Medicare Advantage
Wellcare's 2027 Medicare Advantage plans in Seattle: six leaving, two renamed
SEATTLE — Fall 2026. If you have a Wellcare Medicare Advantage plan in Seattle, your lineup looks different for 2027. In King County, where Seattle sits, Wellcare is offering 2 Medicare Advantage plans for the new plan year, down from 8 in 2026. Six plans are not returning, zero are new, and two are renamed versions of 2026 plans. This article walks through what the carrier is offering, how to read the changes, and how to check any plan against your doctors and prescriptions before the December 7, 2026 deadline.
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Key takeaways
- In King County, Wellcare is offering 2 Medicare Advantage plans for 2027, both HMO-POS and both with drug coverage; six 2026 plans are not returning and two are renamed.
- Both of Wellcare's 2027 plans in the county are Dual Eligible Special Needs Plans (D-SNPs) for people with both Medicare and Medicaid.
- Other carriers also serve the county — 10 other companies offer Medicare Advantage here for 2027, 59 plans in all — so you have options if a plan you had is gone.
- You have until December 7, 2026 to make a change for coverage that begins January 1, 2027; if you do nothing, your current plan renews as described in its Annual Notice of Change.
| Fact | Figure | Source |
|---|---|---|
| Medicare Advantage plans offered in King County (2026) | 68 | CMS |
| Medicare Advantage plans offered in King County (2027) | 59 | CMS |
| Plans not returning for 2027 / new for 2027 | 27 / 18 | CMS |
| Organizations offering Medicare Advantage in King County (2026) | 10 | CMS |
| Share of eligible beneficiaries in Medicare Advantage, King County | 54% | CMS |
| Residents age 65 and older, King County | 320,899 | U.S. Census Bureau |
| Part B standard monthly premium (2026) | $202.90 | Medicare.gov |
| Part D out-of-pocket cap (2026) | $2,100 | CMS |
| Part D out-of-pocket cap (2027) | $2,400 | CMS |
| Annual Enrollment Period (for 2027 coverage) | October 15 – December 7, 2026 | Medicare.gov |
| Medicare Advantage Open Enrollment Period | January 1 – March 31 | Medicare.gov |
Area counts are for the county as a whole and are not a recommendation of any plan. Program figures are set nationally.
MyMedicarePlans.org is an independent consumer site and is not Wellcare. We publish this to help you understand the lineup, not to steer you to a plan.
What Medicare Advantage plans does Wellcare offer in Seattle for 2027?
In King County, Wellcare offers 2 Medicare Advantage plans for 2027. Both are HMO-POS plans, both include drug coverage, and both are Dual Eligible Special Needs Plans (D-SNPs). The table below lists every plan by name.
In alphabetical order, the two 2027 plans are:
- Wellcare Coordinated Care Dual Access (HMO-POS D-SNP) — renamed; it was Wellcare Dual Access (HMO-POS D-SNP) in 2026.
- Wellcare Coordinated Care Dual Liberty Sync (HMO D-SNP) — renamed; it was Wellcare Dual Liberty Sync (HMO-POS D-SNP) in 2026.
A D-SNP is a Medicare Advantage plan built for people who qualify for both Medicare and Medicaid. If you are not dual-eligible, you generally would not enroll in these plans. Plan details — premium, cost-sharing, network, drug list, extra benefits and star rating — come from the Medicare Plan Finder at medicare.gov, from 1-800-MEDICARE, or from each plan's Evidence of Coverage and provider and pharmacy directories.
What is new or not returning from Wellcare in King County for 2027?
Six of Wellcare's 2026 plans in King County are not being offered for 2027, and no new plans are being added. The two plans that are continuing are both renamed versions of 2026 plans.
If you are enrolled in a Wellcare plan that is not returning, Wellcare is required to send you a notice. You will also receive an Annual Notice of Change (ANOC) if your plan is continuing under a new name — that document spells out what is changing for 2027, including any changes to the drug list, provider network and cost-sharing. Read it before you decide to stay or switch.
