Working at 65? Check Your Drug Coverage Before 2027

If you are Medicare-eligible and keeping workplace drug insurance for 2027, ask for the plan’s creditable-coverage notice before carrying that coverage into January. The document tells you whether the prescription benefit is expected to be at least as valuable as Medicare’s standard drug coverage, a distinction that can protect you from a later Part D enrollment penalty.

The federal method employers may use to test prescription coverage changes for plan years beginning in 2027. That does not mean every workplace plan will lose creditable status; your benefits office must tell you how your plan qualifies.

The question to put to your benefits administrator is direct: Is my specific 2027 prescription coverage creditable, and where is that determination documented? Last year’s answer does not establish the status of next year’s benefit.

Find the notice before making a switch

CMS requires applicable coverage providers to notify Medicare-eligible people about creditable drug coverage annually before October 15 and at certain other times. The requirement reaches eligible active workers and dependents as well as retirees and other covered groups.

Look for an explicit statement that the coverage is creditable or noncreditable. A benefits summary describing a pharmacy copayment, a health-plan card or an account that reimburses medical expenses does not substitute for that determination.

Keep the notice with your insurance records. If you later enroll in Part D, it can help establish that the months you spent outside Medicare drug coverage were protected by another qualifying plan.

If the notice is missing, outdated or unclear, request the 2027 version rather than guessing from how generous the coverage feels at the pharmacy. The standard compares expected prescription benefits across a population, not whether one person’s prescriptions happened to be inexpensive.

Why the employer’s test is changing

The final federal rule retires the older simplified method that some employers used to determine creditable status. For plan years beginning in 2027, eligible plans can use the revised simplified method or an actuarial determination.

The revised method’s benchmark is 73% of expected prescription drug expenses for 2027, according to the published final rule. This is a plan-level test; it does not promise that a member’s particular medicine will be reimbursed at that percentage.

Brown & Brown’s benefits analysis explains that the revised approach also addresses coverage for brand-name and generic medicines and biological products, along with reasonable retail-pharmacy access. Employers using actuarial analysis instead compare their expected prescription benefit with standard Part D coverage.

A plan that fails the revised simplified test may still qualify through actuarial analysis. Workers therefore need their employer’s documented determination, not a guess based on a deductible.

The cost of an uncovered gap can continue

Medicare says a person may owe a late-enrollment penalty after going 63 or more consecutive days without Part D or other creditable prescription coverage following the initial enrollment period. The penalty is generally paid for as long as the person has Medicare drug coverage.

The calculation uses 1% of the national base beneficiary premium for each full uncovered month. That base can change annually, so the dollar penalty can change too. It is added to the chosen plan’s premium rather than replacing it.

Medicare’s own 2026 illustration shows a person with 17 uncovered months paying an extra $6.60 each month that year. That is an illustration using the 2026 base, not a quote for what a worker will owe in 2027. People receiving Extra Help have separate penalty protections.

Coordinate the whole employer arrangement

A noncreditable notice is a reason to get a timely enrollment answer, not to cancel workplace insurance immediately. Ask the benefits office how joining Medicare drug coverage would affect the employer plan and any spouse or dependent coverage.

Medicare also warns that joining outside coverage can affect certain retiree benefits. Establish whether coverage comes from current employment, a former employer or COBRA, because the rules for delaying hospital and medical insurance are separate from the Part D creditable-coverage question.

Before choosing, compare the actual drugs, pharmacy access and total cost of the available arrangements. Confirm the end date of existing coverage and start date of the replacement so an administrative change does not create a gap.

For a calendar-year plan, the new test begins January 1. Request the 2027 notice now, ask how it affects enrollment, and keep written confirmation of the coverage and effective dates.

References: Medicare Program; Contract Year 2027 and Certain Contract Year 2026 Policy and Technical Changes to the Medicare Advantage Program, Medicare Prescription Drug Benefit Program, and Medicare Cost Plan Program | Creditable Coverage | CMS Finalizes Two Significant Medicare Part D Creditable Coverage Changes for 2027 | The Part D Late Enrollment Penalty | Working past 65