Medicare Advantage in Twin Falls County, ID, for 2027.
CMS lists 16 Medicare Advantage plans here for 2027, 6 fewer than 2026 (22). 10,940 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
9 plans with members in the county end or leave it, plus 27 with 10 or fewer members here. CMS moves 0 members to another plan, and 5,675 stay in the same plan.
| Plan | Insurer | Members | Why |
|---|---|---|---|
| PacificSource Medicare MyCare Choice Rx 24 (HMO-POS) | PacificSource | 2,874 | Plan terminated |
| Humana Value Choice H7617-031 (PPO) | Humana | 615 | Plan leaves this county |
| PacificSource Medicare Explorer 6 (PPO) | PacificSource | 493 | Plan terminated |
| AARP Medicare Advantage from UHC ID-0011 (PPO) | UnitedHealth | 304 | Plan terminated |
| Molina Medicare Complete Care Select (HMO D-SNP) | Molina Healthcare | 262 | Plan terminated |
| Humana Essentials Plus Giveback H5216-429 (PPO) | Humana | 171 | Plan terminated |
| Humana Value Choice H5216-132 (PPO) | Humana | 170 | Plan leaves this county |
| Humana USAA Honor Giveback (PPO) | Humana | 61 | Plan leaves this county |
| Humana USAA Honor Giveback (PPO) | Humana | 16 | Plan leaves this county |
Who holds the members
- PacificSource3,367
- UnitedHealth3,188
- Gemstone2,200
- Humana1,033
- Molina Healthcare1,017
- CVS Health54
Individual Medicare Advantage members by parent company, October 2026.
Top rated plans sold here
- UHC Complete Care Support ID-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 16 plans, open each plan's benefits and star measures, and see what each insurer paid agents in 2026.
Open Twin Falls 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 Idaho 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.