Illinois has 149 Medicare plans for 2027 across 102 counties, including 106 Medicare Advantage plans, 30 Special Needs Plans, 10 drug plans and 3 other plans.
At a glance
- Medicare Advantage premiums: 81 of 106 Medicare Advantage plans have a $0 monthly premium. The highest is $267 a month.
- Drug plan premiums: $5.30 to $178.30 a month.
- Star ratings: 73 of 126 rated plans have 4 stars or more.
- Most plans by county: Cook (77), Will (73) and DuPage (71).
- Fewest plans by county: Williamson (19), Randolph (25) and Saline (26).
Each plan is counted once, even if it is offered in several areas. Premiums don't include the Medicare Part B premium, which most people pay as well.