance companies approved by the federal government. With approximately 680K enrolled beneficiaries, Illinois has a robust Medicare Advantage market with multiple carriers competing for members.
Illinois Medicare Advantage plans typically include all Part A and Part B benefits, Part D prescription drug coverage, and additional benefits such as dental cleanings, vision exams, hearing aids, fitness programs, over-the-counter allowances, and transportation to medical appointments. Many plans in Illinois offer $0 monthly premiums, making them an affordable option for beneficiaries looking for comprehensive coverage.
Top Medicare Advantage Carriers in Illinois
The following insurance carriers offer some of the most popular Medicare Advantage plans in Illinois. Plan availability, benefits, and network coverage vary by county within the state.
Medicare Advantage Plan Types in Illinois
Illinois beneficiaries can choose from several types of Medicare Advantage plans, each with different network structures and cost-sharing arrangements:
HMO Plans (Health Maintenance Organization)
The most common MA plan type in Illinois. HMO plans generally require you to use in-network doctors and hospitals and may need referrals for specialist care. Premiums and copays tend to be lower than PPO plans.
PPO Plans (Preferred Provider Organization)
PPO plans in Illinois offer more flexibility, allowing you to see out-of-network providers at a higher cost. No referrals needed for specialists. Good for Illinois residents who want broader provider access.
Special Needs Plans (SNPs)
Available in Illinois for beneficiaries with specific conditions or circumstances: D-SNPs for dual-eligible (Medicare and Medicaid) members, C-SNPs for chronic conditions, and I-SNPs for institutionalized individuals.
Benefits Commonly Included in Illinois MA Plans
How to Enroll in Medicare Advantage in Illinois
You can enroll in a Medicare Advantage plan in Illinois during the following enrollment periods:
- Initial Enrollment Period: The 7-month window around your 65th birthday (3 months before, your birthday month, and 3 months after)
- Annual Enrollment Period: October 15 through December 7 each year, with coverage starting January 1
- Medicare Advantage Open Enrollment: January 1 through March 31 for current MA members to switch plans
- Special Enrollment Periods: Triggered by qualifying events such as moving, losing coverage, or qualifying for Medicaid
Use the Medicare Plan Finder at Medicare.gov to compare all Medicare Advantage plans available in your Illinois county.
How to Choose a Medicare Advantage Plan in Illinois
When selecting a Medicare Advantage plan in Illinois, consider these factors:
- Provider network: Verify that your current doctors, specialists, and preferred hospitals in Illinois are in the plan's network
- Prescription drug coverage: Check that your medications are on the plan's formulary and review cost tiers
- Total costs: Compare premiums, copays, deductibles, and annual out-of-pocket maximums
- Extra benefits: Evaluate dental, vision, hearing, and other supplemental benefits
- Star ratings: Review CMS quality ratings for member satisfaction and care outcomes
Medicare Plans in Illinois Cities
Related Resources
Frequently Asked Questions
How many Medicare Advantage plans are available in Illinois?
The number of Medicare Advantage plans in Illinois varies by county. Major metropolitan areas typically have 40-90+ plan options, while rural counties may have 10-30 options. Top carriers in Illinois include UnitedHealthcare, Humana, Aetna, Blue Cross Blue Shield of Illinois.
What is the average cost of Medicare Advantage in Illinois?
Many Medicare Advantage plans in Illinois have $0 monthly premiums beyond the standard Part B premium ($185/month in 2026). Plans with additional benefits may charge $10-$50/month. Copays and out-of-pocket costs vary by plan.
Who are the top Medicare Advantage carriers in Illinois?
The leading Medicare Advantage carriers in Illinois include UnitedHealthcare, Humana, Aetna, Blue Cross Blue Shield of Illinois. Each carrier offers different plan types, networks, and benefit packages across Illinois counties.
When can I enroll in Medicare Advantage in Illinois?
Illinois residents can enroll in Medicare Advantage during the Initial Enrollment Period (around your 65th birthday), the Annual Enrollment Period (October 15 - December 7), or during a Special Enrollment Period triggered by a qualifying life event.
Do Medicare Advantage plans in Illinois cover dental and vision?
Most Medicare Advantage plans in Illinois include dental, vision, and hearing benefits. Coverage levels vary by plan but commonly include preventive dental care, routine eye exams, and annual hearing screenings. Some plans offer comprehensive dental with higher annual allowances.
Disclaimer: Plan availability, benefits, and premiums vary by location. Contact Medicare.gov or 1-800-MEDICARE for complete information. We do not offer every plan available in your area. Any information we provide is limited to those plans we do offer in your area. Please contact Medicare.gov or 1-800-MEDICARE to get information on all of your options.