Reimbursement tool
Is your GLP-1 reimbursable from pretax funds? Pick the plan + indication and generate the Letter of Medical Necessity if your custodian asks for documentation.
Likely eligible
IRS Pub. 502 lists obesity treatment as eligible when prescribed by a clinician. Many custodians ask for a Letter of Medical Necessity (LMN) before reimbursing GLP-1s.
Letter of Medical Necessity
Letter of Medical Necessity Patient: [Name] Date: 7/23/2026 To Whom It May Concern, I am writing to certify that Wegovy is medically necessary for my patient to treat Obesity (BMI ≥30). The diagnosis is documented in the medical record, and Wegovy is FDA-approved for this indication. Per IRS Pub. 502, treatment of this condition is an eligible medical expense reimbursable from Health Savings Account (HSA) funds. Please process reimbursement accordingly. Sincerely, [Prescribing clinician] [NPI / state license] [Clinic address + phone]
Educational only. Confirm with your specific HSA/FSA/HRA custodian — interpretations vary.