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

2026 Medicare Advantage Plans in Boundary County, ID

Last update: May 1, 2026. Enrollment data updated: May 2, 2026

In Boundary County, ID, there are 4 Medicare Advantage plans available for 2026. Of these, 2 offer a $0 monthly premium, and about 100% are rated 4 stars or higher based on CMS quality ratings.

Medicare Advantage Special Needs Plans (SNPs) are not included in the figures shown above. View Special Needs Plans in Boundary County, ID. Or explore all Medicare Options available in Boundary County, ID.

  • PPO Plans
  • HMO-POS Plans

At a Glance

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

Average Monthly Premium
$22.00/mo
Plans with $0 Premium
2
Average MOOP Limit
$6,800 ($9,250 max. in 2026)
Star Ratings (Plan Mix)
4+ Stars: 100% · 3 Stars: 0% · Below 3: 0%
Average Part D Deductible
$546.67
Total MA/MAPD Enrollment
933
Plans with the Highest Enrollment
(as of May 2, 2026)
1. AARP Medicare Advantage from UHC ID-0008 (HMO-POS) — 541 enrollees
2. AARP Medicare Advantage from UHC ID-0010 (PPO) — 166 enrollees
3. AARP Medicare Advantage Patriot No Rx ID-MA01 (HMO-POS) — 117 enrollees

Medicare Advantage PPO Plans

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

  • Total PPO Plans 1
  • Average Monthly Premium $29.00/mo
  • Total PPO Enrollment 166
  • $0 Premium PPO Plans 0
  • Average MOOP $7,900
  • Top PPO by Enrollment AARP Medicare Advantage from UHC ID-0010 (PPO) — 166 enrollees
  • PPO Plans Without Drug Coverage 0

Comparison table of 2026 PPO Medicare Advantage Plans available in Boundary County, Idaho
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
AARP Medicare Advantage from UHC ID-0010
☆☆☆☆☆
$29 $7,900 $600 H2406-112-0
What is the total number of PPO plans offered in Boundary?

There are 1 PPO plans in 2026, covering 166 beneficiaries.

How much do PPO plans cost in Boundary?

The average PPO premium in Boundary is $29.00 per month, with 0 plans offering $0 premiums.

What is the most popular PPO plan in Boundary?

AARP Medicare Advantage from UHC ID-0010 (PPO) is the top PPO in Boundary, with 166 enrollees.

What is the number of PPO plans without Part D coverage in Boundary?

There are 0 PPO plans in Boundary without prescription drug coverage.

Medicare Advantage HMO-POS Plans

HMO Point-of-Service (HMO-POS) plans combine HMO network rules with limited out-of-network access. Care outside the network typically costs more, but HMO-POS plans provide added flexibility compared with standard HMOs.

Total HMO-POS Plans
3
Average Monthly Premium
$19.67/mo
Total HMO-POS Enrollment
767
$0 Premium HMO-POS Plans
2
Average MOOP
$6,433
Top HMO-POS by Enrollment
AARP Medicare Advantage from UHC ID-0008 (HMO-POS) — 541 enrollees
HMO-POS Plans Without Drug Coverage
1

Comparison table of 2026 HMO-POS Medicare Advantage Plans available in Boundary County, Idaho
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
AARP Medicare Advantage from UHC ID-0006
☆☆☆☆☆
$59 $5,900 $520 H4604-013-0
AARP Medicare Advantage from UHC ID-0008
☆☆☆☆☆
$0 $6,700 $520 H4604-020-0
AARP Medicare Advantage Patriot No Rx ID-MA01
☆☆☆☆☆
$0 $6,700 N/A H4604-019-0
What is the leading HMO-POS plan in Boundary?

AARP Medicare Advantage from UHC ID-0008 (HMO-POS) is the top HMO-POS in Boundary, with 541 enrollees.

What is the number of HMO-POS plans without Part D coverage in Boundary?

1 HMO-POS plans in Boundary do not include prescription drug coverage.

The table below shows CMS star ratings for Medicare Advantage plans in Boundary County, ID for 2026.

CMS Star Ratings for Medicare Advantage Plans in Boundary County, ID (2026)
Rating Category Number of Plans Percent of Plans
5 Stars No 5-star plans available. 0%
4 Stars (includes 5 Stars) 4 100%
3 Stars 0 0%
Below 3 Stars 0 0%
Not Rated 0 0%
Average Rating 4

* Medicare Advantage star ratings are determined by CMS each year using a standardized 5-star rating system.

  • 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

County-level figures shown on this page, including plan counts, enrollment totals, averages, and percentage distributions, reflect standard Medicare Advantage (MA/MAPD) plans only and are derived from CMS datasets using a standardized aggregation methodology.

Data sources and methodology documentation .

  • Medicare.gov, "Compare types of Medicare Advantage Plans" — Last accessed 25 May, 2025
  • Medicare.gov, "Your coverage options" — Last accessed 25 May, 2025
  • Medicare.gov, "Joining a plan" — 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.

This page follows data provenance practices aligned with the 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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