Gym guide · checked August 2026

Can you use your HSA or FSA for Equinox?

Yes, when a physician documents that exercise treats a diagnosed condition — and at Equinox’s price point, the pre-tax math is at its most meaningful. Equinox has also worked with HSA/FSA payment platforms directly; an independent Letter of Medical Necessity does the same job without tying you to one payment provider, and it covers you at any gym.

What you need

  • A diagnosed condition that exercise treats
  • A Letter of Medical Necessity dated before the membership period claimed
  • Itemized membership billing from your Equinox account

The steps, in order

  1. Get the letter first
  2. Pay Equinox normally; save itemized statements
  3. Submit the claim (FSA) or self-reimburse (HSA) with letter + statements retained
  4. Renew the letter every 12 months

Source: Flex: Equinox and HSA/FSA payments. Policies change and employer plan designs vary — your administrator makes the final reimbursement decision. This page is general information, not tax or medical advice.

Need the letter itself?

A board-certified physician reviews your health profile and, when clinically appropriate, issues a signed Letter of Medical Necessity the same day — with the diagnosis, ICD-10 code, duration, NPI and license your planlooks for. $69, full refund if a letter isn’t issued. The eligibility check is free.

Check if I qualify →

Common questions

Roughly how much does the tax break save on an Equinox membership?

Pre-tax dollars typically save 30–40% depending on your bracket. On a high-end membership that is thousands of dollars a year, which is why documentation done right matters here more than anywhere.

Equinox offers an HSA/FSA payment option — do I still need a letter?

Any compliant path requires a medical-necessity determination. An independent physician letter is portable: it is yours, it works with any administrator, and it is not tied to one club’s payment platform.

Does a MedSlip letter cover club dues and personal training?

The letter names what the physician prescribes. Membership and supervised training can each be named when clinically appropriate — tell us what you are claiming during intake.

Keep reading
The complete Letter of Medical Necessity guide (2026)Is a gym membership HSA/FSA eligible?What qualifies for an LMN: the full catalog