What international health insurance is, and how it works.

An international policy arrives as a thick pack, and the thickness is misleading. Most of it is a benefits table — the most comparable page in the pack and the least decisive. Four things determine how the contract behaves, and three of the four are usually decided on the application form before anyone thinks of them as decisions at all.

The area of cover states the territory inside which the policy responds at all. It outranks every benefit beneath it, because a benefit is only a benefit somewhere: a million-dollar ceiling and an excellent evacuation clause both evaluate to zero in a country your area of cover does not name.

The underwriting basis decides what your medical history does to the contract, and when you find out. Two doors exist in this market and they hand you the same information at opposite ends of the relationship — one before you pay, one when you claim.

The renewal clause decides whether the policy can leave you. It is administrative at thirty-five and it is the whole policy at sixty, because by then the health you would have to declare to a new insurer is no longer the health you declared to this one.

The cost-sharing stack — deductible, co-insurance, co-payment and above all the out-of-pocket maximum — decides the size of a bad year. The annual ceiling is the number everyone compares; the cap on your own share is the number that decides a catastrophe.

Read those four against the life you have now, and the rest of the pack becomes what it always was: a description of a product family, not a description of your contract.

Your medical history affects the terms an insurer may offer. Full medical underwriting and moratorium are two approaches; transfer arrangements can introduce others. Ask which basis applies to your own application.

Full medical underwriting asks you to declare your history on the application form. The insurer reads it and answers in writing: accepted, accepted with a named condition excluded, or accepted with a loading on the premium. An application can also be declined. The resulting schedule gives you a written basis for assessing the offer. It does not guarantee every future claim: benefits, exclusions, disclosure and authorisation requirements still apply.

A moratorium can simplify the initial medical application, but its definition and qualifying period are specific to the insurer and plan. Prior conditions remain subject to those terms, and eligibility may be assessed when you claim. Continuing symptoms, treatment or medication can prevent a qualifying period from being completed. It is not a promise to cover an ongoing condition.

The definitions are not standard, and the differences are the part most summaries drop. Allianz Care publishes a moratorium in which a pre-existing condition becomes eligible only once you have completed a continuous 24-month period after your start date in which you have not had symptoms, needed or received treatment, medication, a special diet or advice, or had any other indications of it — that last clause is the half that decides cases. AXA Global Healthcare publishes a different construction: conditions from the last five years excluded until two continuous trouble-free member years have passed, alongside full underwriting and a third basis, continued medical exclusions on transfer, for someone arriving from another insurer. AXA also publishes an age rule worth knowing early: from 80, only the full-underwriting or transfer bases are accepted.

Do not transfer an underwriting promise between products or countries. An employer scheme can use a different basis from an individual plan with the same brand. Compare the application, special terms and issuing entity, then ask for written confirmation of how your history will be treated. Ourinsurer comparison guide links the specific documents behind its summaries.

One carrier in the set we read resolves the question by removing it. Swisscare's single emergency-only plan is issued instantly with no underwriting at all, and pre-existing conditions blanket-excluded instead. Fast to buy is not the same as insured for your history, and the sold-on-fixed-terms structure means a fresh pre-existing assessment each time the contract restarts.

Which door is right depends entirely on a health history this page cannot see. A clean history and a slow week make full underwriting the obvious choice, because certainty is free to you. A complicated history makes it the conversation worth having properly, with the application in front of both of us — and it is the single most common reason a review takes the full forty-five minutes.

The fear people arrive with is that claiming will make the policy expensive. On the paper we read, that is largely not how it works, and several carriers say so in print. Bupa Global's plans brochure prints "no cancellation of policy based on claims pattern / history" as a Yes on all five tiers. Cigna Global's policy rules state at clause 13.1 that a decision not to renew "shall not be based on your claims history or any illness, injury or condition suffered by any beneficiaries". AXA Global Healthcare says plainly that making a claim will not by itself put your premium up — and, in the same breath, that premiums still move with age and medical inflation. Allianz Care's renewal is automatic, conditional on the plan still existing and cover still being possible where you live, with an undertaking not to add restrictions personal to a member for conditions that started after the policy began.

