Medicare Advantage in Johnson County, MO, for 2027.
CMS lists 44 Medicare Advantage plans here for 2027, 7 more than 2026 (37). 4,257 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
4 plans with members in the county end or leave it, plus 16 with 10 or fewer members here. CMS moves 274 members to another plan, and 3,086 stay in the same plan.
| Plan | Insurer | Members | Why |
|---|---|---|---|
| Aetna Medicare Value Plus (HMO) | CVS Health | 328 | Plan leaves this county |
| HealthSpring Preferred Savings (HMO) | Health Care Service | 21 | Plan terminated |
| UHC Medicare Advantage AM-0002 (Regional PPO) | UnitedHealth | 14 | Plan terminated |
| HealthSpring Preferred (HMO) | Health Care Service | 12 | Plan terminated |
Where CMS moves members
| 2026 plan | 2027 plan | Members |
|---|---|---|
| UHC Dual Complete MO-S3 (HMO-POS D-SNP) | UHC Dual Complete MO-S3 (HMO-POS D-SNP) | 226 |
| UHC Dual Complete MO-V001 (HMO-POS D-SNP) | UHC Dual Advantage MO-V1 (HMO-POS D-SNP) | 48 |
Who holds the members
- UnitedHealth3,114
- CVS Health478
- Humana474
- Centene91
- Blue Cross Blue Shield of Michigan Mutual Ins. Co.67
- Health Care Service33
Individual Medicare Advantage members by parent company, October 2026.
Top rated plans sold here
- Humana Gold Plus SNP-DE H0028-015 (HMO-POS D-SNP)Humana4.5
- Humana Gold Plus SNP-DE H4461-044 (HMO-POS D-SNP)Humana4.5
- Humana USAA Honor Giveback (PPO)Humana4.5
- HumanaChoice H7617-007 (PPO)Humana4.5
- UHC Complete Care MO-1 (PPO C-SNP)UnitedHealth4.5
- UHC Dual Complete MO-Q2 (PPO D-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 44 plans, open each plan's benefits and star measures, and see what each insurer paid agents in 2026.
Open Johnson 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 Missouri 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.