Medicare Working Past 65

Medicare and Employer Coverage

Still working at 65? Your employer coverage may affect when you need Medicare, whether you can delay Part B and how to avoid penalties or coverage gaps.

Can You Keep Employer Coverage After 65?

Yes, many people keep employer health coverage after turning 65. But that does not automatically mean you can ignore Medicare.

The right Medicare decision depends on the size of the employer, whether the coverage is based on current employment, whether you are the employee or spouse and how the plan coordinates with Medicare.

Plain English: Employer coverage can protect you after 65, but only if it is the right kind of employer coverage. Retiree coverage, COBRA and marketplace coverage do not work the same way as active employer group coverage.

The Big Question: Is the Employer Large or Small?

This is one of the most important Medicare questions for people working past 65.

Employer Size How It Usually Works What to Watch
20 or more employees The employer plan is usually primary and Medicare is secondary. You may be able to delay Part B without a penalty if coverage is based on current employment.
Fewer than 20 employees Medicare is usually primary. You may need Medicare Parts A and B even if you still have employer coverage.

Do not guess here. Ask the employer benefits department or plan administrator how the group plan coordinates with Medicare.

Can You Delay Medicare Part B?

You may be able to delay Medicare Part B if you or your spouse are actively working and covered by a qualifying employer group health plan.

The key phrase is current employment. Coverage based on active work is different from COBRA, retiree insurance or individual coverage.

Important: COBRA usually does not protect you from the Medicare Part B late enrollment penalty. Retiree coverage usually does not either.

Should You Enroll in Medicare Part A?

Many people enroll in Medicare Part A at 65 because it is usually premium-free if they or their spouse paid Medicare taxes long enough.

But there is one big warning. If you are contributing to a Health Savings Account, enrolling in any part of Medicare generally means you can no longer contribute to the HSA.

HSA Warning

If you want to keep contributing to an HSA after 65, do not automatically enroll in Medicare Part A. Talk with your benefits advisor, tax professional or Medicare advisor before making changes.

Employer Coverage vs Medicare: What to Compare

Before deciding whether to stay on employer coverage or move to Medicare, compare the real costs and benefits.

Compare These Items

  • Monthly premium for employer coverage
  • Medicare Part B premium
  • Deductibles
  • Copays and coinsurance
  • Prescription drug coverage
  • Provider access
  • Spouse or dependent coverage
  • HSA eligibility
  • Out-of-pocket maximums
  • Whether Medicare would be primary or secondary

What About Prescription Drug Coverage?

If you delay Medicare and stay on employer coverage, you also need to know whether your prescription drug coverage is considered creditable.

Creditable drug coverage means the coverage is expected to pay, on average, at least as much as standard Medicare Part D coverage. If your drug coverage is not creditable, you could face a late enrollment penalty later.

Each year, your employer plan should provide a notice explaining whether the drug coverage is creditable. Keep that notice.

Spouse Coverage Can Complicate the Decision

If your spouse is covered under your employer plan, do not only compare your own Medicare costs. Look at what happens to your spouse if you leave the group plan.

Sometimes one person moving to Medicare causes the spouse or dependents to lose affordable coverage. Other times, Medicare is still the better move. You need to run the numbers before changing anything.

Common Mistakes to Avoid

  • Assuming employer coverage always lets you delay Medicare.
  • Confusing COBRA with active employer coverage.
  • Keeping HSA contributions going after Medicare starts.
  • Missing the Special Enrollment Period after employment or coverage ends.
  • Ignoring whether drug coverage is creditable.
  • Assuming HR understands Medicare rules perfectly.
  • Waiting until retirement month to ask questions.

What to Ask HR or Benefits

Use direct questions. You do not need to sound like a Medicare expert.

Questions for HR

  • Is this coverage based on current active employment?
  • How many employees does the company have?
  • Will this plan pay primary or secondary to Medicare after age 65?
  • Do I need Medicare Part A and Part B for this plan to pay correctly?
  • Is the prescription drug coverage creditable for Medicare Part D?
  • Will my spouse or dependents lose coverage if I enroll in Medicare?
  • What happens when I retire?
  • Will I receive proof of employer coverage for Medicare enrollment later?

Bottom Line

Medicare and employer coverage can work together, but the rules are not the same for everyone.

If you are working past 65, your decision should be based on employer size, active employment status, drug coverage, HSA rules, spouse coverage and total cost. Do not assume. Get the details before you delay Medicare or leave employer coverage.

Working Past 65?

Before you delay Medicare or leave employer coverage, make sure you understand how the rules apply to your situation.

Contact Michelle

This page is for educational purposes only and is not legal, tax, financial or medical advice. Medicare rules can vary based on employment status, employer size, plan type and individual circumstances. Always confirm details with Medicare, Social Security, your employer benefits department, your plan administrator or a qualified professional.