Research · 10 min read
Using an HSA or FSA for a GLP-1 Program
The account does not decide what qualifies. A published federal definition does, and it turns on what an expense is for rather than on what it was called at checkout.
Key takeaways
- These accounts pay for qualified medical expenses, defined as medical care under Code section 213(d), and only where not compensated by insurance or otherwise.
- Publication 502 allows weight-loss costs where the weight loss treats a specific disease diagnosed by a physician, and disallows them where the purpose is appearance or general well-being.
- A prescribed drug is defined as one requiring a prescription by a doctor for use by an individual, and apart from insulin, unprescribed drugs are not includible.
- An itemized receipt separating medication, consultation and membership is what lets an administrator decide instead of guess.
- HSA expenses incurred before the account was established do not qualify, and non-qualified distributions face income tax plus a possible additional 20 percent tax.
- Health FSAs are generally use-it-or-lose-it, and a plan may offer a grace period or a carryover but never both.
Answer first: the expense qualifies, not the program
A health savings account and a health flexible spending arrangement both pay for qualified medical expenses. Neither one keeps a list of approved companies, and neither one cares what a program calls itself.
What matters is what a specific charge is for. A telehealth bill can bundle a consultation, a medication, and a membership into one number, and those three do not necessarily share an answer.
So the practical work is unbundling. Ask the program for an itemized receipt that names each charge separately, then take that to whoever administers your account.
Two parties decide your case. The administrator that applies the rules to your claim, and a tax professional if the answer affects your return.
What each account is
A health savings account is yours. It receives contributions from you, an employer, or someone else on your behalf, and distributions used to pay qualified medical expenses are not taxed. You do not have to withdraw from it in any given year.
A health flexible spending arrangement is an employer-sponsored arrangement funded by your own salary reduction, and by employer contributions where a plan allows them. Reimbursements used for qualified medical expenses are not taxed.
A health reimbursement arrangement is funded by an employer only. Employees do not contribute to one, and reimbursements used for qualified medical expenses are not taxed.
The differences that matter here are about timing and ownership, not about what qualifies.
What a qualified medical expense actually is
IRS Publication 969 defines it for these accounts by pointing at the tax code. In general, qualified medical expenses means amounts paid for medical care as defined in Code section 213(d), for you, your spouse, and your dependents.
There is a condition attached in the same sentence, and it is easy to read past: only to the extent the amounts are not compensated for by insurance or otherwise. An amount a plan already paid is not also yours to reimburse.
Publication 502 is the document that describes what those medical expenses are, item by item. It is written around the itemized deduction, and it is also the reference the accounts lean on for what counts as medical care.
Both publications are revised for each tax year. Read the edition that matches the year you are spending in, and do not assume a rule you learned once still reads the same way.
The rule that decides most weight-loss questions
Publication 502 addresses weight loss directly, and the rule turns on purpose. You can include amounts you pay to lose weight if it is a treatment for a specific disease diagnosed by a physician, and the publication gives obesity, hypertension and heart disease as examples.
The same publication states the other side just as plainly. You cannot include the cost of a weight-loss program if the purpose of the weight loss is the improvement of appearance, general health, or a sense of well-being.
There is a further detail people miss. Where the treatment is for a specific disease diagnosed by a physician, fees for membership in a weight reduction group and fees for attendance at periodic meetings can be included. Where it is not, neither can.
Gym, health club and spa membership dues are not includible either way. Separate fees charged at those places for weight loss activities can be.
Prescribed medicines, as the publication defines them
Publication 502 says you can include amounts you pay for prescribed medicines and drugs, and it defines a prescribed drug as one that requires a prescription by a doctor for its use by an individual.
It also draws the boundary. Apart from insulin, you cannot include amounts paid for a drug that is not prescribed.
That definition is the useful thing to carry into a telehealth bill, because a bill often does not separate the medication from everything around it. A line that names the medication is a different item from a line that names a membership.
Where a charge covers several things at once, the administrator handling your claim is the party that decides how to treat it. An itemized receipt is what lets them decide rather than guess.
Timing rules that quietly cost people money
For a health savings account, expenses incurred before you establish the account are not qualified medical expenses. State law determines when an account is established, and an account funded by a rollover is treated as established on the date of the earlier account.
