Bridging the gap to Medicare at 62 to 65

Why these years cost the most

Insurance premiums are age-rated, and the oldest pre-Medicare band is the most expensive. If you retire at 62, you are buying coverage at close to peak price with no employer contribution, for up to three years.

That combination is why this decision gets so much attention, and why the option most people underprice deserves to be examined first.

The subsidy is more controllable than most retirees realize

Premium tax credits are calculated on modified adjusted gross income. Employees have little control over that number. Early retirees often have quite a lot.

Depending on where your assets sit, you may have discretion over how much taxable income you recognize in a given year — which account you draw from, when you realize gains, whether you convert retirement accounts, and how you sequence withdrawals. Because credits phase with income, a modest change in that number can produce a large change in your premium.

This is genuinely worth modeling with a tax professional before you pick a plan, and it interacts with other decisions such as Roth conversions. It is the single highest-leverage item in the bridge years, and it is the one most commonly skipped in favor of comparing sticker prices.

The option set

Marketplace plan. Full ACA protections: pre-existing conditions covered from day one, essential health benefits, and a statutory out-of-pocket maximum. Price it against your controllable income before assuming it is unaffordable.

COBRA, if you are coming from employer coverage. Continues your exact plan and preserves deductible progress. Expensive, and limited in duration — commonly 18 months, which usually does not reach 65 if you retire at 62. Covered in COBRA vs health sharing.

Spousal coverage. If a spouse still works and has an employer plan, this is frequently cheapest. Check it first.

Part-time work with benefits. Some employers offer coverage below full-time hours. For a household needing a two-or-three-year bridge, this can be worth more than the wages.

Health-sharing membership. Lowest monthly cost, no enrollment window, no network restrictions. No legal duty to pay, no annual ceiling, and pre-existing conditions excluded or phased in over years — a phase-in schedule that may not even complete before you reach 65.

The phase-in problem specific to this stage

This is the point most relevant to pre-retirees and it deserves emphasis.

Sharing programs phase pre-existing conditions in over a period of years. If you join at 62 and reach Medicare at 65, you may spend your entire membership inside the phase-in window. A condition that would become fully eligible in year four never gets there, because you left at year three.

Health conditions also become more common in this age band. The probability that someone in the household has something the guidelines would treat as pre-existing is meaningfully higher at 62 than at 32.

Read health sharing with a chronic condition if this applies to anyone in your household.

Splitting the household

Spouses do not have to choose the same thing, and often should not.

A common structure: the spouse with a health condition takes a Marketplace plan for day-one coverage and a capped worst case, while the healthy spouse takes a lower-cost arrangement. Another: one spouse works part-time for benefits covering both.

Price the household both jointly and split. The split is frequently cheaper and better matched to each person's actual risk.

The Medicare transition, precisely

Get this part right, because one of the mistakes is permanent.

Your initial enrollment period begins three months before the month you turn 65. Enrolling late in Part B can create a penalty that increases your premium for as long as you have Part B — not a one-time charge, a lifetime one.

A sharing membership does not protect you here. It is not employer coverage, so it does not create a special enrollment period and does not excuse a late enrollment. Neither does COBRA in the way people sometimes assume. Enroll on schedule regardless of what your bridge coverage is.

Practically: start the Medicare process three months before your birthday month, and coordinate your bridge coverage to end as Medicare begins so you have neither a gap nor a month of double payment.

How to decide

1. Check spousal coverage and part-time options with benefits.
2. Model your controllable income and price a Marketplace plan against it. Do this before comparing anything else.
3. Identify every existing health condition in the household and check it against sharing program pre-existing rules.
4. If you are coming from employer coverage, check whether COBRA reaches 65 and whether you have deductible progress worth preserving.
5. Only if the household is genuinely healthy, unsubsidized, and able to absorb an unbounded bad year, price a sharing membership — recognizing you may never clear the phase-in.
6. Calendar your Medicare enrollment three months before your 65th birthday month.

Read who should not choose health sharing before deciding, and compare specific programs on our comparison table. Nothing here is tax or legal advice.