Health Insurance vs MLS Calculator Australia

What this calculator does

The Medicare Levy Surcharge private health calculator answers a common Australian question: is it cheaper to buy private hospital cover, or to pay the surcharge that applies when you do not have it? It estimates the surcharge you would face given your income and household, then compares that against the cost of a private hospital premium, so you can see which path leaves more money in your pocket.

The surcharge exists to nudge higher earners toward private cover. For people near the income levels where it applies, the maths can go either way, and this tool makes the comparison concrete instead of guesswork.

How the comparison works

The calculator brings together two numbers:

• The surcharge you would pay without appropriate private hospital cover, based on your income and whether you are assessed as single or as a family
• The premium you would pay for a qualifying private hospital policy

It then shows the difference. When the surcharge you avoid is larger than the premium, buying cover can save money and give you a private policy on top. When the premium is larger, paying the surcharge may be the cheaper option in pure cash terms.

Why this decision matters

For higher earners, the surcharge is a real annual cost that many people do not notice until tax time. Because it only applies without appropriate cover, it effectively puts a price on going without private hospital insurance. That changes the way you should think about a premium: part of its cost is offset by the surcharge you no longer pay.

The calculator surfaces that offset. Instead of comparing a premium against zero, you compare it against the surcharge it removes, which is the fair way to judge whether cover is worth it for your income.

Who should use it

• Higher earners deciding whether to take out private hospital cover
• People near the income thresholds where the surcharge starts to bite
• Couples and families weighing a household policy against the family surcharge
• Anyone reviewing cover who wants to check it still makes financial sense

Reading the result the right way

When the calculator shows that cover saves money, it means the surcharge you would otherwise pay is larger than a qualifying premium. In that case you effectively get private hospital cover for less than the surcharge you avoid, which is a genuinely good outcome: you keep more money and gain a policy. When it shows the premium is larger, it means going without cover and paying the surcharge is cheaper in pure cash terms.

There is also a middle ground worth watching. If the surcharge and the premium are close, the decision is finely balanced, and small changes in your income or the premium you choose can tip it either way. Near that point, the non-financial benefits of cover often become the deciding factor rather than the dollars.

It helps to run the comparison at a realistic premium rather than the cheapest possible policy. A basic qualifying hospital policy is the fair thing to compare against the surcharge, because that is the minimum cover that removes it. Comparing the surcharge against an expensive comprehensive policy can make cover look worse than it needs to, when a simpler policy would have exempted you just as well.

Timing and the loading on later cover

There is a longer-term angle the annual comparison does not capture. In Australia, delaying private hospital cover can lead to a loading being added to premiums if you take it out later in life, which raises the future cost of cover the longer you wait. That means a decision to skip cover now is not purely about this year's surcharge; it can also affect what cover costs you down the track.

The calculator focuses on the current-year trade-off, so keep this timing effect in mind alongside the figures. If you are close to the point where cover pays for itself, the prospect of a future loading can strengthen the case for taking out a policy sooner rather than later.

Things to keep in mind

The surcharge is tiered by income and depends on your household situation, and the income measure used for it can differ from your ordinary taxable income. The calculator applies the current structure to the figures you enter, so accurate inputs matter. Thresholds and rates can change, and the tool reflects the maintained figures rather than any personal ruling.

Only an appropriate level of private hospital cover exempts you from the surcharge. Extras-only cover does not qualify, so make sure any premium you compare is for a policy that actually meets the requirement. The calculator assumes it does.

Money is not the only factor. Private cover brings benefits such as choice of provider and shorter waits for some procedures, which have value beyond the surcharge comparison. Weigh those alongside the numbers rather than deciding on cost alone.

Getting the most from it

Enter your real income and household status first, then try a couple of realistic premium figures to see where the balance tips. If the surcharge you would avoid comfortably exceeds a basic qualifying premium, cover often makes sense. If the premium clearly exceeds the surcharge, you can weigh the non-financial benefits against the extra cost.

Use the result as a starting point for a proper look at policies, and confirm your surcharge position and the details of any cover with the relevant authority or a licensed adviser before deciding.

This is general information to help you plan and compare, not financial advice.

About This Medicare Levy Surcharge vs Private Health Calculator

Use this Medicare Levy surcharge vs private health calculator to get an instant, accurate estimate. The figures follow official ATO guidance and every rate and threshold is kept up to date for 2026. Adjust the inputs above to match your situation, or browse all our calculators to plan your next step.