Use your HSA/FSA on Ergonomic Chair | Flex
Ergonomic Chair
Bestselling ergonomic support for bodies of all shapes and sizes. Top-rated by WIRED, The Strategist, Tom's Guide and more.
HSA/FSA Eligible for Qualifying Customers
How to use your HSA/FSA on Ergonomic Chair
- Add to cart and select Flex at checkout
- Complete a quick consultation
- Receive your Letter of Medical Necessity
- Complete your purchase
See if you qualify for a Letter of Medical Necessity
Our streamlined consultation process will determine if you're eligible for a Letter of Medical Necessity, allowing you to make the most out of your pre-tax dollars.
Frequently Asked Questions
If you can’t find what you’re looking for, please reach out to support@withflex.com.
How do I use my HSA/FSA on Ergonomic Chair?
- At checkout, select "Flex | Pay with HSA/FSA."
- Enter your HSA/FSA card details and complete your purchase.
- If you don’t have your HSA/FSA card available, use a regular credit or debit card. Submit your purchase to your HSA/FSA administrator for reimbursement.
What is an HSA or FSA? Health Savings Accounts (HSAs) let you set aside pre-tax dollars to pay for qualified health expenses. Flexible Spending Accounts (FSAs) allow you to use pre-tax dollars for eligible health expenses.
How do I use my HSA/FSA with Flex? At checkout, select "Flex | Pay with HSA/FSA." Some products require a Letter of Medical Necessity.
Why is my HSA/FSA card being declined? The most common reason for declines is insufficient funds.
What if I don't have my HSA/FSA card available? If you don’t have your HSA or FSA card handy, still select “Flex - Pay with HSA/FSA” as your payment method.
What is a Letter of Medical Necessity (LMN)? A document from a licensed healthcare provider that verifies the medical necessity of a product or service.
How long is my Letter of Medical Necessity valid for? Your Letter of Medical Necessity is valid for 12 months from the date of issue.
What do I do with my Letter of Medical Necessity? You should keep it on file for at least three years in the event of an IRS audit of your HSA or FSA account.
Which Branch products are HSA/FSA eligible? All products shown in the Flex Marketplace are HSA/FSA eligible, some may require a Letter of Medical Necessity (LMN).
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