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  1. 🏠
  2. Medicare Advantage Plans
  3. Iowa
  4. Decatur County

2026 Medicare Advantage Plans in Decatur County, IA

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

In Decatur County, IA, there are 15 Medicare Advantage plans available for 2026. Of these, 11 offer a $0 monthly premium, and about 50% 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 Decatur County, IA. Or explore all Medicare Options available in Decatur County, IA.

  • 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
$10.59/mo
Plans with $0 Premium
11
Average MOOP Limit
$5,263 ($9,250 max. in 2026)
Star Ratings (Plan Mix)
4+ Stars: 50% · 3 Stars: 50% · Below 3: 0%
Average Part D Deductible
$405.45
Total MA/MAPD Enrollment
481
Plans with the Highest Enrollment
(as of May 2, 2026)
1. Aetna Medicare Value Care (HMO-POS) — 141 enrollees
2. Blue Medicare Advantage PPO (PPO) — 89 enrollees
3. Wellcare Simple (HMO-POS) — 76 enrollees

Medicare Advantage PPO Plans

Preferred Provider Organization (PPO) plans allow members to use both in-network and out-of-network providers. Out-of-network care typically costs more, but PPOs offer greater flexibility in how care is accessed.

Total PPO Plans
8
Average Monthly Premium
$11.88/mo
Total PPO Enrollment
264
$0 Premium PPO Plans
6
Average MOOP
$5,375
Top PPO by Enrollment
Blue Medicare Advantage PPO (PPO) — 89 enrollees
PPO Plans Without Drug Coverage
2

PPO Medicare Advantage plan comparison – Decatur County, Iowa, 2026
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
MercyOne Health Plan Choice
☆☆☆☆☆
$0 $4,400 $200 H1846-007-0
Aetna Medicare Enhanced Extra
☆☆☆☆☆
$57 $4,500 $615 H1608-117-0
Blue Medicare Advantage PPO
☆☆☆☆☆
$0 $4,150 $300 H5900-001-0
Blue Medicare Advantage Valor PPO
☆☆☆☆☆
$0 $6,750 N/A H5900-006-0
Humana Full Access H5216-411
☆☆☆☆☆
$0 $4,250 $400 H5216-411-0
Humana USAA Honor Giveback
☆☆☆☆☆
$0 $4,700 N/A H5216-278-1
HumanaChoice Giveback H5216-340
☆☆☆☆☆
$0 $5,000 $600 H5216-340-0
HumanaChoice H5216-014
☆☆☆☆☆
$38 $9,250 $615 H5216-014-0
What is the total number of PPO plans offered in Decatur?

Decatur County has 8 PPO plans for 2026, with 264 enrolled.

How much do PPO plans cost in Decatur?

The typical PPO premium in Decatur is $11.88, and 6 plans have no monthly premium.

Medicare Advantage HMO Plans

HMO plans typically require members to use in-network providers and facilities, except in emergencies. In return, HMOs often offer lower monthly premiums and reduced cost-sharing.

Total HMO Plans
4
Average Monthly Premium
$5.70/mo
Total HMO Enrollment
0
$0 Premium HMO Plans
3
Average MOOP
$5,225
Top HMO by Enrollment
— 0 enrollees
HMO Plans Without Drug Coverage
1

HMO Medicare Advantage plan comparison – Decatur County, Iowa, 2026
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
MercyOne Health Plan Cash Back
☆☆☆☆☆
$0 $6,900 $250 H3668-031-0
MercyOne Health Plan Glory No RX
☆☆☆☆☆
$0 $5,900 N/A H3668-029-0
MercyOne Health Plan No Premium
☆☆☆☆☆
$0 $4,200 $150 H3668-025-0
MercyOne Health Plan Plus
☆☆☆☆☆
$23 $3,900 $100 H3668-026-0
What is the average monthly premium for HMO plans?
HMO plans in Decatur cost $5.70 per month on average.
Which HMO plan is most popular in Decatur?
The most popular HMO plan in Decatur is , with 0 enrollees.
How many HMO plans in Decatur do not include drug coverage?
There are 1 HMO plans in Decatur without prescription drug coverage.

Medicare Advantage HMO-POS Plans

HMO Point-of-Service (HMO-POS) plans combine HMO network requirements 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 $13.67/mo
  • Total HMO-POS Enrollment 217
  • $0 Premium HMO-POS Plans 2
  • Average MOOP $5,017
  • Top HMO-POS by Enrollment Aetna Medicare Value Care (HMO-POS) — 141 enrollees
  • HMO-POS Plans Without Drug Coverage 1

HMO-POS Medicare Advantage plan comparison – Decatur County, Iowa, 2026
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
Aetna Medicare Eagle
☆☆☆☆☆
$0 $6,750 N/A H1609-058-0
Aetna Medicare Value Care
☆☆☆☆☆
$41 $3,900 $615 H1609-068-0
Wellcare Simple
☆☆☆☆☆
$0 $4,400 $615 H1862-005-0
What is the total number of HMO-POS plans in Decatur?

There are 3 HMO-POS plans in 2026, covering 217 enrollees.

How much do HMO-POS plans cost in Decatur?

The average HMO-POS premium in Decatur is $13.67 per month, with 2 plans offering $0 premiums.

What is the leading HMO-POS plan in Decatur?

Aetna Medicare Value Care (HMO-POS) is the top HMO-POS in Decatur, with 141 enrollees.

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

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

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

CMS Star Ratings for Medicare Advantage Plans in Decatur County, IA (2026)
Rating Category Number of Plans Percent of Plans
5 Stars No 5-star plans available. 0%
4 Stars (includes 5 Stars) 7 50%
3 Stars 7 50%
Below 3 Stars 0 0%
Not Rated 1 7%
Average Rating 3.96

* 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

This page presents county-level Medicare Advantage (MA/MAPD) data, including plan counts, enrollment totals, averages, and percentage distributions, derived from CMS datasets using a standardized aggregation approach.

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
  • AARP.org, "The Big Choice: Original Medicare vs. Medicare Advantage" — 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 documentation is maintained in alignment 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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