Medicare Advantage in Lake County, IL, for 2027.
CMS lists 48 Medicare Advantage plans here for 2027, 12 fewer than 2026 (60). 46,733 people in the county had an individual Medicare Advantage plan in October 2026.
Sources: CMS CY2027 plan file (October 2026 release), CMS CY2026 plan file (September 2026 release), CMS enrollment by county (CPSC), October 2026, CMS 2027 Plan Crosswalk (October 1, 2026), CMS 2027 Star Ratings Data Tables (October 8, 2026). Member counts are floors because CMS hides counts of 10 or fewer.
The county in numbers
Plans that end here for 2027
13 plans with members in the county end or leave it, plus 86 with 10 or fewer members here. CMS moves 249 members to another plan, and 32,337 stay in the same plan.
| Plan | Insurer | Members | Why |
|---|---|---|---|
| Humana Full Access H5216-412 (PPO) | Humana | 398 | Plan terminated |
| HealthSpring Preferred Savings (HMO) | Health Care Service | 335 | Plan leaves this county |
| Blue Cross Medicare Advantage Choice Plus (PPO) | Health Care Service | 320 | Plan terminated |
| Blue Cross Medicare Advantage Basic (HMO) | Health Care Service | 263 | Plan leaves this county |
| HealthSpring Preferred (HMO) | Health Care Service | 247 | Plan leaves this county |
| Humana Full Access H7617-009 (PPO) | Humana | 228 | Plan terminated |
| HealthSpring True Choice (PPO) | Health Care Service | 197 | Plan leaves this county |
| Blue Cross Medicare Advantage Secure (HMO) | Health Care Service | 178 | Plan terminated |
| Blue Cross Medicare Advantage Choice Premier (PPO) | Health Care Service | 100 | Plan terminated |
| HealthSpring True Choice Savings (PPO) | Health Care Service | 86 | Plan leaves this county |
Where CMS moves members
| 2026 plan | 2027 plan | Members |
|---|---|---|
| Molina Medicare Complete Care Plus (HMO D-SNP) | Molina Medicare Complete Care Plus (HMO D-SNP) | 149 |
| Humana USAA Honor Giveback (PPO) | Humana USAA Honor Giveback (PPO) | 70 |
| Aetna Medicare Prime Chronic Total (HMO C-SNP) | Aetna Medicare Prime Chronic Care (HMO C-SNP) | 19 |
| Wellcare Simple Value (HMO-POS) | Wellcare Simple (HMO-POS) | 11 |
| Molina Medicare Complete Care Plus (HMO D-SNP) | Molina Medicare Complete Care Plus (HMO D-SNP) | 10 or fewer |
Who holds the members
- Humana20,879
- UnitedHealth10,531
- CVS Health10,209
- Health Care Service2,773
- Devoted Health940
- Centene707
Individual Medicare Advantage members by parent company, October 2026.
Top rated plans sold here
- Longevity Health Plan (HMO I-SNP)Longevity Health Founders5.0
- UHC Nursing Home Plan IL-F001 (PPO I-SNP)UnitedHealth5.0
- DEVOTED CHOICE 001 IL (PPO)Devoted Health4.5
- DEVOTED CHOICE 010 IL (PPO)Devoted Health4.5
- Humana USAA Honor Giveback (PPO)Humana4.5
- Humana Value Choice (PPO)Humana4.5
- UHC Complete Care Support IL-1A (PPO C-SNP)UnitedHealth4.5
2027 overall Star Rating, 4.5 or more. Each plan's measure stars are in the county lookup.
See every plan, premium and copay in the free lookup.
Sort all 48 plans, open each plan's benefits and star measures, and see what each insurer paid agents in 2026.
Open Lake in the lookupWorking this county for AEP?
The AEP 2027 County Kit puts this county and your others in one file: the plans that end, where members land, what is still sold and a crosswalk sheet, with every number tied to its CMS file.
See the AEP 2027 County KitAll Illinois county pages. Facts from public CMS files, prepared by Health and Tech Now. Not plan advice. Check a plan's Summary of Benefits before you enroll.