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2027 Medicare Advantage Plans in Washington County, OR

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In Washington County, OR, there are 32 Medicare Advantage plans available for 2027. Of these, 19 offer a $0 monthly premium, and about 41% are rated 4 stars or higher based on CMS quality ratings.

At a Glance

Average Monthly Premium
$39.49/mo
Plans with $0 Premium
19
Average MOOP Limit
$6,684 ($9,250 max. in 2027)
Star Ratings (Plan Mix)
4+ Stars: 41% · 3 Stars: 53% · Below 3: 6%
Average Part D Deductible
$554.68
Total MA/MAPD Enrollment
30,453
Plans with the Highest Enrollment
(as of November 10, 2026)
1. AARP Medicare Advantage Extras from UHC OR-6 (HMO-POS) — 5,266 enrollees
2. Kaiser Permanente Senior Advantage Value (HMO-POS) — 4,922 enrollees
3. Kaiser Permanente Senior Advantage Standard (HMO-POS) — 4,791 enrollees

Medicare Advantage Special Needs Plans (SNPs) are not included in the figures shown above. View Special Needs Plans in Washington County, OR. Or explore all Medicare Options available in Washington County, OR. To understand how local plans fit into the broader market, visit our Oregon Medicare Advantage plan directory for statewide plan counts, premiums, out-of-pocket limits, CMS ratings, and enrollment data.

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
18
Average Monthly Premium
$55.17/mo
Total PPO Enrollment
8,560
$0 Premium PPO Plans
9
Average MOOP
$6,672
Top PPO by Enrollment
AARP Medicare Advantage from UHC OR-0001 (PPO) — 1,640 enrollees
PPO Plans Without Drug Coverage
6

PPO Medicare Advantage plan comparison – Washington County, Oregon, 2027
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
DEVOTED CHOICE PREMIUM 002 OR
☆☆☆☆☆
 $29 $6,000 $650 H7199-002-0
AARP Medicare Advantage from UHC OR-0001
☆☆☆☆☆
 $94 $6,700 $595 H2406-042-0
AARP Medicare Advantage from UHC OR-0002
☆☆☆☆☆
 $0 $7,150 $685 H2406-070-0
AARP Medicare Advantage Patriot No Rx OR-MA01
☆☆☆☆☆
 $0 $7,150 N/A H2406-073-0
Humana USAA Honor Giveback
☆☆☆☆☆
 $0 $5,100 N/A H5216-455-0
Humana USAA Honor Giveback
☆☆☆☆☆
 $0 $9,150 N/A H5216-427-2
Humana Value Choice
☆☆☆☆☆
 $0 $6,950 $700 H5216-428-2
HumanaChoice H5216-048
☆☆☆☆☆
 $97 $7,000 $700 H5216-048-0
Regence MedAdvantage + Rx Classic
☆☆☆☆☆
 $130 $6,700 $590 H3817-008-1
Regence MedAdvantage + Rx Enhanced
☆☆☆☆☆
 $244 $5,900 $305 H3817-009-1
Regence MedAdvantage + Rx Primary
☆☆☆☆☆
 $88 $7,150 $700 H3817-011-1
Regence Valiance
☆☆☆☆☆
 $0 $5,300 N/A H3817-010-0
Wellcare Low Premium Open
☆☆☆☆☆
 $29 $9,250 $700 H5439-015-0
Wellcare Patriot Giveback Open
☆☆☆☆☆
 $0 $6,750 N/A H5439-010-0
Wellcare Premium Enhanced Open
☆☆☆☆☆
 $77 $7,000 $700 H5439-019-0
Wellcare Premium Ultra Open
☆☆☆☆☆
 $206 $6,500 $700 H5439-011-0
ATRIO Choice Rx
☆☆☆☆☆
 $0 $5,900 $400 H7006-018-0
ATRIO Freedom
☆☆☆☆☆
 $0 $4,450 N/A H7006-021-0
What is the total number of PPO plans offered in Washington?

Washington County has 18 PPO plans for 2027, with 8,560 enrolled.

