Estimating Healthcare Costs in Retirement

Healthcare is often one of the largest and least predictable expenses in retirement. Unlike a mortgage or a car payment, it does not arrive on a fixed schedule, and it tends to rise with age. Planning for it realistically is one of the most important parts of retirement income planning.

Actual costs vary significantly by location, income, health status, coverage choices, and future policy changes. The figures here are a framework for thinking, not a prediction.

Medicare is not free

A common misconception is that Medicare covers everything at no cost. It does not. Even with Medicare, retirees face premiums, deductibles, copays, coinsurance, and services Medicare does not cover at all.

• Part B premium. Most people pay a monthly premium, adjusted higher for higher-income earners through IRMAA.
• Part D premium. Prescription drug coverage carries its own premium, also subject to IRMAA.
• Medicare Advantage or Medigap. Whether you choose a Medicare Advantage plan or Original Medicare with a Medigap policy, there is usually a cost — and tradeoffs between them. (See Medicare before 65.)

What Medicare generally does not cover

Several common expenses fall largely outside Medicare:

• Dental, vision, and hearing. Routine dental, vision exams, glasses, and hearing aids are generally not covered by Original Medicare. Some Medicare Advantage plans include limited benefits.
• Long-term care. Medicare covers only short-term skilled nursing after a hospital stay — not ongoing custodial care, which is the bulk of long-term care expense.
• Prescription drugs. Covered through Part D, but with their own deductibles, copays, and formulary tiers that can vary year to year.

Out-of-pocket costs add up

Beyond premiums, retirees face deductibles, copays, and coinsurance — the share of each service you pay even after Medicare pays its part. Over a year, and especially over decades, these add up. A realistic healthcare budget includes both the predictable premiums and a reserve for the unpredictable.

IRMAA and the income connection

Because IRMAA is based on income from two years prior, your retirement withdrawal strategy can directly affect your healthcare costs. A large withdrawal or Roth conversion can raise your Medicare premiums for a year. This is one of the clearest examples of how healthcare and income planning are connected. (See tax-aware withdrawals.)

Inflation in healthcare

Healthcare costs have historically risen faster than general inflation. A healthcare budget that looks adequate today may not keep pace over a 30-year retirement. Planning should account for healthcare-specific inflation, not just general cost-of-living increases.

Building a healthcare reserve

Because healthcare costs are lumpy and unpredictable, many retirees set aside a dedicated reserve — separate from everyday income — for medical expenses. This can help avoid disrupting income strategy when an unexpected cost arrives. A health savings account (HSA), if you have one, can be a tax-advantaged way to fund this reserve, though eligibility rules around Medicare apply.

Long-term care: the largest wildcard

Extended care is the expense most likely to derail a retirement plan. It is also the hardest to predict. Some retirees address it through long-term care insurance, through life insurance or annuity riders, or by holding a reserve. Each approach has tradeoffs, and none is right for everyone. What matters is that the possibility is acknowledged and planned for rather than ignored.

Putting it together

Healthcare in retirement is not a single number; it is a category of expenses that grows, varies, and interacts with your income and taxes. A realistic plan estimates premiums, budgets for out-of-pocket costs, accounts for inflation, and sets aside a reserve for the unexpected — including long-term care.

For dedicated Medicare guidance, see our Medicare page and our guide on Medicare before 65.