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  1. 🏠
  2. Medicare Advantage Plans
  3. Idaho
  4. Adams County

2026 Medicare Advantage Plans in Adams County, ID

Last update: May 2, 2026. Enrollment data updated: May 2, 2026

For 2026, Adams County, ID includes 10 Medicare Advantage plans. Enrollment across these plans totals approximately 411, with 7 $0 premium options and 56% rated 4 stars or higher.

Totals on this page exclude Medicare Advantage Special Needs Plans (SNPs). SNP plans for Adams County, ID are provided separately. Or you can discover all Medicare Options in Adams County, ID.

  • PPO Plans
  • HMO Plans
  • HMO-POS Plans

At a Glance

County-level summary of Medicare Advantage plan availability and enrollment based on CMS data.

  • Average Monthly Premium: $21.50/mo
  • $0 Premium Plans: 7
  • Average MOOP: $6,600 ($9,250 max. in 2026)
  • Star Ratings (Plan Mix): 4+ Stars: 56% · 3 Stars: 44% · Below 3: 0%
  • Average Part D Deductible: $425.00
  • Total MA/MAPD Enrollment: 411
  • Plans with the Highest Enrollment
    (as of May 2, 2026)
    1. AARP Medicare Advantage from UHC ID-0005 (HMO-POS) — 231 enrollees
    2. Saint Alphonsus Health Plan Cash Back (HMO) — 79 enrollees
    3. Saint Alphonsus Health Plan No Premium (HMO) — 68 enrollees

Medicare Advantage PPO Plans

Preferred Provider Organization (PPO) plans allow members to choose care from both in-network and out-of-network providers. Out-of-network care usually costs more, but PPOs offer greater flexibility in how members access care.

Total PPO Plans
5
Average Monthly Premium
$30.20/mo
Total PPO Enrollment
13
$0 Premium PPO Plans
3
Average MOOP
$6,820
Top PPO by Enrollment
Humana USAA Honor Giveback (PPO) — 13 enrollees
PPO Plans Without Drug Coverage
2

2026 PPO Medicare Advantage plans in Adams County, Idaho (comparison chart)
PPO Plan Name Rating* Premium MOOP Rx Ded. Plan-ID
Humana USAA Honor Giveback
☆☆☆☆☆
$0 $5,100 N/A H5216-455-0
Humana USAA Honor Giveback
☆☆☆☆☆
$0 $9,150 N/A H5216-427-4
HumanaChoice H5216-048
☆☆☆☆☆
$87 $6,750 $615 H5216-048-0
HumanaChoice H5525-054
☆☆☆☆☆
$64 $7,000 $615 H5525-054-0
Saint Alphonsus Health Plan Choice
☆☆☆☆☆
$0 $6,100 $250 H3828-001-0

What is the typical premium for PPO plans available in Adams?

PPO plans in Adams cost $30.20 per month on average.

Which PPO plan do most beneficiaries choose in Adams?

The most popular PPO plan in Adams is Humana USAA Honor Giveback (PPO), with 13 enrollees.

How many PPO options are offered without drug coverage in Adams?

2 PPO plans in Adams do not include prescription drug coverage.

Medicare Advantage HMO Plans

Health Maintenance Organization (HMO) plans generally require members to use in-network doctors, hospitals, and other providers, except in emergencies. Because of this structure, HMOs often have lower premiums and out-of-pocket costs than other plan types.

  • Total HMO Plans 3
  • Average Monthly Premium $0.00/mo
  • Total HMO Enrollment 147
  • $0 Premium HMO Plans 3
  • Average MOOP $6,433
  • Top HMO by Enrollment Saint Alphonsus Health Plan Cash Back (HMO) — 79 enrollees
  • HMO Plans Without Drug Coverage 1

2026 HMO Medicare Advantage plans in Adams County, Idaho (comparison chart)
Plan Name Rating* Premium MOOP Rx Ded. Plan-ID
Saint Alphonsus Health Plan Cash Back
☆☆☆☆☆
$0 $7,900 $325 H6910-005-0
Saint Alphonsus Health Plan Glory No RX
☆☆☆☆☆
$0 $5,900 N/A H6910-004-0
Saint Alphonsus Health Plan No Premium
☆☆☆☆☆
$0 $5,500 $225 H6910-001-0
What is the total number of HMO plans offered in Adams?

