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Medicare plans in Caribou County, ID — 2027
What agents look up before working a county: plan count, carriers, $0-premium share, star distribution, MOOP range, the 65+ and 60–64 population, and what changed since last year.
In 2027, Caribou County, Idaho has 17 Medicare plans (2 Medicare Advantage with drug coverage, 2 without, 8 standalone Part D, 5 Special Needs) from 5 carriers. 3 Medicare Advantage plans have a $0 premium. The lowest in-network out-of-pocket maximum is $5,100.
What changed vs 2026
- 4 fewer plans than 2026
- Carriers exited: Aetna Medicare
- $0-premium plans down 3
- Average star rating up 0.4
Market snapshot
- Residents 65 and older
- 1,298
- Residents 60–64, aging in over the next five years
- 428
- Medicare eligibles
- 1,541
- Medicare Advantage penetration
- 18.2%
- Plans per 1,000 residents 65+
- 13.1
Carriers by number of plans
- Humana — 7 plans
- UnitedHealthcare — 6 plans
- Wellcare — 2 plans
- HealthSpring — 1 plan
- Molina Healthcare of Utah & Idaho — 1 plan
Plans sorted by CMS star rating, then premium
| Plan | Carrier | Category | Plan type | Monthly premium | Drug deductible | Out-of-pocket maximum | Star rating |
|---|---|---|---|---|---|---|---|
| Humana Basic Rx Plan (PDP) (S5884-147-0) | Humana | PDP | PDP | $30.60 | $700 | 4.5 | |
| Humana Value Rx Plan (PDP) (S5884-210-0) | Humana | PDP | PDP | $34.70 | $687 | 4.5 | |
| UHC Complete Care Support ID-1A (PPO C-SNP) (H2001-050-0) | UnitedHealthcare | SNP | PPO C-SNP | $45.40 | $700 | $9,850 | 4.5 |
| Humana Premier Rx Plan (PDP) (S5884-177-0) | Humana | PDP | PDP | $134 | $350 | 4.5 | |
| Humana USAA Honor Giveback (PPO) (H5216-427-4) | Humana | MA | PPO | $0 | $9,150 | 4.0 | |
| Humana USAA Honor Giveback (PPO) (H5216-455-0) | Humana | MA | PPO | $0 | $5,100 | 4.0 | |
| HumanaChoice H5525-054 (PPO) (H5525-054-0) | Humana | MA-PD | PPO | $70 | $700 | $7,150 | 4.0 |
| HumanaChoice H5216-048 (PPO) (H5216-048-0) | Humana | MA-PD | PPO | $97 | $700 | $7,000 | 4.0 |
| Wellcare Value Script (PDP) (S4802-162-0) | Wellcare | PDP | PDP | $5.30 | $700 | 3.0 | |
| Wellcare Classic (PDP) (S4802-021-0) | Wellcare | PDP | PDP | $7.30 | $700 | 3.0 |
Showing 10 of 17 plans.
Nearby counties
Agent Tools
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About this data
Source: CMS Medicare Advantage/Part D Landscape files, plan year 2027; population: U.S. Census Bureau ACS 5-year 2024; MA penetration: CMS October 2026.
This page summarizes publicly available CMS data. It is not a plan finder and does not recommend plans. To compare and enroll in plans, use Medicare.gov or talk to a licensed agent. Medicare.gov plan finder.