Before you start

Cédula de identidad
Employment contract, for employer enrolment
A declared contribution base, for voluntary affiliation
Private insurance documents, if you carry them

Step-by-step

1
Confirm your employer has enrolled you with the IESS
Enrolment from the first day of work is the employer's legal obligation and non-compliance is an offence. Check your own record through the IESS online portal rather than taking it on trust.
Via employerWho: Your employerFirst month
2
Affiliate voluntarily if you are not employed
Voluntary affiliation is open to residents without an employment relationship. You declare a contribution base — the floor is the SBU, USD 482 in 2026 — and pay 17.60% of it, which is USD 84.83 a month at the floor. Cover can be extended to a spouse or partner for an additional 3.41% of the base.
OnlineWho: You
3
Learn which hospital belongs to which system before you need one
Guayaquil has three parallel networks. The IESS runs the Hospital Teodoro Maldonado Carbo, the largest in its national system. The Ministerio de Salud Pública runs the free public hospitals. And the Junta de Beneficencia de Guayaquil, a private charitable body founded in 1888, runs several of the biggest — including the Luis Vernaza general hospital, the Roberto Gilbert children's hospital and the city's main maternity. Knowing which door your cover opens is a five-minute exercise that is impossible to do in an emergency.
OnlineWho: You
4
Decide on private cover in a market where it is comparatively cheap
Private consultations, imaging and diagnostics are inexpensive by North American standards and the private hospitals in the north of the city are good. A serious admission is not cheap. Most professional households here carry some private layer on top of the IESS rather than relying on one alone.
OnlineWho: You
5
Set up mosquito defences in week one, not after the first fever
Dengue is endemic and circulates all year with a marked peak during the January-to-April rains; chikungunya and Zika share the vector. Screens on windows, repellent as a daily habit, long sleeves at dusk and nothing holding standing water on the balcony are the ordinary measures. Standing water in a building's common areas is a reasonable thing to raise with the administrator.
In personWho: YouFirst week
6
Treat the tap as non-potable and the heat as a real load
Tap water is not drinkable — bottled or a proper filter, without exception. And a 26.4°C annual mean with high humidity is a genuine physiological load on someone arriving from a temperate country: expect a fortnight of poor sleep and low appetite, drink far more than feels necessary, and do not schedule anything demanding for your first days.
In personWho: You

Documents you’ll need

Cédula de identidad
IESS affiliation record
Employment contract, where applicable
Private insurance policy
Yellow-fever vaccination record, if you will travel to the Amazon

Things most newcomers don’t know

Guayaquil has a hospital system that exists nowhere else in Ecuador, and it is not the public one.

The Junta de Beneficencia de Guayaquil is a private charitable institution founded in 1888 that runs several of the city's largest and oldest hospitals, including the Luis Vernaza. It is neither a ministry hospital nor a commercial private one, it long predates the modern Ecuadorian state's health system, and it is a large part of why the city's hospital capacity looks the way it does. Newcomers who mentally sort every hospital into 'public' or 'private' get this wrong and then get the referral pathway wrong with it.

Source: Junta de Beneficencia de Guayaquil

Swap altitude for the mosquito: the sierra's health problem and the coast's are opposites.

Quito's health advice is about 2,850 metres, acclimatisation and extreme ultraviolet exposure. None of that applies here. What applies instead is that Aedes aegypti thrives at sea level in this climate, so dengue is endemic rather than seasonal-only, with a hard peak in the January-to-April rains and chikungunya and Zika in the same vector. Anyone moving between the two cities carries the wrong precautions in both directions.

Source: community-reported; Ministerio de Salud Pública

Voluntary IESS affiliation is genuinely cheap and most foreign residents never look at it.

Anyone resident and not in an employment relationship can affiliate by declaring a contribution base and paying 17.60% of it, with the floor at the 2026 basic salary of USD 482 — USD 84.83 a month, plus 3.41% of the base to add a spouse. Retirees and remote workers who default straight to expensive international insurance frequently do not realise a public option is open to them at that price.

Source: IESS

Employer enrolment is a first-day legal obligation, not an onboarding step.

Ecuadorian law requires employers to affiliate workers with the IESS from the first day of work. Some smaller employers treat it as optional or delay it to the end of a probation period, and in a city with a large informal and seasonal labour market that is not rare. Since your health cover and your pension record both depend on it, checking your own record through the IESS portal in the first month is a five-minute defence.

Source: IESS

Common mistakes to avoid

Buying expensive international insurance without looking at voluntary IESS affiliation.
Assuming IESS entitlement begins the day you affiliate rather than after the qualifying period.
Treating dengue as a travellers' problem rather than an endemic one you live alongside.
Drinking the tap water.
Not knowing which of the three hospital networks your cover actually opens.

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