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Medicare Part D

Working past 65 in Kent? Why That "Creditable" Letter Matters

# Working past 65 in Kent? Why That "Creditable" Letter…

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2027 DRUG LIST ALERT

Will your prescriptions still be covered in 2027?

Part D plans rewrite their drug lists every year — tiers move, pharmacies change, drugs drop off. One call checks your exact medications against the 2027 plans in your area.

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Reading a guide at home in Kent — illustrating this Medicare guide
Photo: sk Photo by sk on Unsplash

Key takeaways

  • "Creditable" drug coverage is coverage Medicare considers at least as good as a basic Part D plan, and having it lets you delay Part D without a late-enrollment penalty.
  • Employer and union plans, VA benefits, TRICARE, and some retiree plans commonly qualify — but you should confirm in writing every year.
  • Plan sponsors are required to send a Notice of Creditable Coverage each year, usually before October 15; keep it in a safe place.
  • If your creditable coverage ends, you generally have 63 days to enroll in a Part D plan to avoid a penalty.

KENT, Wash. — If you're turning 65 and still on the job, still covered by a spouse's employer plan, or getting your prescriptions through the VA or TRICARE, you've probably wondered whether you need to sign up for Medicare's Part D drug coverage right away. The short answer for many people: not necessarily — as long as the coverage you already have counts as "creditable." That one word can save you from a lifelong penalty, and there's a piece of paper that proves it.

What "creditable" actually means

Medicare uses the word "creditable" to describe prescription drug coverage that is expected to pay, on average, at least as much as a standard Part D plan would. If your current drug coverage meets that bar, Medicare treats it as a stand-in for Part D. You can keep it, skip Part D for now, and not face a late-enrollment penalty later when you do sign up.

The catch is that not all drug coverage is creditable. Some employer plans, especially smaller ones or high-deductible options, may not measure up. That's why the notice you receive each year matters so much — it's your written proof, one way or the other.

Who typically has creditable coverage

Several common sources of drug coverage usually qualify:

If you have one of these, you generally don't need to enroll in a Medicare Part D plan while that coverage is active. But "generally" isn't "always," which is why the annual notice is key.

The notice that proves it

Every year, by around October 15 — the start of Medicare's Annual Enrollment Period — plan sponsors are required to send members a Notice of Creditable (or Non-Creditable) Coverage. It's a short letter that says, in plain terms, whether your drug coverage counts as creditable under Medicare's rules.

Hang on to it. If you ever enroll in Part D down the road, Medicare may ask you to prove you had creditable coverage during the years you skipped Part D. Without that proof, you could be charged a late-enrollment penalty — and that penalty is added to your Part D premium every month, for as long as you have Part D. It doesn't go away.

If you didn't get a notice, ask your benefits administrator, HR department, or the VA/TRICARE contact for your plan. You have every right to a written answer.

What to do when your coverage ends

Retirement, job loss, aging off a spouse's plan, or a change in employer benefits can all end your creditable coverage. When that happens, the clock starts ticking:

If you're not sure exactly when your coverage ended, ask your former plan for a letter stating the end date. That documentation supports your Special Enrollment Period.

Kent-area context

Kent is in King County, where Medicare beneficiaries have a range of stand-alone Part D and Medicare Advantage options to choose from during Annual Enrollment (October 15 – December 7). Plan availability is set at the county level, so two neighbors in Kent will see the same menu of plans on Medicare.gov's Plan Finder. The right time to compare — if and when you do move off creditable coverage — is during that fall window, or during your Special Enrollment Period after employer or VA/TRICARE coverage ends.

A few program-wide facts are worth knowing before you shop: the Part D annual out-of-pocket cap is $2,100 in 2026 and $2,400 in 2027, and the maximum plan deductible is $615 in 2026 and $700 in 2027. The old "donut hole" coverage gap is gone. Medicare also offers the Medicare Prescription Payment Plan, which lets you spread drug costs across the year in monthly payments.

Common mistakes to avoid

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.

$0$50$100$150$200200820122016202020242026

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

54% are on Medicare Advantage
(MA penetration in King County)
54%
46%
Medicare Advantage Medicare Supplement (Medigap) Original Medicare only
U.S. average

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.

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.

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Try it

How the 2026 Part D drug cap works

Slide to your estimated yearly prescription costs and see how the new $2,100 out-of-pocket cap protects you. This illustrates the standard Part D benefit; your plan may structure costs differently.

$3,000
$2,100 cap
$1,211estimated out-of-pocket
$0saved by the cap

Once your out-of-pocket spending on covered drugs reaches $2,100, you pay nothing more for the rest of 2026. Confirm details at Medicare.gov.

Explore

When can you enroll? An interactive year

JFMAMJJASOND
October 15 – December 7 — anyone with Medicare can join, switch, or drop a Medicare Advantage or Part D plan. Changes take effect January 1.

Enrollment windows are federal and the same nationwide. Confirm your personal dates at Medicare.gov or 1-800-MEDICARE.

Good to know

Frequently asked questions

How do I know if my current drug coverage is creditable?
Your plan is required to send you a Notice of Creditable Coverage each year, usually before October 15. The notice will state clearly whether your coverage is creditable under Medicare's rules. If you can't find yours, contact your benefits administrator, union, VA, or TRICARE representative and ask for a copy in writing.
Do I need to enroll in Part D if I have VA or TRICARE benefits?
Both VA prescription coverage and TRICARE are generally considered creditable, so most people with those benefits don't need Part D right away. Some veterans choose to add Part D anyway for flexibility at retail pharmacies, but it's optional. Talk with your VA benefits counselor or TRICARE before making a change.
What happens if I miss the 63-day window after my job coverage ends?
You may still be able to enroll in a Part D plan during the next Annual Enrollment Period (October 15 – December 7), but you'll likely owe a late-enrollment penalty. The penalty is calculated based on how many full months you went without creditable coverage, and it's added to your Part D premium going forward.
Can I have both employer drug coverage and Medicare Part D?
Sometimes, but it's not always a good idea. Enrolling in Part D can, in some cases, cause you to lose your employer or retiree drug benefit — and possibly your health coverage too. Before adding Part D on top of existing coverage, check with your plan administrator. ## Where to get help For personalized guidance, start with the free, unbiased resources built for exactly this: **Medicare.gov** — plan comparison tools and official rules. **1-800-MEDICARE (1-800-633-4227)** — 24/7 help from Medicare directly. **Washington SHIBA** (Washington's State Health Insurance Benefits Advisors, the SHIP program) — free one-on-one Medicare counseling for Kent-area residents. **Your employer's HR or benefits office**, or your VA/TRICARE contact, for questions about your specific coverage. Keep that annual creditable-coverage notice with your important papers. It's a small piece of mail that can save you from a penalty that would otherwise follow you for the rest of your life on Medicare.
Sources & further reading
  • CMS — Medicare Part D program rules (medicare.gov)
  • CMS — Medicare enrollment periods (medicare.gov)

For personalized answers, contact Medicare.gov, 1-800-MEDICARE, or your local SHIP.

Also for Kent

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This page was last updated: October 7, 2026.

Part D drug lists change for 2027 — check your prescriptionsCall