What happens if my Wellcare plan is not returning in 2027?
If your plan is leaving the county, you will not be left without a path. You can pick another Medicare Advantage plan during the Annual Enrollment Period, which runs October 15 through December 7, 2026, for coverage that starts January 1, 2027. You can also return to Original Medicare and, if you want drug coverage, add a stand-alone Part D plan. In many cases, losing a plan triggers a Special Enrollment Period as well; medicare.gov and 1-800-MEDICARE can confirm your specific options.
There are other carriers in the county. For 2027, 10 other companies offer Medicare Advantage in King County, with 59 plans in all. That is the pool you can shop from on the Plan Finder.
How do I check a plan against my doctors and prescriptions before December 7?
Go to medicare.gov and use the Plan Finder. The tool lets you enter your ZIP code, add your prescriptions with doses, and add your preferred pharmacies, then shows each plan's estimated yearly drug cost, formulary tier for each drug, and whether a pharmacy is in network. For doctors and hospitals, use the specific plan's online provider directory or call the plan — networks change each year, and a provider who was in network in 2026 may not be in 2027.
A short checklist that works for any plan:
- Confirm each of your prescriptions is on the plan's 2027 formulary and check the tier.
- Confirm your primary care doctor, specialists and preferred hospital are in network for 2027.
- Confirm your pharmacy is a preferred or standard in-network pharmacy.
- If you use specific extras (dental, vision, hearing, transportation, OTC), read how they work in the Evidence of Coverage.
- If you take high-cost drugs, ask about the Medicare Prescription Payment Plan, which lets you spread drug costs across the year.
What Medicare rules and dates should Seattle residents know for 2027?
The Annual Enrollment Period runs October 15 through December 7, 2026. A change you make in that window takes effect January 1, 2027. If you do nothing, your current plan renews for 2027 if it is being offered, with the changes listed in its ANOC. There is also a Medicare Advantage Open Enrollment Period from January 1 through March 31, 2027, when people already in a Medicare Advantage plan can switch to another MA plan or go back to Original Medicare once.
A few program-level figures to keep in mind:
- Part D out-of-pocket cap: $2,100 in 2026, rising to $2,400 in 2027.
- Part D maximum deductible: $615 in 2026, rising to $700 in 2027.
- Part D national base beneficiary premium for 2027: $41.33 (this is a formula input used across Part D; it is not what any particular plan charges).
- The coverage gap (the old "donut hole") has been eliminated as of 2025; Part D now has three phases.
- IRMAA surcharges for higher-income enrollees begin above $109,000 in income for a single filer in 2026; CMS typically publishes the 2027 Part B premium, deductible and IRMAA brackets later in the fall.
By the numbers
Medicare Part B premium, 2006–2026
The standard monthly Part B premium has climbed from $88.50 in 2006 to $202.90 in 2026. Hover any point for that year’s premium.
Source: CMS. Standard premium shown; in some hold-harmless years many existing enrollees paid less. Confirm at Medicare.gov.
By the numbers
How people get Medicare in King County
(MA penetration in King County)
MA penetration from CMS enrollment data; Medigap share is an estimate. U.S. average is about 54% Medicare Advantage. These are area-level figures, not plan-specific.
2027 plan lineup
Wellcare Medicare Advantage plans in King County for 2027
CMS lists 2 Wellcare Medicare Advantage plans in King County for 2027, alphabetically by carrier. 10 other carriers also offer plans there.
| Plan | Type | Drug coverage | For 2027 |
|---|---|---|---|
| Centene (WellCare) 2 plans | |||
| Wellcare Coordinated Care Dual Access (HMO-POS D-SNP) | HMO-POS D-SNP | Yes | Renamed |
| Wellcare Coordinated Care Dual Liberty Sync (HMO D-SNP) | HMO-POS D-SNP | Yes | Renamed |
Source: CMS Medicare Advantage Landscape Source Files, plan years 2026 and 2027. Plan availability is set at the county level. No plan is ranked or recommended; premiums, benefits, networks and star ratings are not shown. Plan details come from the Medicare Plan Finder at medicare.gov or the plan itself.
