Two payment models, one entitlement
Whether your insurer pays the hospital or you do makes no difference to whether you are covered. It makes an enormous difference to the next four weeks of your life.
Under direct billing — insurers variously call it direct settlement, cashless access or a direct billing service — the provider sends its invoice to the insurer and you settle only the shortfall: your excess, any co-insurance, and any item the plan does not cover. Under reimbursement you pay the provider in full at the point of treatment and claim the money back. Both are legitimate ways of running the same cover. The difference is who carries the cash-flow gap, and on an in-patient admission in a high-cost market that gap can be substantial and can persist for weeks.
The market convention is that in-patient and day-patient treatment at a network provider is settled directly, and out-patient treatment is reimbursed. But conventions are not guarantees, and the failure modes are specific, predictable and worth preparing for before you need them.
How the direct-billing arrangement is actually constructed
Direct billing is not a feature of your policy so much as a contract between your insurer and a hospital that you happen to benefit from. That distinction explains most of its behaviour.
Bupa Global settles directly with providers in its network so that members do not pay upfront, and describes service partners in 50 countries supporting that arrangement. Cigna operates direct settlement as its default, with one caveat that matters more than its brevity suggests: members who have selected a deductible or a cost share pay the provider directly for those amounts. William Russell operates a distinct direct billing service, evidenced by a membership card that carries the letters DB and used together with photographic identification at providers inside its medical network, where the provider bills the insurer.
Three features of that construction determine what happens at the desk.
First, the card is the credential. It proves an arrangement exists for you specifically. William Russell's product information document, dated 10 November 2025, contains a detail that shows how central the card is to the mechanism: where a member benefits from the direct billing service, cover is cancelled from the date the insurer receives the returned membership card, rather than from the date of the written instruction. A card in circulation is an open channel through which bills can arrive, and the insurer treats it accordingly. The cards remain the insurer's property and can be recalled.
Second, the hospital does not know your policy. It knows its contract with your insurer. A network provider treats you under an agreement that says nothing about your inner limits, your exclusions or your waiting periods. Wordings say this plainly and draw the obvious conclusion: below the value at which the provider is obliged to seek authorisation, it is your responsibility to claim only for treatment that is actually eligible. Get that wrong and the provider will come back to you for the ineligible portion — and repeated failure to repay can cost you the direct-billing facility and, in some wordings, your renewal.
Third, there is a threshold. Under the William Russell arrangement, a cashless provider must contact the insurer for pre-authorisation where treatment exceeds US$500. Below that, no one checks. Above it, the check happens whether or not you initiated it, which is why contacting the insurer in advance is recommended even when the provider is in-network: it removes a delay you would otherwise experience lying on a trolley.
The five ways direct billing fails
Every one of these is ordinary. None involves anything going wrong with your cover.
The hospital is out of network. You retain full entitlement — Bupa Global's own consumer guidance confirms members may still use out-of-network providers — but the payment route changes to reimbursement, and the insurer will only meet costs up to what is reasonable and customary in that country. Freedom to choose your hospital is not freedom to choose its prices.
The provider has never heard of your insurer. Common where you hold cover from a smaller or regionally-structured insurer, or where the insurer's local presence runs through an administrator or assistance company under a different name. The admissions clerk is looking for a name they recognise on a list. If it is not there, nothing you say at the desk will change the outcome.
The network is thin in that country. Aggregate network claims tell you nothing about depth in the city you live in. A provider count in the millions is compatible with two contracted hospitals in your capital, neither of them the one your neighbours actually use. This is the reason to check the specific hospitals you would use rather than the headline number.
A deposit or a guarantee of payment is required before admission. Many hospitals, particularly in the Gulf and across Asia, will not admit a non-emergency patient without either money on account or a written guarantee of payment from the insurer. The guarantee is issued by the insurer to the hospital, not by you, and it is issued only after the insurer has the clinical information it needs to assess eligibility. That is precisely why wordings ask for several days' notice of a planned admission, and why a same-day request may not complete in time.
It is a public holiday, a weekend, or three in the morning. Authorisation teams are not always reachable, and the emergency assistance line is staffed for emergencies rather than for authorising an elective procedure. Treatment proceeds; the billing arrangement does not.
In four of these five, you pay and reclaim. That is not a failure of the policy — but it is a cash-flow event, and it is the reason a plan with strong headline benefits and a weak local network can be the wrong plan for where you actually live.
Preparing for the day it does not work
The preparation is unglamorous and takes about twenty minutes.
Carry the card and carry the 24-hour number, in a form that survives a lost phone — a photograph is not much use if the phone is in the ambulance. Know your policy number and the exact name of your plan, because "I have Bupa" is not information an admissions department can act on and the plan name determines what you are entitled to.
Check the network before you need it, by naming the two or three hospitals you would realistically use rather than browsing a directory in the abstract. Confirm two separate things about each: that it is in-network, and that direct settlement is actually available there. Those are not the same question, and the second is the one that determines whether you reach for a credit card.
Understand what a guarantee of payment is and how long it takes, so that when a hospital asks for one you know to route the request through the insurer's pre-authorisation team rather than arguing at the desk. And know your cost-sharing position, because if you hold a deductible or cost share you are paying that portion to the provider directly whatever the billing arrangement — the interaction is set out in deductibles, excess and co-insurance.
If you are moving to a country where you suspect the network is thin, that is a question to settle before the policy incepts rather than at renewal. It bears on which insurer suits you at least as much as the benefit schedule does, and the structural differences between the major carriers are compared in IPMI plans compared.
