Quick answer: Caja enrolment is mandatory for legal residents and costs roughly 7–11% of declared income, commonly landing around $100–350 per month. It covers everything including pre-existing conditions from day one, with waiting times for non-urgent care. Local private insurance through INS runs roughly $60–250 per month but does not cover pre-existing conditions. Most established residents run both.
Layer one: the Caja
The Caja Costarricense de Seguro Social has been mandatory for residents since 2010, and enrolment is a condition of maintaining legal status — lapsed contributions can jeopardise renewal. Contributions comprise health insurance (SEM) and pension (IVM) components, assessed against the income declared during your residency application.
The calculation deserves attention because it determines a recurring cost for as long as you live there. The Caja publishes income bands with corresponding rates, updated periodically. During the residency interview there is scope to declare net rather than gross income by accounting for deductions, and the resulting figure sets your ongoing contribution. This is worth understanding with your attorney at application rather than discovering afterward.
What you get is comprehensive: consultations, hospitalisation, surgery, prescriptions, chronic disease management, with no charge at point of care and — importantly — coverage of pre-existing conditions from day one. The trade-off is waiting times for elective and non-urgent procedures, which can be long.
Layer two: local private insurance
Private cover through INS, the state-owned insurer, or other providers runs roughly $60–250 per month depending on age and plan. It buys speed and choice: an appointment this week rather than in months, a specialist you selected, scheduled procedures at times that suit you.
The critical limitation is that INS does not cover pre-existing conditions. This is the mirror image of the Caja, and it is why the two layers complement rather than duplicate each other. Someone with an existing condition who relies solely on private cover has a significant gap; the Caja fills exactly that gap.
Layer three: international coverage
International policies cost more but travel with you and can include treatment outside Costa Rica, evacuation and repatriation. They suit people who spend significant time in multiple countries, who want access to specific facilities abroad, or who want the option of treatment in their home country for a serious diagnosis.
One point to be unambiguous about: US Medicare does not travel. It does not cover care received outside the United States except in narrow circumstances. Retirees who assume Medicare will follow them are planning against a gap that can be very expensive.
What most people actually do
The common configuration is Caja plus private. Caja because it is compulsory and covers catastrophic and chronic care including pre-existing conditions; private, typically in the $150–400 range for good access, for speed and English-language convenience. Out-of-pocket payment is also viable for routine care given the prices — a GP visit around $75, a specialist $100 and up.
Whether to add international cover comes down to how much time you spend elsewhere and how much you value the option of treatment abroad.
What to sort out before you move
Establish insurability while you are still healthy — terms available at 58 differ substantially from those at 63 after a diagnosis. Map the specific specialists you need rather than relying on general reassurance about quality. Assemble and translate your medical records. And factor drive time to a full-service hospital into where you buy, because specialised care concentrates in San José and that geography decision is fixed once made.
Understanding your Caja assessment
Because this is a permanent recurring cost, it repays attention at the point it is set rather than after.
Contributions comprise the SEM health component and the IVM pension component, assessed against income declared during the residency process. The Caja publishes income bands with corresponding rates, updated periodically, and the commonly cited range is roughly 7–11% — in ballpark terms $100–350 per month for an individual or couple.
The point most people miss: during the residency interview there is scope to declare net rather than gross income, accounting for deductions such as insurance, medical costs and taxes, and that net figure drives the ongoing assessment. This is a legitimate part of the process, not a manoeuvre, and it is worth walking through with your attorney rather than declaring a gross number reflexively.
Contributions must stay current — lapses can jeopardise residency renewal, which makes this an immigration matter as much as a healthcare one.
The pre-existing condition asymmetry
The single most important structural fact in this comparison. The Caja covers pre-existing conditions from day one. INS and most private insurers do not.
That asymmetry is exactly why the two layers complement rather than duplicate. Someone with a managed chronic condition — diabetes, cardiac history, an autoimmune condition — who relies solely on private cover carries a serious gap precisely where they are most exposed. The Caja fills it, comprehensively and without additional charge at the point of care.
It also means the sequencing advice matters: establish private insurability while you are still healthy, because terms available at 58 in good health differ substantially from those available at 63 after a diagnosis.
The gap during your application
An underappreciated planning point. Caja enrolment follows residency approval, and DGME processing runs 6–18 months with a further 2–3 months for the DIMEX card. So there is a period — potentially well over a year — during which you may be living in Costa Rica with no Caja coverage.
During that window you are reliant on private or international cover, and travel policies are designed for trips rather than residence, with claims potentially denied where the insurer determines you were living somewhere. Get proper cover for the application period specifically, and be clear with the insurer about your circumstances.
Where you live is a healthcare decision
Specialised care concentrates in San José, with the major private hospitals — CIMA, Clínica Bíblica, Hospital Metropolitano — in the Central Valley. That is a substantial part of why so many retirees settle in Escazú, Santa Ana, Atenas and Grecia rather than the coast.
Coastal living is entirely viable, but drive time to a full-service hospital should be understood before purchase rather than discovered during an emergency, and many coastal residents carry an air ambulance membership for exactly this reason.
Frequently asked
Can I opt out of the Caja if I have private insurance?
No. Enrolment is a condition of legal residency and contributions must stay current regardless of what other cover you hold.
How exactly is my contribution calculated?
Against declared income using published bands, commonly working out around 7–11%. Because the declared basis drives the figure, discuss it with your attorney during the application.
Does the Caja cover me immediately?
Coverage follows enrolment, which follows residency approval. During the application period you are reliant on private or travel cover, which is a gap worth planning for given processing can run 6–18 months.
What about dental and vision?
Coverage varies by layer, and private dental care in Costa Rica is inexpensive by North American standards — a significant part of the medical tourism sector. Many residents simply pay directly.
Can I use the Caja immediately after approval?
Enrolment follows approval and there are administrative steps to complete. Confirm the practical start date with your attorney so you know when private cover can be adjusted.
Does the Caja cover me when travelling abroad?
Caja coverage is domestic. Travel or international policies remain relevant if you spend significant time outside Costa Rica.
Are private hospital costs really that low?
Relative to the US, yes — a GP visit around $75 and a specialist $100 and up. Costa Rica has been a medical tourism destination for decades, and the private hospitals are equipped and staffed accordingly.
Talk it through with someone who has done it
MOFU decisions like these turn on details that vary by property, by family and by the month you file. Our team at Golden Visa Costa Rica works alongside Costa Rican counsel every week on exactly these questions, and we will tell you plainly where your situation is straightforward and where it is not. Book a private consultation to get specifics for your circumstances.
This article is general information, not legal, immigration, tax or investment advice. Costa Rican rules change and are applied to individual facts; figures cited were accurate at the time of writing and should be confirmed. Engage a qualified Costa Rican attorney and your own tax adviser before acting.