Before you start

Employer group medical cover, or a private policy
Vaccinations appropriate to India — typhoid and hepatitis A as a baseline
A hospital identified near home before you need one
Passport and address proof for hospital registration

Step-by-step

1
Read the group policy carefully
Check the sum insured, daily room-rent sub-limit, disease sub-limits, maternity terms, pre-existing waiting periods and dependant cover. Cover normally ends on the day employment does.
Via employerWho: You and HRFirst month
2
Add a super top-up or an international policy
An Indian super top-up is cheap and raises a thin group ceiling substantially. An international policy costs more but travels with you and covers treatment outside India.
OnlineWho: You
3
Register at a large private hospital near you
Amrita Institute at Ponekkara, Aster Medcity on Cheranelloor island, Lakeshore, Rajagiri and Lisie are the main options, all within Kochi. Do one routine consultation so you exist in their system, and check whether they are in your insurer's cashless network.
In personWho: YouWeek 1–2
4
Take mosquito precautions through and after both monsoons
Dengue and chikungunya both rise after rain, and Kerala's standing water and warm temperatures make the season long. The aedes mosquito bites during the day. Repellent, screens and clearing standing water on balconies and in plant saucers are effective.
In personWho: You
5
Take leptospirosis seriously if you wade in flood water
Locally called 'rat fever', it is a bacterial infection contracted from water contaminated with animal urine entering through cuts or mucous membranes, and Kerala sees clusters after every heavy monsoon. Doctors here prescribe prophylaxis after significant exposure. If you have waded and then develop a fever, say so explicitly.
In personWho: YouJune–November
6
Know the emergency drill before an emergency
112 nationally, 108 for the free ambulance, and 1077 for the district disaster management control room at the Collectorate during floods — the state-level control room is 1070. For planned admissions at a network hospital, ask for cashless pre-authorisation; off network you pay and reclaim, with notification usually required within twenty-four hours.
In personWho: You

Documents you’ll need

Insurance policy document and TPA cashless card
Passport and visa, required at admission
Vaccination records and a list of medications by generic name
Proof of Kochi address

Things most newcomers don’t know

Kerala's public hospitals are a real option in an emergency, which is not true elsewhere in India.

Kerala's health indicators — life expectancy, infant mortality, immunisation coverage — are closer to a middle-income country's than to India's average, built on a district hospital network that actually functions and a workforce trained to a consistent standard. Foreign nationals are outside the public insurance schemes and will normally pay, but in a genuine emergency in Ernakulam a government hospital is a reasonable destination rather than a last resort. That single fact reframes how much risk your insurance is really carrying here.

Source: Kerala Health Services Department

Kerala finds Nipah because it looks, not because it is unlucky.

The state has recorded several Nipah virus outbreaks since 2018, and each was contained quickly through contact tracing and isolation. The counterintuitive reading is that Kerala's surveillance is the strongest in India, so it detects a fruit-bat-borne virus that would very likely go unrecognised elsewhere. As a resident, the practical implications are small — avoid fallen or bat-bitten fruit and raw date palm sap, and follow health department advisories during an active outbreak — but understanding why the headlines exist is worth more than the headlines.

Source: Kerala Health Services Department

Leptospirosis after flooding is the risk nobody warns you about.

Wading through flood water — hard to avoid in a low-lying city during a Kerala monsoon — carries a real risk of leptospirosis from water contaminated with animal urine entering through cuts or mucous membranes. It presents as a fever that looks like anything else, and it is treatable and occasionally serious. Kerala doctors will prescribe prophylaxis after known exposure, but only if you tell them you waded. Say it unprompted.

Source: Kerala Health Services Department

Room-rent sub-limits shrink the whole bill, not just the room.

Many group policies cap the daily room rent they will pay, and taking a room above the cap lets the insurer proportionately reduce every other charge — surgeon's fees, tests, consumables. A policy you thought covered you leaves a large residual. Given how good and how affordable Kochi's private hospitals are, the sensible structure is a modest policy with a clean room-rent clause rather than a large one with a restrictive cap.

Source: IRDAI — policyholder information

Common mistakes to avoid

Reading the sum insured and skipping the room-rent sub-limit.
Not mentioning flood-water exposure when you present with a fever.
Assuming an Indian policy covers treatment outside India — it generally does not.
Letting cover lapse between employers, with no public scheme to fall back on.
Ignoring daytime mosquito bites because you associate mosquitoes with the evening.

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