Is Air Purifier HSA or FSA eligible?

Is Air Purifier HSA/FSA Eligible?

Category: Medical Devices & Equipment · Updated 2026-07-25

NEEDS LMN

The Ruling

Eligible only when purchased to treat a diagnosed condition such as asthma or severe allergies, and only with a Letter of Medical Necessity from a provider.

Reference: IRS Pub. 502, "Capital Expenses"

Typical price$100-400

Letter of Medical NecessityRequired

CategoryMedical Devices & Equipment

Get a Letter of Medical Necessity

A same-day telehealth LMN service can qualify this purchase for HSA/FSA funds if a provider ties it to a diagnosed condition.

Check LMN eligibility →

What actually has to be in an LMN →

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This page reflects IRS Publication 502 guidance and is for informational purposes only. Eligibility can vary slightly by plan administrator — when in doubt, confirm with yours before purchasing.