The 2027 choices, by type
How Wellcare Medicare Advantage plans in King County break down for 2027
HMO plans use a network and usually a primary-care doctor and referrals; HMO-POS plans add some out-of-network coverage; PPO plans also cover out-of-network care, at a higher share; PFFS plans pay any provider that accepts the plan’s terms. Special Needs Plans serve people with Medicare and Medicaid (D-SNP), certain chronic conditions (C-SNP) or living in an institution (I-SNP).
Source: CMS Medicare Advantage Landscape Source Files, plan years 2026 and 2027. Plan availability is set at the county level. No plan is ranked or recommended; premiums, benefits, networks and star ratings are not shown. Plan details come from the Medicare Plan Finder at medicare.gov or the plan itself.
Key dates
Medicare enrollment periods at a glance
- Around your 65thInitial Enrollment PeriodA 7-month window around the month you turn 65 — your first chance to sign up.
- October 15 – December 7Annual Enrollment PeriodAnyone with Medicare can join, switch, or drop a Medicare Advantage or Part D plan.
- January 1 – March 31Medicare Advantage Open EnrollmentIf you're already in a Medicare Advantage plan, you can make one change.
- January 1 – March 31General Enrollment PeriodFor people who missed their first chance to sign up for Part B.
- VariesSpecial Enrollment PeriodTriggered by life events like moving or losing other coverage.
Dates are set by Medicare and apply nationwide. Confirm your personal windows at Medicare.gov or 1-800-MEDICARE.
Explore
When can you enroll? An interactive year
Enrollment windows are federal and the same nationwide. Confirm your personal dates at Medicare.gov or 1-800-MEDICARE.
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The parts of Medicare
Good to know
Frequently asked questions
Is Wellcare the same as Centene?
I have a Wellcare plan that is being renamed — do I need to do anything?
What if I am not dual-eligible — can I enroll in Wellcare's 2027 plans in King County?
Where can I get help that is specific to my situation?
- CMS — MA Landscape Source File (plan-level availability by county)
- CMS — MA Landscape Source Files, current and coming plan year (year-over-year comparison)
- CMS — Medicare enrollment periods (medicare.gov)
For personalized answers, contact Medicare.gov or 1-800-MEDICARE.
Also for Seattle
Sources and methodology
- CMS, Medicare Advantage and Part D Landscape Source Files
- CMS, Medicare Advantage state/county penetration and enrollment files
- U.S. Census Bureau, American Community Survey (table B01001, age 65 and older)
- Medicare.gov, Medicare costs (Part B premium)
- CMS, Medicare prescription drug coverage (Part D) program rules
- CMS, Medicare Advantage and Part D plan-year announcements
- Medicare.gov, enrollment periods and plan rules
Figures cited in this article
- CMS Medicare Advantage Landscape Source Files, plan years 2026 and 2027: the plan counts, plan names and year-over-year changes for King County.
- Medicare.gov: the Annual Enrollment Period dates, the Medicare Advantage Open Enrollment Period, and the Plan Finder tool for checking doctors, pharmacies and drugs.
- CMS: the 2026 and 2027 Part D out-of-pocket cap, Part D maximum deductible, Part D national base beneficiary premium, and 2026 IRMAA income threshold.
How we put this together: area counts come from the CMS files listed above for the county that contains this city, program figures come from CMS, Medicare.gov and the Social Security Administration, and no plan is ranked or recommended.
By The Medicare Desk · Published . For personalized answers, contact Medicare.gov or 1-800-MEDICARE.
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This page was last updated: October 2026.