In 2026, Adams County has 3 HMO plans with 147 enrollees.

How much do HMO plans cost in Adams?

The typical HMO premium in Adams is $0.00, and 3 plans have no monthly premium.

Medicare Advantage HMO-POS Plans

HMO-POS plans are structured like HMOs, requiring in-network care for the lowest costs, while allowing limited out-of-network access at higher cost. This provides added flexibility compared with standard HMO plans.

Total HMO-POS Plans
2
Average Monthly Premium
$32.00/mo
Total HMO-POS Enrollment
251
$0 Premium HMO-POS Plans
1
Average MOOP
$6,300
Top HMO-POS by Enrollment
AARP Medicare Advantage from UHC ID-0005 (HMO-POS) — 231 enrollees
HMO-POS Plans Without Drug Coverage
1

2026 HMO-POS Medicare Advantage plans in Adams County, Idaho (comparison chart)
Plan Name Rating* Premium MOOP Rx Ded. Plan-ID
AARP Medicare Advantage from UHC ID-0005
☆☆☆☆☆
$64 $5,900 $520 H4604-012-0
AARP Medicare Advantage Patriot No Rx ID-MA01
☆☆☆☆☆
$0 $6,700 N/A H4604-019-0
What is the average monthly premium for HMO-POS plans?
HMO-POS plans in Adams cost $32.00 per month on average.
Which HMO-POS plan is most popular in Adams?
The most popular HMO-POS plan in Adams is AARP Medicare Advantage from UHC ID-0005 (HMO-POS), with 231 enrollees.
How many HMO-POS plans in Adams do not include drug coverage?
There are 1 HMO-POS plans in Adams without prescription drug coverage.

CMS quality ratings for Medicare Advantage plans in Adams County, ID (2026) are summarized below.

Quality Ratings for Medicare Advantage Plans in Adams County, ID (2026)
Rating Category Number of Plans Percent of Plans
5 Stars No 5-star plans available. 0%
4 Stars (includes 5 Stars) 5 56%
3 Stars 4 44%
Below 3 Stars 0 0%
Not Rated 1 10%
Average Rating 3.78

* Star ratings are based on CMS quality measures and reflect plan performance for the 2026 rating period.

  • CMS.gov, Medicare Advantage Landscape Source Files — Last accessed May 2, 2026
  • CMS.gov, Medicare Part C & D Performance Data — Last accessed May 2, 2026
  • CMS.gov, Medicare Advantage & Part D Contract and Enrollment Data — Last accessed May 2, 2026

All plan counts, enrollment totals, averages, and percentage distributions are calculated at the county level using CMS data and include standard Medicare Advantage (MA/MAPD) plans only, based on a consistent aggregation methodology.

Data sources and methodology documentation .

  • Medicare.gov, "Understanding Medicare Advantage Plans" — Last accessed 25 May, 2025
  • Medicare.gov, "Explore your Medicare coverage options" — Last accessed 25 May, 2025
  • NCOA.org, "5 Steps to Choosing the Right Medicare Plan for You" — Last accessed 25 May, 2025

MedicarePlans.com is an independent, non-government informational resource and is not affiliated with or endorsed by the U.S. Government or the federal Medicare program.

Data provenance is documented in accordance with the U.S. Core Data for Interoperability (USCDI) Provenance standard .

Page content independently curated and maintained by David W. Bynon, Editorial Steward, using a standardized, data-driven methodology for accurate, non-commercial Medicare plan interpretation and resolution.

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