Money taken out of a health savings account for anything else is treated differently. The amount withdrawn is subject to income tax and may be subject to an additional 20 percent tax.
A health flexible spending arrangement runs on a plan year and is generally use-it-or-lose-it. A plan can provide a grace period of up to two and a half months after the plan year ends, or it can allow a limited carryover of unused amounts into the following plan year. It cannot do both.
One more interaction is worth knowing. Where a health reimbursement arrangement reimburses an expense, you cannot also include that expense in your medical expenses.
How to get a real answer for your own program
Ask the program for an itemized receipt before you pay, and ask that it name each charge separately. A single total is the hardest document to get reimbursed and the easiest to have questioned later.
Ask your administrator what documentation it requires for this kind of expense, and ask before you submit rather than after a card is declined. Administrators answer this question constantly and they answer it in writing.
Where the answer turns on whether treatment is for a specific disease diagnosed by a physician, that determination belongs with the clinician treating you and the record they keep. It is a medical documentation question before it is a tax one.
And where real money rides on the answer, ask a tax professional. The publications describe general rules, your facts are specific, and only one of those two things is on your return.
Sources
- Publication 502 (2025), Medical and Dental ExpensesWhich weight-loss costs count as medical expenses, and which do not.
- Publication 969 (2025), Health Savings Accounts and Other Tax-Favored Health PlansHow HSAs and health FSAs are funded and taxed, the use-it-or-lose-it rule, grace periods and carryovers.
Frequently asked questions
Can I use an HSA or FSA to pay for a GLP-1 program?
These accounts pay for qualified medical expenses, which Publication 969 defines as amounts paid for medical care as defined in Code section 213(d), and only to the extent not compensated for by insurance or otherwise. Nothing in that turns on which company you bought from. It turns on what a particular charge is for, which is why an itemized receipt matters more than the program's name. Your plan administrator applies these rules to your claim, and a tax professional is the right party where the answer has consequences on your return.
Does a weight-loss program count as a medical expense?
Publication 502 makes it depend on purpose. Amounts you pay to lose weight can be included if the weight loss is a treatment for a specific disease diagnosed by a physician, and the publication names obesity, hypertension and heart disease as examples. Where the purpose is the improvement of appearance, general health, or a sense of well-being, the publication says the cost cannot be included. Membership fees in a weight reduction group and fees for periodic meetings follow the same split. Gym, health club and spa dues are not includible either way.
What about the medication itself?
Publication 502 states you can include amounts you pay for prescribed medicines and drugs, and defines a prescribed drug as one that requires a prescription by a doctor for its use by an individual. Apart from insulin, amounts paid for a drug that is not prescribed cannot be included. That definition is what to hold a bill against. Where a single charge covers a medication together with a consultation or a membership, the administrator processing your claim decides how to treat it. An itemized receipt is what makes that possible.
Is a required membership fee reimbursable?
It depends on what the fee is for and how it is documented, and that is a determination for your plan administrator rather than for a comparison site. Publication 502 does treat some program fees as includible where the weight loss treats a specific disease diagnosed by a physician. That covers membership in a weight reduction group and attendance at periodic meetings. It also excludes gym, health club and spa dues in all cases. Ask the program to itemize the fee separately from the medication, then ask your administrator what it needs.
What happens if I use HSA money for something that does not qualify?
Publication 969 states that distributions taken for other reasons are subject to income tax and may be subject to an additional 20 percent tax. There is a related trap on timing: expenses incurred before you establish the account are not qualified medical expenses, and state law determines when an account is established. An account funded by a rollover from an earlier account is treated as established on the earlier date. These are the rules worth checking before a withdrawal rather than at filing time.
My FSA money expires at the end of the year. Is that right?
Health flexible spending arrangements are generally use-it-or-lose-it, so amounts left at the end of a plan year generally cannot be carried into the next one. Plans have two options they can offer instead. A grace period of up to two and a half months after the plan year ends, during which qualified expenses can be paid from what is left. Or a carryover of a limited amount of unused funds into the following plan year, which the IRS sets annually and a plan may set lower. A plan that adopts a carryover is not permitted to also offer a grace period.