Before you start

Ohio residence
Income information for subsidy or Medicaid eligibility
An SSN or ITIN for the marketplace application
A qualifying life event, if enrolling outside the annual open-enrolment window

Step-by-step

1
Enrol in your employer's plan within the new-hire window
Typically 30 days from your start date, and missing it can mean waiting for the next open enrolment. Compare the deductible and out-of-pocket maximum, not just the premium.
Via employerWho: YouFirst 30 days of employment
2
Check Ohio Medicaid eligibility first
Ohio expanded Medicaid, covering adults up to 138% of the federal poverty level, and enrolment runs year-round rather than in a window. Newcomers on modest early incomes frequently qualify. Apply through the Ohio Benefits portal.
OnlineWho: You
3
Without an employer plan, use HealthCare.gov
Ohio has no state exchange, so the federal marketplace is where individual plans are bought. Open enrolment runs on a fixed annual calendar; outside it you need a qualifying life event such as moving state, losing coverage, marriage or a birth. There is no state-run alternative to fall back on.
OnlineWho: You
4
Choose the plan by hospital system, not only by premium
OhioHealth, the Ohio State Wexner Medical Center and Mount Carmel dominate adult care in central Ohio and plan networks are drawn along those lines. Check which system your nearest clinic and preferred hospital belong to before enrolling — switching mid-year needs a qualifying life event.
OnlineWho: You
5
If you have children, check the Nationwide Children's network
Nationwide Children's is one of the largest paediatric hospitals and research institutes in the United States and is on the south side of the city. For families this is often the deciding factor in choosing a plan, and it is worth confirming its network status explicitly rather than assuming a major insurer includes it.
OnlineWho: You
6
Register with a primary care physician in month one
Do it while you are well. An established relationship is what gets you referrals and urgent slots later, and confirming the practice is in your network before the first visit avoids an out-of-network bill for a routine appointment.
In personWho: YouMonth 1
7
Learn the urgent care versus emergency room distinction
An emergency room visit for something a clinic could treat can cost thousands even when insured. Urgent care handles fractures, stitches and infections far more cheaply, and central Ohio has plenty of both.
In personWho: You
8
Take the winter light seriously
Central Ohio has among the lowest winter sunshine in the country and a long overcast stretch from November to March. Seasonal low mood is common enough here that it is discussed openly. If you have a history of it, raise it with a GP in autumn rather than in February.
In personWho: You

Documents you’ll need

Proof of Ohio residence
Income documentation for subsidies or Medicaid
SSN or ITIN
Immigration documents for marketplace eligibility categories
Evidence of losing prior coverage, if using a special enrolment period

Things most newcomers don’t know

Ohio has no state exchange, so the federal deadline is the only deadline.

States like Maryland and California run their own marketplaces with longer windows and extra subsidies. Ohio does not. If you miss HealthCare.gov's open enrolment and have no qualifying life event, there is no state alternative and you are uninsured until the next window. Diary the date on arrival.

Source: HealthCare.gov

Ohio expanded Medicaid, which is the difference from Texas.

An adult earning below the subsidy floor is covered here rather than falling into the hole that persists in non-expansion states. For a newcomer whose first months are lean — a spouse not yet working, a contract not yet started — that is a genuine safety net, and it enrols year-round rather than in a window.

Source: Ohio Department of Medicaid

Nationwide Children's is a reason families choose Columbus, and it is worth checking your plan covers it.

It is one of the largest paediatric hospitals and research institutes in the country, and for families managing a complex condition it can be the whole reason to be here. Do not assume every marketplace plan includes it in network — check explicitly, because it is the one network question in this city with a genuinely lopsided answer.

Source: community-reported

The grey is a health issue here, not a joke.

Central Ohio winters are not especially cold by Midwestern standards but they are persistently overcast, with some of the lowest winter sunshine totals in the country. Seasonal affective symptoms are common and locals discuss light boxes without embarrassment. Newcomers who prepared for snow and not for cloud are the ones who struggle in February.

Source: community-reported

Common mistakes to avoid

Missing HealthCare.gov open enrolment and finding Ohio has no state fallback.
Missing the 30-day new-hire enrolment window at a new employer.
Choosing a plan without checking which adult hospital system your local clinic belongs to.
Assuming Nationwide Children's is in network without confirming it.
Missing an Ohio Medicaid renewal and losing coverage you still qualified for.

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