Can You Have a Medical FSA and HSA? Understanding the Differences and Benefits

Many individuals often wonder whether they can have a Medical Flexible Spending Account (FSA) and a Health Savings Account (HSA) at the same time. While both accounts offer tax advantages for healthcare expenses, there are key differences between the two that dictate whether they can be used together.

Let's explore the differences between Medical FSA and HSA:

  • Medical FSA: A Medical FSA is a pre-tax account funded by an employee through salary deferral. The funds can be used for eligible healthcare expenses but must be used within the plan year or a limited grace period.
  • HSA: An HSA is a tax-advantaged savings account that individuals can contribute to if they have a High Deductible Health Plan (HDHP). The contributions are tax-deductible, and the funds can be used for qualified medical expenses at any time, with no expiration.

Now, can you have both a Medical FSA and an HSA?

It's essential to understand that the IRS has specific rules regarding the coordination of these accounts. In general, individuals cannot have both a Medical FSA and an HSA simultaneously unless it's a Limited-Purpose FSA or a Post-Deductible FSA.

Here's a breakdown:

  • Limited-Purpose FSA: This type of FSA only covers certain eligible expenses like vision and dental care, allowing individuals to participate in an HSA as well.
  • Post-Deductible FSA: With this FSA, individuals can use the funds only after they have met their HSA-qualified HDHP deductible, making it compatible with an HSA.

By understanding the distinctions between Medical FSA and HSA and the specific types of FSAs that can be paired with an HSA, individuals can maximize their tax benefits and savings for healthcare expenses.


Many people often find themselves puzzled over the possibility of holding both a Medical Flexible Spending Account (FSA) and a Health Savings Account (HSA) at the same time. Although they share the commonality of offering tax benefits for healthcare costs, they operate under different rules that can affect their compatibility.

Let’s delve deeper into each account’s characteristics:

  • Medical FSA: A Medical FSA allows you to set aside pre-tax dollars from your paycheck to cover eligible healthcare expenses, but keep in mind these funds typically have to be used within the plan year or a short grace period afterward.
  • HSA: An HSA, on the other hand, is designed to work alongside a High Deductible Health Plan (HDHP) and offers the luxury of tax-deductible contributions that roll over from year to year for qualified medical expenses.

So, can you enjoy the benefits of both a Medical FSA and an HSA?

It’s important to note that the IRS has set guidelines for how these accounts can interact. Generally speaking, having both a Medical FSA and an HSA is not allowed unless you opt for a Limited-Purpose FSA or a Post-Deductible FSA.

To clarify:

  • Limited-Purpose FSA: This variant only covers specific expenses, such as dental and vision, making it a perfect addition for those eligible for an HSA.
  • Post-Deductible FSA: This type of FSA can only be used once you’ve met your HSA-qualified HDHP deductible, ensuring its compatibility with your HSA.

By grasping the differences between a Medical FSA and HSA, alongside the limited types of FSAs that can coexist with an HSA, you’re on your way to maximizing your tax benefits and savings for your healthcare needs.

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