Home › Knowledge › Compare Medicare Plans by State
CJ Karrer
Writer · Reviewed by Richard ChanUpdated Jun 12, 2026
15 min read
Washington state beneficiaries can choose between Original Medicare and Medicare Advantage plans for their health coverage needs.
Medicare Part D plans are available in Washington to provide necessary prescription drug coverage to beneficiaries.
Washington offers standardized Medigap policies to help cover the deductibles, coinsurance, and copayments of Original Medicare.
Navigating the maze of Medicare plans in Washington can feel incredibly overwhelming. Getting it right requires a firm grasp on the fundamentals of coverage, a clear look at the plans and providers in your corner of the Pacific Northwest, and a thoughtful matching of those options to your specific health and financial realities.
Whether you’re fast approaching your initial Medicare eligibility window or you’re hoping to fine-tune your existing coverage, staying fully informed is your best defense against unexpected healthcare costs.
This guide unpacks the essentials of Medicare coverage in Washington state, giving you the practical tools and objective knowledge necessary to make confident, informed choices about your future.
Washingtonians have access to a variety of Medicare coverage avenues, each distinctly structured to cater to different healthcare demands, lifestyles, and budgets.
Let?s take a closer look at each of these critical pathways.
Think of Original Medicare as the bedrock of your coverage. It provides the essential hospital and medical insurance for those who qualify, setting the stage for your healthcare safety net.
This traditional program is divided into two main components:
It's important to remember that Parts A and B aren't entirely free. They carry out-of-pocket responsibilities in the form of deductibles, copayments, and coinsurance.
Under Part B, you'll generally be on the hook for 20% of the Medicare-approved costs for services once you?ve met the $283 annual deductible. On the Part A side, you’re responsible for the $1,736 deductible for each unique benefit period.
Because these unpredictable costs can easily derail a fixed income, many Washington residents choose to bolster Original Medicare with a Medigap policy.
Data sourced from Medicare Basics.
Medicare Advantage (often referred to as Part C) has gained significant traction among Washington residents looking for a robust, all-in-one healthcare package. In fact, approximately 40% of all Medicare beneficiaries in Washington have chosen a Part C plan to safeguard their health.
These bundled plans roll all the foundational benefits of Original Medicare into a single policy while often tossing in highly desirable extras like prescription drug coverage, routine dental work, vision exams, hearing aids, and even fitness memberships.
Here?s a snapshot of the Medicare Advantage landscape in Washington for 2026:
Top Medicare Advantage Plans in Washington:
| Carrier | Average CMS Star Rating (All Plans) | Availability | Monthly Premium | Annual Deductible | Maximum Out-of-Pocket |
| UnitedHealthcare
(AARP Medicare Advantage Plan) | 3.93 ? | 49 states and Washington, D.C. | $0 | $0 | $6,700 |
| Humana (HumanaChoice Plan) | 3.63 ? | 48 states, Washington, D.C., PR | $0 | $110 + $125 (Only for Tier 3-5 Drugs) | $6,750 |
| Aetna
(Medicare Preferred Plan) | 4.27 ? | 44 states and Washington, D.C. | $0 | $0 | $6,900 |
| Kaiser Permanente (Medicare Advantage Vital Plan) | 4.41 ? | 8 states and Washington, D.C. | $44 | $0 | $5,600 |
Data gathered via CMS.gov and direct provider plans. Comparison of plans from Washington Zip Code 98052. Star ratings and plan information reflect publicly available data as of 2026.
Top Medicare Advantage providers actively serving Washington include:
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For older adults living with chronic conditions or juggling multiple daily medications, managing the sheer cost of prescription drugs can be a massive source of anxiety.
Fortunately, Part D prescription drug plans are designed to help you keep those ballooning pharmacy expenses firmly in check. You have the flexibility to tack a standalone Part D plan onto your Original Medicare coverage or opt for a Medicare Advantage plan that already has it baked in.
It's crucial to understand that every Part D plan operates around a formulary—a master list of covered medications neatly sorted into different cost-sharing tiers. These specific tiers dictate precisely how much you?ll be expected to pay out-of-pocket each time you head to the pharmacy counter.
Because these formularies vary wildly, comparing plans with a fine-tooth comb is the best way to maximize your savings while guaranteeing uninterrupted access to your vital prescriptions.
Here are some key insights regarding Part D plans in Washington:
Adding a layer of consumer protection, the Inflation Reduction Act recently capped annual out-of-pocket costs for covered medications at $2,000. Additionally, beneficiaries now enjoy a strict $35 cost-sharing ceiling on a month?s supply of covered insulin, alongside access to recommended adult vaccines completely free of charge.
| Plan Name | Premium | Deductible | CMS Star Rating |
| WellCare Value Script | $0 | $590 | 3.5 ? |
| Humana Premier Rx Plan | $110.10 | $0 | 3.5 ? |
| Cigna Healthcare Extra Rx | $67.20 | $175 | 2.5 ? |
Note: Data sourced from MedicareWire.
