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CJ Karrer
Writer · Reviewed by Richard ChanUpdated Jun 12, 2026
4 min read
A $0 premium Medicare Advantage plan means you do not pay an additional monthly premium for the plan itself, but you must continue paying your standard Medicare Part B premium.
Beneficiaries enrolled in $0 premium plans are still responsible for out-of-pocket costs such as deductibles, copayments, and coinsurance for medical services.
These plans include an annual out-of-pocket maximum, which limits the total amount you can spend on covered medical services in a given year.
When you're trying to make ends meet on a fixed budget, the idea of a "$0 premium" Medicare Advantage (Part C) plan sounds incredibly appealing. These bundled, all-in-one alternatives to Original Medicare offer the same foundational coverage as Part A and Part B, while often rolling in extras like Part D prescription drug coverage. But before you sign the dotted line, it is crucial to ask: are these heavily advertised zero-dollar plans truly free?
In short, no. When insurance companies market a "$0 premium" plan, they simply mean the plan itself doesn't charge you a monthly premium on top of what you already pay the government for Medicare. However:
$0 premium plans are not completely free. You are still responsible for out-of-pocket costs and the standard Part B premium.
Unless you qualify for specific financial assistance, you must continue to pay the standard Part B premium whether you stick with Original Medicare or choose Medicare Advantage.
Even so, the upfront savings are popular: in 2021, nearly 65% of Medicare Advantage enrollees chose a zero-premium plan.
A premium is the fixed monthly fee you pay to keep your health insurance active, regardless of whether you visit a doctor that month. A $0 premium plan simply zeroes out the additional monthly fee you'd otherwise pay to a private insurer for an Advantage plan.
Even without a monthly bill from your plan, you will still share the cost of your actual medical care. Your out-of-pocket expenses—outlined in your plan's benefit details—come in three main forms:
Deductible: This is the amount you must pay out of pocket for medical services before your Medicare Advantage plan starts chipping in. If your deductible is $500, your first $500 in medical bills is entirely your responsibility. While some Medicare Advantage plans generously offer a $0 medical or prescription drug deductible, this varies wildly from plan to plan.
Copayments / Coinsurance: Once you meet your deductible, you will pay a fixed dollar amount (a copayment) or a percentage of the total bill (coinsurance) for each service you receive.
For example, your PPO plan might charge a straightforward $10 copayment for any in-network doctor visit. But if you see an out-of-network provider, you might be charged a 33% coinsurance instead. In that scenario, if the out-of-network doctor charges $100, your bill is $33. If another doctor charges $110, you owe $36.30. These percentages can add up rapidly if you have complex medical needs.
The truth is that a $0 premium plan can sometimes act as a double-edged sword. Depending on your health, you could wind up spending significantly more out-of-pocket on a zero-premium plan than you would on a Medicare Advantage plan that charges a modest monthly fee.
Think of health insurance like auto insurance: if you pay a higher monthly premium, your deductible and out-of-pocket costs are usually lower when you actually have to file a claim.
The same trade-off applies to Medicare Advantage. By agreeing to pay a monthly premium, you often secure lower copays, deductibles, and coinsurance when you need a hospital stay, medical services, or Part D prescription drugs. If you find yourself frequently visiting specialists or undergoing tests, the steep out-of-pocket costs of a $0 premium plan could quickly erase the money you saved on monthly payments.
You also need to evaluate the plan’s out-of-pocket maximum. By law, every Medicare Advantage plan—even the zero-premium ones—must cap your annual spending. In 2026, the absolute maximum a plan can allow you to pay out of pocket is $9,200 for in-network services, and $12,450 for combined in- and out-of-network services.
Once your medical spending hits that ceiling in a given calendar year, the plan steps in to pay 100% of your covered medical services for the remainder of the year.
Plans that charge a monthly premium often feature a significantly lower out-of-pocket maximum, protecting your life savings in the event of a severe illness or injury.
"Zero premium" simply means you avoid an extra monthly insurance bill on top of your baseline Medicare Part B premium.
If you are in excellent health and rarely see a doctor, a $0 premium plan is a fantastic way to keep your regular expenses low. But if you are managing chronic conditions, taking expensive prescription drugs, or anticipating surgeries, you owe it to yourself to compare the math. A plan with a monthly premium might offer the exact coverage and financial safety net you need to thrive.
At NerdWallet, we're dedicated to helping you find the healthcare coverage you deserve, without the hidden surprises. Take your time, compare your options, and find the right Medicare plan for your unique life.