Before you start

Legal residence — a residence permit, or a CRUE for EU citizens resident ninety days or more
A NIF and proof of a Faro address
A NISS social security number if you are employed
An EHIC as an interim measure for EU/EEA/Swiss citizens before registering

Step-by-step

1
Register at the centro de saúde for your address
Bring ID, NIF and proof of residence. The centre assigns your número de utente, which is what lets you book anything inside the SNS. Registration is free and usually done in the same visit.
In personWho: YouWeek 1–2
2
Join the family doctor waiting list immediately
Ask explicitly to be added to the médico de família list, not just registered at the centre. The Algarve's shortage is among the worst in the country and assignment routinely takes many months. Getting on the list on day one costs nothing and is the only lever you have.
In personWho: You
3
Learn the SNS24 route before you need it
Call 808 24 24 24 for 24-hour nurse triage, advice and help booking. A referral from SNS24 or your centro de saúde also keeps an emergency department visit free — an unreferred, non-admitted attendance is one of the few things still charged.
OnlineWho: You
4
Know that Faro holds the region's central hospital
The Algarve's central hospital services sit in Faro, with Portimão and Lagos covering the western half at a different level. If something serious happens anywhere in the region, this is where you end up. It also means Faro's emergency department absorbs summer's tripled population, and waits in August are genuinely long.
In personWho: You
5
Add private cover, as almost everyone here does
Grupo HPA Saúde and Lusíadas run substantial private hospitals across the region with English-speaking staff, and private insurance is inexpensive by northern European standards. It is not a replacement for SNS registration — you want both — but it is what fills the family-doctor gap.
OnlineWho: You (or through an employer plan)
6
Bring your medical history in writing
Repeat prescriptions, chronic condition records and vaccination history are much easier to hand over than to reconstruct, particularly if you have no family doctor yet and are seeing whoever is available. Translated summaries are worth the trouble.
In personWho: You

Documents you’ll need

Passport or national ID, and residence permit or CRUE
NIF
Proof of a Faro address
NISS, if employed
Existing prescriptions and medical history, ideally translated

Things most newcomers don’t know

The Algarve's family doctor shortage is worse than the national average, and it is why private cover is near-universal here.

Portugal has a nationwide médico de família gap, but the Algarve's is sharpened by a resident population that is old, a summer population that is enormous, and a peripheral location that makes recruiting and retaining GPs hard. Foreign residents here treat €30–60 a month of private insurance as a fixed cost rather than a luxury. Register with the SNS anyway — it is your hospital cover and your prescriptions — but do not plan your primary care around getting a family doctor quickly.

Source: SNS access data; regional practice

One health unit covers the whole region, and Faro is where its central services sit.

The Algarve is served by a single integrated local health unit rather than by competing hospital groups, and Faro holds the central hospital functions. For a resident this cuts both ways: referrals and records move within one organisation, which is efficient, but there is no second public hospital of that level to go to, and everything concentrates on one site. If you live in the west of the region, expect specialist appointments in Faro.

Source: ULS Algarve service structure

An emergency department visit without a referral is one of the few things the SNS still charges for.

User fees were abolished in June 2022 across the system, with a deliberate exception designed to route people through triage: an unreferred emergency attendance that does not result in admission is billed. A call to SNS24 on 808 24 24 24 before going, or a referral from your centro de saúde, removes the charge and often removes the trip. In Faro in August it also removes several hours of waiting.

Source: SNS — abolition of taxas moderadoras and the emergency exception

Summer triples the population the hospital serves, and the effect on waits is not subtle.

The Algarve's registered population is around 470,000; in August the region holds several times that. Emergency attendances, ambulance availability and pharmacy queues all reflect it. Anything elective is better scheduled between October and May, and anyone with a chronic condition should get repeat prescriptions and specialist appointments settled before the season rather than during it.

Source: Regional population and seasonal demand data

Common mistakes to avoid

Registering at a centro de saúde without explicitly asking to join the family doctor waiting list.
Relying on an EHIC after becoming resident — once resident, you must register for a número de utente.
Walking into an emergency department without an SNS24 or centro de saúde referral and being billed.
Scheduling elective care in July and August, when the region's population has tripled.
Treating private insurance as an alternative to SNS registration rather than a complement to it.

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