Even though Original Medicare handles a massive portion of healthcare costs, its lack of an out-of-pocket maximum leaves many Washington residents feeling uncomfortably exposed to financial risk.
This is where Medicare Supplement insurance, commonly known as Medigap, steps up. These policies literally fill the "gaps" in Original Medicare, systematically helping to shoulder the burden of deductibles, hefty copayments, and ongoing coinsurance.
While there are ten standardized Medigap plans to choose from, Plan G and Plan N consistently emerge as the most strategic and value-driven choices for Washington residents:
Interestingly, Washington is part of an exclusive group of states that mandates community-rated premiums for Medigap plans. This crucial consumer protection means insurers cannot penalize you with higher premiums simply based on your age or gender. Keep in mind, however, that they still hold the right to adjust your rates based on individual factors like tobacco use or the specific zip code where you reside.
The highest-rated Medigap Plan G and Plan N providers operating in Washington are:
To help you visualize the financial landscape, let?s break down the projected costs of the different Medicare pathways available in Washington.
| Plan Type | Average Monthly Premium | Average Deductibles | What it Covers |
| Original Medicare Part A | $0
($285 or $518 if you unfortunately do not qualify for premium-free status). | $1,736 | Vital inpatient care, encompassing prolonged hospital stays, skilled nursing facility rehabilitation, and compassionate hospice care. |
| Original Medicare Part B | $202.90 | $283 | Essential outpatient care, critical preventative services, and durable medical equipment. |
| Medicare Advantage | $37.89 | ($0 – $590) Will fluctuate depending on your specific plan and geographic region. | Comprehensive bundle of all Original Medicare benefits plus highly sought-after extras like vision, hearing, and dental care. |
| Part D | $39.41 | $475 | Retail and mail-order prescription drugs. |
| Medigap Plan G and Plan N | $120 – $200 | N/A | Steps in to handle the burdensome out-of-pocket costs left behind by Original Medicare. |
Note: All financial figures reflect 2026 averages meticulously sourced from Medicare.gov, CMS.gov, and MedicareWire; actual costs may vary by insurance provider.
Identifying a standout insurance provider in Washington involves looking well past the marketing brochures. Here's how to zero in on the best carriers.
Securing the most beneficial Medicare Advantage plan requires you to look beyond the enticingly low premiums that providers heavily advertise. A healthcare plan's true, functional value rests entirely in its total package: the depth of its benefits, the strength and flexibility of its provider networks, and the transparency of its cost-sharing structures.
It's absolutely essential to heavily weigh genuine customer reviews, scrutinize the provider's financial stability metrics, and confirm their established presence in your local community.
Medigap providers in Washington are your frontline defense against the runaway costs often associated with Original Medicare. Yet, with a seemingly endless list of options, narrowing down your choice can feel paralyzing.
The truly exceptional Medigap providers consistently demonstrate excellence across a few core pillars:
Based on these metrics, here are the top-performing providers for Plan G and Plan N coverage throughout Washington:
| Carrier | Average Monthly Premium | Fee | AM Best Rating |
| Transamerica | $158.89 | None | A+ |
| USAA Life | $172.04 | None | A++ |
| Globe Life | $175.00 | None | A+ |
| AARP | $180.40 | None | A |
| Regence BlueShield | $202.90 | None | A |
| United of Omaha | $175.43 | None | A+ |
| Premera Blue Cross and Blue Shield | $202.90 | None | A- |
| United American | $213.00 | None | A+ |
| Loyal American | $158.40 | None | A- |
| GPM Health and Life | $174.82 | None | A- |
| Carrier | Average Monthly Premium | Fee | AM Best Rating |
| USAA Life | $120.70 | None | A++ |
| Transamerica | $136.13 | None | A+ |
| AARP | $138.83 | None | A |
| Regence BlueShield | $145.00 | None | A |
| Globe Life | $150.00 | None | A+ |
| United of Omaha | $140.19 | None | A+ |
| Premera Blue Cross and Blue Shield | $170.00 | None | A- |
| United American | $194.00 | None | A+ |
| Loyal American | $128.66 | None | A- |
| KPS Health Plans | $135.00 | None | N/A |
Note: Extensive data for Plan G and Plan N generously provided by MedicareWire.
Securing the most effective Medicare coverage in Washington is far from a one-size-fits-all endeavor. It demands a hyper-personal evaluation of your medical needs, your financial restrictions, and your long-term wellness preferences.
Here’s a proven, strategic framework to help you navigate this complex selection process:
Mastering the rigid timeline of Medicare enrollment periods is your strongest defense against lifelong late enrollment penalties and frustrating gaps in coverage.
Here?s the definitive timeline you need to memorize:
Actionable Steps to Enroll:
Begin by systematically gathering the vital information and documentation you'll inevitably need:
Next, confidently select the enrollment channel that feels most comfortable for you:
Deciphering the complexities of your Medicare options is dramatically simplified when you lean on the expertise of dedicated state organizations. These entities exist purely to empower consumers, ensuring you make highly informed decisions and secure the specific support you deserve.