Can I Contribute to HSA If on Medicare? - Understanding HSA Rules and Medicare Eligibility

If you're wondering whether you can contribute to an HSA while on Medicare, the answer is a bit complicated but not impossible. Here's what you need to know:

First, to contribute to an HSA, you must be enrolled in a High Deductible Health Plan (HDHP). If you are on Medicare, you are no longer eligible to enroll in an HDHP, which means you cannot make new contributions to an HSA.

However, if you already had an HSA before enrolling in Medicare, you can still use the funds in your HSA to pay for qualified medical expenses, including Medicare premiums, deductibles, co-pays, and coinsurance.

Here are some key points to keep in mind regarding HSAs and Medicare:

  • If you're on Medicare and also covered by an HDHP, you cannot contribute to your HSA.
  • You can still use the funds in your existing HSA for qualified medical expenses, including those related to your Medicare coverage.
  • HSA funds used for non-qualified expenses after enrolling in Medicare will be subject to income tax and additional 20% penalty.

It's essential to understand the rules and limitations to make informed decisions about your HSA and Medicare coverage. If you have specific questions or need guidance, consider consulting a financial advisor or a healthcare benefits specialist.


While being enrolled in Medicare does prevent you from contributing to an HSA, it’s noteworthy that you can still manage your funds effectively, including withdrawals for eligible expenses.

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