Then the half nobody quotes. Cigna's same clause 13.1 opens with the words "If we determine to renew", and no lifetime guarantee is published. Bupa's brochure prints automatic renewal and the claims-history undertaking and then stops — no lifetime or guaranteed-renewal wording appears anywhere in it. AXA's plans are annual with no lifetime-renewal guarantee published. Global Health (Foyer) runs a twelve-month contract tacitly renewed if neither party opposes renewal, with one exception worth knowing: cover ends after five consecutive years for those temporarily resident in Germany. APRIL International's product page is the most lifetime-shaped in the set — cover "for as long as you want" — while its 2026–2027 terms renew the membership automatically unless either party terminates at the anniversary. We quote both halves of each, because the second half is what a fifty-eight-year-old is actually buying.

What genuinely moves the premium is age, and the shape of that climb is not the same everywhere. It is visible in the index data, and it is the finding we think is worth the most to a thirty-two-year-old: the countries with the kindest entry price frequently have the steepest climb afterwards. Qatar quotes about $6,553 for the thirty-five-year-old profile — less than Germany, Austria or Belgium — and about $12,052 for the fifty-year-old, within a few hundred dollars of Switzerland. That is a multiple of 1.84, the steepest in the fifty. The United States, already at the ceiling, has the flattest at 1.19.

That multiple is our own arithmetic on SIP's published figures rather than a SIP finding, and it is not a clean age effect: the two profiles differ in sex and nationality as well as in age. What it does show, and shows clearly, is how much steeper the same comparable plan gets across those two profiles in one country than in another — which is a real and checkable thing even though it is not a controlled experiment.

The practical consequence is the one this practice repeats most often. A policy bought at thirty-two on the strength of its premium is a policy you will still be holding at fifty-five, when the premium is a different animal and your health history may have closed the door to moving. So the question in a review is never what a policy costs now. It is what it will cost when you are least able to change it.

We advise on this product for a living, so read the next paragraphs knowing what they cost us. There are five situations in which the honest answer to "which international policy should I buy?" is none — not as a provocation, but as the direct consequence of rules verified against primary sources across the countries this site covers.

1. A compulsory system already has you. The Netherlands fines you, Switzerland gives you ninety days, Germany enrols employees through payroll, Japan requires application within fourteen days and back-bills two years. In all four the international policy you proudly hold does not exempt you — liability follows your situation, not your existing cover — so buying international cover on top means paying twice for the base layer while the enforcement runs its course anyway. The intelligent spend in compulsory countries is small and local.

2. A treaty already covers you. The least-known money-saver in this practice. A Swiss employee seconded to Tokyo can remain in Swiss insurance and be excluded from Japanese national health insurance with a certificate of coverage. A Swiss national moving to Montreal may skip Quebec's three-month RAMQ wait under the Québec–Switzerland agreement. UK, Irish and eight other passports carry reciprocal Medicare into Australia. Every one of those is cover you already own through your nationality or your secondment, and every year people buy twelve months of insurance to duplicate it. Thirty minutes on the treaty question, before pricing anything.

3. The local requirement is the wrong shape for it. Spanish consulates reject international policies for the non-lucrative visa almost by construction: a sin copagos clause fails any policy with an excess, at any size, and they require an insurer authorised in Spain. Costa Rica's residency requires the CAJA specifically, by statute; no private policy substitutes. In both countries a policy bought for the visa can fail the visa — and once you hold the compliant local product, the international layer has to justify itself against a much smaller remaining gap.

4. You are permanently in one country, inside its system.Portability is this product's defining feature, and someone settled for good in one country enrolled in its public system is paying for a feature they will never use. The French resident with a carte vitale needs a mutuelle, not a global policy; the settled Portuguese resident needs a small private layer against SNS waits. Keep international cover while the "indefinitely" is genuinely uncertain — which it often is in year one and often is not in year five — and resize when the answer firms.

5. The money would be better held than spent. For a young, healthy, childless arrival in a country with a functional public system and modest private prices, a maximal international policy can cost more per year than the realistic worst season of self-paying. We would never say this of the United States, of evacuation-shaped geographies, or of anyone with dependants or conditions — there the tail risk is the whole point. Insurance is for the losses you cannot carry. Price what you are actually carrying first.

And the counterweight, stated as plainly as the argument, because an adviser who gives you only one side of this has given you half a reading. Cover is underwritten against the person applying on the day, so a continuous policy held since your thirties carries the terms of a thirty-something's health history — and that person stops existing the moment there is a gap. Do not buy andcancel what you hold are different recommendations that deserve different reasoning. In our review work, "keep the old policy, drop the duplicate layer" is a far more common conclusion than "cancel everything".