Before you start

A BSN from gemeente registration
A residence permit or EU registration that makes you legally insurable — you generally cannot insure while a permit decision is pending
A Dutch IBAN for the monthly premium direct debit
DigiD, to claim zorgtoeslag and to use most patient portals

Step-by-step

1
Buy the basisverzekering, backdated, inside four months
Compare on price, service and contracted hospitals only — the covered treatments are set by law and are the same everywhere. Set the start date to the day you became insurable, not the day you sign. Decide separately whether an aanvullende package for dental, physiotherapy or glasses is worth it, since the basic policy excludes adult dental almost entirely.
OnlineWho: You — every adult buys their own policy; under-18s are free on a parent'sHard deadline of 4 months after becoming insurable≈€142-185 per month in 2026, averaging about €159
2
Register with a huisarts the week you have an address
Practices take patients only from their own catchment postcodes and many across Rotterdam are closed to new registrations. Search by postcode, call rather than emailing, and take the first practice that says yes even if it is not the nearest. Ask explicitly whether consultations in English are available.
In personWho: You, at a practice covering your postcodeBefore you are ill; some practices have long listsFree — GP visits are exempt from the excess
3
Understand the eigen risico and what it does not cover
The first €385 of most care in a calendar year comes out of your pocket. GP consultations, maternity care and care for under-18s are exempt; prescriptions, lab tests, scans, specialists and ambulance transport are not. The excess resets on 1 January, which is why people cluster elective referrals.
OnlineWho: YouPer calendar year€385 in 2026
4
Claim zorgtoeslag if your income is under the threshold
The healthcare allowance is paid monthly in advance by Dienst Toeslagen through Mijn Toeslagen with DigiD, and is reconciled against your actual year-end income. It can be claimed retroactively for the current year. It is means-tested on both income and assets, and plenty of eligible lower earners simply never apply.
OnlineWho: You, via Mijn ToeslagenAny time; retroactive within the yearFree to apply
5
Learn the out-of-hours routing before you need it
During surgery hours, call your own huisarts. Evenings, nights and weekends, call the Huisartsenposten Rijnmond and be triaged by phone — not the hospital. Call 112 only for genuine emergencies. Turning up at an emergency department unreferred for a non-emergency is discouraged and can leave you with a bill against your excess.
In personWho: You and your householdKnow it from day one112 free; the huisartsenpost is covered like a GP visit

Documents you’ll need

BSN
Passport or national ID card
Residence permit or proof of legal registration
Dutch IBAN for the premium direct debit
DigiD, for zorgtoeslag and patient portals

Things most newcomers don’t know

Insuring late does not save you money — the policy backdates and you pay for cover you never had.

The obligation starts the day you become insurable, usually your residence permit or registration date. Buy at month three and the insurer charges premiums from month zero, while nothing you spent in that gap is reimbursed. You get the worst of both: retroactive premiums and no retroactive cover. On top, the CAK can impose a fine and then arrange insurance for you at a worse price.

Source: Government.nl; CAK

Every insurer sells the identical basic package, so a more expensive basisverzekering buys you nothing extra.

The Dutch government defines the covered treatments, and insurers may not vary them. What varies is the premium, the service, whether your preferred hospital is contracted, and whether the policy is a restitutie type that reimburses any provider or a natura type that pays only contracted ones. People routinely pay a premium for a brand name in the belief they are buying better cover. They are not.

Source: Zorgverzekeringslijn

In Rotterdam the scarce resource is a GP, not a policy, and catchment areas are enforced.

Practices accept patients only from defined postcodes, and shortages are acute in parts of Rotterdam-Zuid where list sizes are largest. If you register with a practice and then move across the river, you generally have to start the search again. Register the week your address is fixed, take whichever practice accepts you, and treat a nearby practice as a luxury rather than a given.

Source: community-reported

Erasmus MC changes the calculation for anything serious, and referral routing is worth knowing.

Rotterdam has the country's largest university medical centre and the Sophia children's hospital on the same campus, so highly specialised treatment is local rather than a trip to another city. But access runs through your huisarts's referral and through whether your insurer contracts that hospital — a natura policy with Erasmus MC out of network can leave you paying a share. Check the contracted-hospital list before choosing a policy, not after.

Source: community-reported

Common mistakes to avoid

Waiting for HR to arrange health cover that no Dutch employer provides, and blowing the four-month deadline.
Paying more for a basisverzekering in the belief it covers more — it is legally identical everywhere.
Assuming GP care being free means the tests and referrals it generates are, when those hit the €385 excess.
Leaving the huisarts search until you are ill, then finding every practice in your postcode is closed to new patients.
Choosing a natura policy without checking whether Erasmus MC and your nearest hospital are contracted.

Some of this may be out of date. Spotted something inaccurate? Help us keep it right for the next newcomer.