Reimbursement, done properly
A reimbursement claim is a documentation exercise, and it fails on documentation rather than on eligibility.
It needs a claim form. Above a value threshold — US$500 in the William Russell wording — the treating doctor must complete and sign the clinical section. Take the form to the appointment: obtaining a consultant's signature after you have left the country is materially harder, and insurers do not pay the fee a doctor charges for completing a form.
It needs fully itemised invoices and receipts. Itemised means broken down by consultation, each test, each drug, theatre time and accommodation — not a single total. Assessors work line by line because eligibility differs line by line, and a lump-sum receipt is the most common reason a claim is returned rather than declined. Certain benefits also need a medical referral letter, typically physiotherapy, chiropractic and osteopathic treatment, out-patient mental health treatment, dietetic consultations and MRI, CT or PET scans. Retain the originals; wordings commonly require you to hold them for twelve months against an audit.
Currency conversion follows a defined sequence rather than a single exchange rate. The amount is calculated in your policy currency, excess and co-insurance are deducted, benefit limits are applied, and only then is the balance converted into the currency you have asked to be paid in. Where multiple invoices form one claim the historic rate for the final invoice date is commonly applied to all of them, and insurers state that they do not carry the exchange-rate risk between treatment and settlement. Some wordings name the source of the rate — an FX data provider, or a panel of named banks on the day of payment — which is worth knowing if you are claiming a large sum in a volatile currency.
Payment is made by bank transfer to you, or directly to the provider that gave the treatment. It will not be made for treatment not yet received, and it will not be repeated if you supply incorrect bank details and the money cannot be recovered.
What to check next
Confirm three things: whether your policy includes a direct billing entitlement at all and whether it appears on your certificate of insurance; which of your local hospitals are contracted for cashless access; and what your wording says about the notice period for a planned admission. The wider sequence a claim runs through, including the pre-authorisation penalties for getting that notice wrong, is set out in how an IPMI claim works.
Two structural points are worth carrying with you. Whether an insurer can operate a settlement network in your country at all is partly a licensing question, explored in admitted versus non-admitted insurance. And when a bill goes unpaid, the entity you need to deal with is the one carrying the risk rather than the one on the card — a distinction covered in who carries the risk, and one that becomes decisive if a claim is declined and you need to appeal.
Frequently asked questions
What is the difference between direct billing and reimbursement?
Under direct billing, sometimes called direct settlement or cashless access, the hospital invoices your insurer and you pay only the shortfall — your excess, any co-insurance and anything ineligible. Under reimbursement you settle the bill yourself and claim the money back afterwards. Direct billing is the norm for in-patient and day-patient treatment at network providers; reimbursement is the norm for out-patient treatment and for any treatment at a provider your insurer has no arrangement with.
Why did the hospital refuse my international insurance card?
Usually because there is no billing agreement between that hospital and your insurer, not because your cover is invalid. A membership card is evidence of an arrangement with a specific network, so it does nothing at a provider outside that network. Other common causes are a card issued without the direct-billing entitlement, a claim below the value at which the provider is obliged to seek authorisation, or an admission out of hours when the insurer's authorisation team is unreachable. In each case the cover still exists — you pay and reclaim.
Can I use a hospital that is not in my insurer's network?
Generally yes. Bupa Global's consumer guidance confirms that members can still use out-of-network providers. What changes is the payment mechanism rather than the entitlement: you are far more likely to have to pay the provider yourself and claim back, and the insurer will only reimburse up to what is reasonable and customary for that country, so any excess over the local going rate is yours. Check the position for the specific hospital before treatment rather than assuming.
What is a guarantee of payment and how long does it take?
It is a written undertaking from the insurer to the hospital confirming it will settle eligible costs, and it is what allows an admission to proceed without a deposit. It is issued after the insurer has obtained the clinical information it needs, which is why wordings ask for several days' notice of a planned admission. It is not instant, it cannot be issued for treatment the insurer has not yet assessed, and out of hours it may not be issued at all until the next working day.
What documents do I need for a reimbursement claim?
A completed claim form — with the clinical section signed by the treating doctor above the value threshold in your wording — plus fully itemised invoices and receipts broken down by treatment, service and drug rather than shown as a single total. Certain benefits additionally require a medical referral letter, typically physiotherapy, chiropractic and osteopathic treatment, out-patient mental health treatment, dietetic consultations and MRI, CT or PET scans. Keep the originals, commonly for twelve months.
If I have chosen a deductible, will direct billing still work?
Partly. Cigna states that direct settlement is its default but that members who have selected a deductible or cost share pay the provider directly. The practical effect is that cost-sharing is collected from you at the hospital rather than netted off by the insurer, so a plan with a large deductible behaves more like a reimbursement plan for smaller claims. It is worth knowing before you choose a deductible to reduce the premium.
Why does my insurer want the membership card back when I cancel?
Because the card is what lets a hospital bill the insurer directly. William Russell's product information document states that where a member benefits from its direct billing service, cover is cancelled from the date the returned membership card is received — not from the date of the cancellation request. That is a real financial detail: an unreturned card can extend the period you are charged for, and the cards typically remain the insurer's property throughout.
This guide is general information only and does not constitute financial, legal, medical or tax advice. Global Investments is not authorised by the Financial Conduct Authority. Insurance products, benefit schedules and premiums are revised regularly, and mandatory health insurance requirements change frequently — in several jurisdictions they are described differently even between official sources. Nothing here is a recommendation of any product or insurer. Confirm the legal position with the relevant regulator or a locally qualified adviser, and confirm cover terms with the insurer, before acting.