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  1. 🏠
  2. Medicare Advantage Plans
  3. Oregon
  4. Washington County

2026 Medicare Advantage Plans in Washington County, OR

Last update: September 2, 2026.

For 2026, Washington County, OR includes 43 Medicare Advantage plans. Enrollment across these plans totals approximately 53,876, with 29 $0 premium options and 35% rated 4 stars or higher.

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

  • 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: $29.31/mo
  • $0 Premium Plans: 29
  • Average MOOP: $6,220 ($9,250 max. in 2026)
  • Star Ratings (Plan Mix): 4+ Stars: 35% · 3 Stars: 60% · Below 3: 5%
  • Average Part D Deductible: $432.55
  • Total MA/MAPD Enrollment: 53,876
  • Plans with the Highest Enrollment
    (as of September 8, 2026)
    1. Providence Medicare Prime + Rx (HMO) — 9,498 enrollees
    2. AARP Medicare Advantage Essentials from UHC OR-4 (HMO-POS) — 7,291 enrollees
    3. AARP Medicare Advantage Extras from UHC OR-6 (HMO-POS) — 5,172 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
22
Average Monthly Premium
$36.18/mo
Total PPO Enrollment
9,983
$0 Premium PPO Plans
14
Average MOOP
$6,518
Top PPO by Enrollment
AARP Medicare Advantage from UHC OR-0001 (PPO) — 1,655 enrollees
PPO Plans Without Drug Coverage
7

2026 PPO Medicare Advantage plans in Washington County, Oregon (comparison chart)
PPO Plan Name Rating* Premium MOOP Rx Ded. Plan-ID
Aetna Medicare Eagle
☆☆☆☆☆
$0 $5,900 N/A H5521-493-0
Aetna Medicare Signature
☆☆☆☆☆
$0 $6,900 $615 H5521-492-0
AARP Medicare Advantage from UHC OR-0001
☆☆☆☆☆
$74 $5,700 $520 H2406-042-0
AARP Medicare Advantage from UHC OR-0002
☆☆☆☆☆
$0 $6,700 $600 H2406-070-0
AARP Medicare Advantage Patriot No Rx OR-MA01
☆☆☆☆☆
$0 $6,700 N/A H2406-073-0
DEVOTED CHOICE PREMIUM 002 OR
☆☆☆☆☆
$29 $5,900 $595 H7199-002-0
Humana USAA Honor Giveback
☆☆☆☆☆
$0 $5,100 N/A H5216-455-0
Humana USAA Honor Giveback
☆☆☆☆☆
$0 $9,150 N/A H5216-427-2
HumanaChoice H5216-048
☆☆☆☆☆
$87 $6,750 $615 H5216-048-0
HumanaChoice H5216-428
☆☆☆☆☆
$0 $6,750 $615 H5216-428-2
HealthSpring True Choice
☆☆☆☆☆
$0 $6,800 $250 H7849-152-0
Regence MedAdvantage + Rx Classic
☆☆☆☆☆
$104 $6,000 $500 H3817-008-1
Regence MedAdvantage + Rx Enhanced
☆☆☆☆☆
$224 $5,400 $200 H3817-009-1
Regence MedAdvantage + Rx Primary
☆☆☆☆☆
$59 $6,700 $550 H3817-011-1
Regence Valiance
☆☆☆☆☆
$0 $5,300 N/A H3817-010-0
Wellcare Giveback Open
☆☆☆☆☆
$0 $9,250 $615 H5439-015-0
Wellcare Low Premium Open
☆☆☆☆☆
$59 $7,000 $615 H5439-019-0
Wellcare Patriot Giveback Open
☆☆☆☆☆
$0 $6,750 N/A H5439-010-0
Wellcare Premium Ultra Open
☆☆☆☆☆
$160 $6,500 $615 H5439-011-0
Wellcare Simple Open
☆☆☆☆☆
$0 $8,500 $615 H5439-022-2
ATRIO Choice Rx
☆☆☆☆☆
$0 $5,500 $400 H7006-018-0
ATRIO Freedom
☆☆☆☆☆
$0 $4,150 N/A H7006-021-0

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

PPO plans in Washington cost $36.18 per month on average.

Which PPO plan do most beneficiaries choose in Washington?

The most popular PPO plan in Washington is AARP Medicare Advantage from UHC OR-0001 (PPO), with 1,655 enrollees.

