Medical Emergency Fund Calculator
Know how much to set aside for health emergencies
A medical emergency fund prevents a health crisis from becoming a financial one. This calculator sizes your target based on your actual insurance plan, dependents, and risk tolerance.
In case of job loss
Family members on your plan
How much of worst-case do you want covered?
HSA + dedicated savings
Disclaimer: This calculator provides estimates for educational and informational purposes only. It does not constitute tax, legal, financial, or medical advice. Results depend on individual circumstances and may not reflect your actual costs. Always consult a qualified professional (CPA, licensed insurance agent, or financial advisor) for decisions about your specific situation. Data reflects approximate 2026 figures from IRS, CMS, and HHS sources.
Building a Medical Emergency Fund
A medical emergency fund sits between your regular savings and your health insurance to cover the gap — your deductible, coinsurance, and unexpected costs that insurance does not fully cover. Without this buffer, a medical event can quickly become a financial crisis.
The ideal target depends on your plans cost-sharing structure and your risk tolerance. At minimum, cover your annual deductible. For more complete protection, save enough to cover your full out-of-pocket maximum plus several months of premiums.
Sources: IRS, CMS, HHS, KFF, Healthcare.gov.
Frequently Asked Questions
How much should I save for medical emergencies?
A good rule of thumb is to save enough to cover your annual out-of-pocket maximum plus 3 months of premiums (in case of job loss). This ensures you can handle a worst-case medical year without going into debt. Your HSA balance counts toward this target.
Should I use my HSA as an emergency fund?
Your HSA can serve as part of your medical emergency fund, with the added benefit of tax-free withdrawals for qualified medical expenses. However, if you are investing your HSA for long-term growth, consider keeping a separate cash buffer for predictable annual costs and reserve the HSA for unexpected expenses.