How much do PPO plans cost in Washington?

The typical PPO premium in Washington is $55.17, and 9 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
8
Average Monthly Premium
$5.38/mo
Total HMO Enrollment
2,861
$0 Premium HMO Plans
7
Average MOOP
$7,006
Top HMO by Enrollment
Humana Total Complete (HMO) — 1,895 enrollees
HMO Plans Without Drug Coverage
1

HMO Medicare Advantage plan comparison – Washington County, Oregon, 2027
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
Humana Essentials Plus Giveback
☆☆☆☆☆
 $0 $9,050 $700 H1036-323-0
Humana Total Complete
☆☆☆☆☆
 $0 $5,150 $700 H1036-153-0
Aetna Medicare Eagle
☆☆☆☆☆
 $0 $5,500 N/A H2056-018-0
Aetna Medicare Elite
☆☆☆☆☆
 $0 $7,150 $700 H2056-003-0
DEVOTED CORE 001 OR
☆☆☆☆☆
 $0 $6,700 $461 H2923-001-0
DEVOTED GIVEBACK 028 OR
☆☆☆☆☆
 $0 $8,900 $461 H2923-028-3
DEVOTED GIVEBACK EXTRAS 025 OR
☆☆☆☆☆
 $0 $7,700 $700 H2923-025-0
DEVOTED PREMIUM 005 OR
☆☆☆☆☆
 $43 $5,900 $650 H2923-005-0
What is the average monthly premium for HMO plans?
HMO plans in Washington cost $5.38 per month on average.
Which HMO plan is most popular in Washington?
The most popular HMO plan in Washington is Humana Total Complete (HMO), with 1,895 enrollees.
How many HMO plans in Washington do not include drug coverage?
There are 1 HMO plans in Washington 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.

HMO-POS Medicare Advantage plan comparison – Washington County, Oregon, 2027
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
Kaiser Permanente Senior Advantage Enhanced
☆☆☆☆☆
 $134 $4,000 $0 H9003-001-0
Kaiser Permanente Senior Advantage Standard
☆☆☆☆☆
 $49 $5,250 $0 H9003-006-0
Kaiser Permanente Senior Advantage Value
☆☆☆☆☆
 $0 $6,750 $0 H9003-009-0
AARP Medicare Advantage Essentials from UHC OR-7
☆☆☆☆☆
 $0 $6,700 $685 H3805-048-0
AARP Medicare Advantage Extras from UHC OR-6
☆☆☆☆☆
 $0 $7,150 $685 H3805-041-0
Wellcare Low Premium
☆☆☆☆☆
 $45 $7,900 $700 H6815-038-0
What is the total number of HMO-POS plans in Washington?

There are 6 HMO-POS plans in 2027, covering 19,032 enrollees.

How much do HMO-POS plans cost in Washington?

The average HMO-POS premium in Washington is $37.92 per month, with 3 plans offering $0 premiums.

What is the leading HMO-POS plan in Washington?

AARP Medicare Advantage Extras from UHC OR-6 (HMO-POS) is the top HMO-POS in Washington, with 5,266 enrollees.

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

0 HMO-POS plans in Washington do not include prescription drug coverage.

The table below shows CMS star ratings for Medicare Advantage plans in Washington County, OR for 2027.

CMS Star Ratings for Medicare Advantage Plans in Washington County, OR (2027)
Rating Category Number of Plans Percent of Plans
5 Stars No 5-star plans available. 0%
4 Stars (includes 5 Stars) 13 41%
3 Stars 17 53%
Below 3 Stars 2 6%
Not Rated 0 0%
Average Rating 3.56

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

Medicare Advantage plans listed on this page are available to eligible beneficiaries residing in Washington County, Oregon, including communities such as Beaverton, Tualatin, Banks, Cornelius, Forest Grove, Gaston, Hillsboro, North Plains, Sherwood, Portland, and other areas throughout the county. Plan availability is determined by county of residence, not by city.

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 .

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Data provenance documentation is maintained in alignment with the U.S. Core Data for Interoperability (USCDI) Provenance standard .