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

7 PPO plans in Washington 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 10
  • Average Monthly Premium $20.42/mo
  • Total HMO Enrollment 15,700
  • $0 Premium HMO Plans 8
  • Average MOOP $6,015
  • Top HMO by Enrollment Providence Medicare Prime + Rx (HMO) — 9,498 enrollees
  • HMO Plans Without Drug Coverage 1

2026 HMO Medicare Advantage plans in Washington County, Oregon (comparison chart)
Plan Name Rating* Premium MOOP Rx Ded. Plan-ID
Humana Gold Plus Giveback H1036-323
☆☆☆☆☆
$0 $8,800 $615 H1036-323-0
Humana Gold Plus H1036-153
☆☆☆☆☆
$0 $4,750 $615 H1036-153-0
HealthSpring Preferred
☆☆☆☆☆
$0 $5,000 $200 H4407-035-0
Providence Medicare Extra + Rx
☆☆☆☆☆
$161 $4,200 $0 H9047-064-0
Providence Medicare Focus Medical
☆☆☆☆☆
$0 $4,200 N/A H9047-033-0
Providence Medicare Prime + Rx
☆☆☆☆☆
$0 $6,750 $250 H9047-037-0
DEVOTED CORE 001 OR
☆☆☆☆☆
$0 $5,900 $375 H2923-001-0
DEVOTED GIVEBACK 004 OR
☆☆☆☆☆
$0 $7,900 $605 H2923-004-0
DEVOTED PREMIUM 005 OR
☆☆☆☆☆
$43 $5,900 $615 H2923-005-0
PacificSource Medicare MyCare Rx 40
☆☆☆☆☆
$0 $6,750 $399 H3864-040-0
What is the total number of HMO plans offered in Washington?

In 2026, Washington County has 10 HMO plans with 15,700 enrollees.

How much do HMO plans cost in Washington?

The typical HMO premium in Washington is $20.42, and 8 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
11
Average Monthly Premium
$23.64/mo
Total HMO-POS Enrollment
28,193
$0 Premium HMO-POS Plans
7
Average MOOP
$5,809
Top HMO-POS by Enrollment
AARP Medicare Advantage Essentials from UHC OR-4 (HMO-POS) — 7,291 enrollees
HMO-POS Plans Without Drug Coverage
2

2026 HMO-POS Medicare Advantage plans in Washington County, Oregon (comparison chart)
Plan Name Rating* Premium MOOP Rx Ded. Plan-ID
Kaiser Permanente Senior Advantage Enhanced
☆☆☆☆☆
$119 $3,500 $0 H9003-001-0
Kaiser Permanente Senior Advantage Standard
☆☆☆☆☆
$37 $4,500 $0 H9003-006-0
Kaiser Permanente Senior Advantage Value
☆☆☆☆☆
$0 $5,500 $0 H9003-009-0
Providence Medicare Reverence
☆☆☆☆☆
$0 $6,750 N/A H9047-035-0
AARP Medicare Advantage Essentials from UHC OR-4
☆☆☆☆☆
$0 $5,500 $355 H3805-039-1
AARP Medicare Advantage Extras from UHC OR-6
☆☆☆☆☆
$0 $6,700 $440 H3805-041-0
AARP Medicare Advantage from UHC OR-0003
☆☆☆☆☆
$69 $5,200 $355 H3805-001-0
PacificSource Medicare MyCare Choice 30
☆☆☆☆☆
$0 $4,950 N/A H3864-030-0
Aetna Medicare Elite
☆☆☆☆☆
$0 $5,900 $300 H2056-003-0
Wellcare Low Premium
☆☆☆☆☆
$35 $7,900 $615 H6815-038-0
Wellcare Simple
☆☆☆☆☆
$0 $7,500 $615 H6815-039-0
What is the average monthly premium for HMO-POS plans?
HMO-POS plans in Washington cost $23.64 per month on average.
Which HMO-POS plan is most popular in Washington?
The most popular HMO-POS plan in Washington is AARP Medicare Advantage Essentials from UHC OR-4 (HMO-POS), with 7,291 enrollees.
How many HMO-POS plans in Washington do not include drug coverage?
There are 2 HMO-POS plans in Washington without prescription drug coverage.

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

Quality Ratings for Medicare Advantage Plans in Washington County, OR (2026)
Rating Category Number of Plans Percent of Plans
5 Stars No 5-star plans available. 0%
4 Stars (includes 5 Stars) 15 35%
3 Stars 26 60%
Below 3 Stars 2 5%
Not Rated 0 0%
Average Rating 3.5

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

  • CMS.gov, Medicare Advantage & Special Needs Plan Landscape Source Files — Version: 202608
  • CMS.gov, Medicare Part C & D Performance Data — Version: 2026
  • CMS.gov, Medicare Advantage & Part D Contract and Enrollment Data — Version: 2026-08

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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