Healthcare in Chile: Fonasa vs Isapre for Foreigners

If you live or work in Chile, 7% of your taxable income goes to health every month, and you choose where it lands: the public Fonasa system or a private Isapre. For most foreigners, the right answer depends on age, income, family size, and whether you want public-network care or private clinics.

Last updated: May 22, 2026

How the Chilean health system works

Chile runs a dual model. Every formal worker, pensioner, and independent contractor on a contract (boleta de honorarios) must contribute 7% of monthly taxable income to either Fonasa (the public insurer) or one of the Isapres (private insurers regulated by the Superintendencia de Salud). The choice is yours, but you must pick one.

The contribution is capped at a taxable ceiling of 87.8 UF per month in 2026, which puts the maximum monthly 7% contribution at roughly 6.146 UF. Anything you earn above that ceiling is not subject to the health withholding.

Fonasa now covers around 85% of the country's population. As of late 2025 it had 17,095,910 beneficiaries, while the Isapre system had shrunk to 2,531,551 beneficiaries (September 2025), down 24.6% from five years earlier. The trend matters for foreigners shopping for coverage: Isapres are consolidating, premiums have moved, and the rules changed substantially under Ley Corta de Isapres (Law N°21.674, May 2024).

Foreigners with a RUT and a work contract are enrolled by default. If you arrive on a temporary visa and start working, your employer will withhold the 7% and route it to whichever insurer you designate. If you do not designate one, contributions default to Fonasa.

Who is eligible: foreigners and residency status

Both systems accept foreigners, but you need a Chilean RUT (tax ID) issued by the Servicio de Registro Civil. The usual paths to enrollment are:

Tourists cannot enroll. Emergency care in public hospitals is provided regardless of status, but you will be billed unless you have private travel insurance or are covered by a reciprocal agreement.

Fonasa accepts everyone with a valid RUT, including dependents, at no extra cost. Isapres can decline applicants or price plans based on age, sex, and pre-existing conditions, although Ley Corta restricts some of those practices for plans signed after September 2024.

Fonasa: tramos, benefits, and how it works in 2026

Fonasa classifies beneficiaries into four income brackets (tramos), and your tramo determines what you pay out of pocket and which provider networks you can use.

Since September 2022, Copago Cero has eliminated copayments for all Fonasa beneficiaries (A, B, C, D) using the public hospital network, known as Modalidad de Atención Institucional (MAI). That means consultations, hospitalization, surgeries, and medication in the public system are free at point of use, regardless of tramo, as of 2026.

If you prefer to see private doctors or use private clinics, Fonasa's Modalidad de Libre Elección (MLE) lets you do so with a partial copay using a Bono Fonasa, available to tramos B, C, and D.

A few points that matter for foreigners with families:

Fonasa's call center is 600 360 3000.

Isapre: how private plans are structured

Isapres sell individual health insurance plans. You pay your mandatory 7% plus, almost always, an additional voluntary contribution to buy up to a higher coverage level. Plans are priced in UF, so the peso amount drifts each month with inflation.

Seven open Isapres operate in 2026. By membership, the four largest concentrate 78.2% of the system (September 2025 figures):

Three closed Isapres serve specific employers: Isalud (Codelco workers), Cruz del Norte (SQM), and Fundación (BancoEstado).

Key 2026 changes you should know about:

Of contract terminations between January and September 2025, 79.0% were voluntary departures, 18.8% Isapre-initiated disaffiliations, and 1.6% mutual agreements, for a net loss of 37,603 contracts. Read this as a system that is shedding clients but still functional for those who want private clinics.

GES/AUGE: the floor of guaranteed coverage

Whichever system you pick, you are entitled to GES (Garantías Explícitas en Salud), also called AUGE. As of December 1, 2025, GES covers 90 prioritized health problems, expanded from 87 with the addition of hospitalization for severe depression in under-15s, post-discharge treatment for hepatic cirrhosis, and tobacco cessation for those 25 and older.

GES has four guarantees: access, opportunity (timing), quality, and financial protection. Financial protection differs by system:

If the timing guarantee is breached, your insurer has 48 hours to assign a "segundo prestador". If still unfulfilled, the Superintendencia de Salud gives another 48 hours for a third provider. Keep this in mind: enforcement is real, but you have to invoke it.

Document checklist for enrollment

Whether you choose Fonasa or an Isapre, prepare:

Application steps

Enrolling in Fonasa

Enrolling in an Isapre

Switching systems

You can switch from an Isapre to Fonasa at any time. Switching between Isapres, or from Fonasa back to an Isapre, normally happens during open enrollment once per year. New contracts cannot be priced below the legal 7% under Ley Corta.

Fees and processing time at a glance

Sick leave (licencia médica)

Under both systems, the first 3 days of sick leave are unpaid. From day 4, your insurer pays subject to caps. You must obtain a medical certificate within 2 days and your employer must forward it within 3 days. Eligibility requires 6 months of pension affiliation and at least 3 months of contributions in the prior 6. Foreigners on their first job in Chile usually do not qualify until they hit those thresholds.

Common pitfalls for foreigners

FAQs

Can I keep international insurance instead of Fonasa or Isapre?
No. The 7% contribution is mandatory for formal workers. You can hold international or supplementary insurance on top, but not in place of one of the two systems.

Is Fonasa good enough for serious illness?
For catastrophic conditions covered by GES, yes: Copago Cero, full network access, and timing guarantees. For elective procedures and short waits, private clinics via MLE or an Isapre plan are faster.

Which Isapre is best for foreigners?
There is no single answer. Compare Colmena, Banmédica, Consalud, and Cruz Blanca for plan structure, clinic network, and English-speaking staff at major branches. The Superintendencia de Salud (600 836 9000) publishes ratings.

Can my non-working spouse get coverage?
Yes. Both systems accept dependents. Fonasa adds them at no cost; Isapres add them at an additional premium based on age and sex.

What happens if I lose my job?
Fonasa coverage continues for 12 months without contributions before automatic reclassification to Tramo A. Isapre contracts typically end when contributions stop, though you can pay voluntarily to keep the plan.

Are there comparable systems in other Latin American countries?
Yes, the dual public-private structure exists across the region with local twists. See Healthcare in Argentina: Prepaga vs Public, Colombia Healthcare for Foreigners: How EPS Works, and Healthcare in Mexico: IMSS and Private Compared for side-by-side context.

Where do I complain if my insurer fails me?
The Superintendencia de Salud at Alameda 1449, Torre 2, Santiago, or by phone at 600 836 9000. They enforce GES guarantees, surplus refunds, and contract disputes.

Navigating Fonasa enrollment, reading an Isapre contract, or arguing a GES timing breach all happen in Spanish. If you're settling in Chile, building real Spanish through Chilean news, telenovelas, and YouTube will save you more headaches than any expat forum, and try Migaku is built for learning from exactly that kind of native content.