An older adult woman sits on an examination table at a doctor's office while a male doctor holds a stethoscope to her chest.
Medicare is a federally funded health insurance program primarily for older adults. We explore the details of this program so you can make the best choices for yourself when it’s time to enroll or change your plan. Photo Credit: iStock.com/andreswd

Signing up for Medicare is crucial for anyone turning 65, as it secures or maintains health insurance coverage for older adults. Still, it can be complex, with multiple parts and coverage options to consider. This article will explain what Medicare is, what it covers, the different parts and how they work, and when to enroll. 

What is Medicare, and who provides it?

Medicare is a federal health insurance program in the United States that primarily serves people aged 65 and older, though it also covers some younger individuals with certain disabilities and conditions like end-stage renal disease. It’s provided by the federal government and funded through payroll taxes, premiums, and federal general revenues. 

What does Medicare cover?

Medicare aims to help cover health care costs, though it does not pay for everything. It covers a wide range of health care services but is divided into different parts, each providing coverage for specific types of care. Understanding these parts is critical to making informed decisions about your health insurance. Let’s take a closer look at the different parts of Medicare.

Medicare Part A

Medicare Part A primarily covers inpatient hospital stays, including semiprivate rooms, meals, and necessary medical services during a stay. It also covers short-term rehabilitation in a skilled nursing facility after a qualifying hospital stay and some limited-time home health care services for homebound individuals. Another important component of Part A is hospice care, which provides end-of-life care for terminally ill patients.

Medicare Part B

Medicare Part B covers a wide range of outpatient services, including doctor visits, preventive services like vaccinations and screenings, and durable medical equipment (DME) such as wheelchairs and walkers. Preventive services, such as annual wellness visits and flu shots, are a critical part of what Part B covers. It also pays for ambulance services in cases where other transportation would endanger your health and mental health services, both inpatient and outpatient, which is an essential benefit for those needing psychological care or counseling. 

Medicare Part C (Medicare Advantage)

Medicare Part C, commonly known as Medicare Advantage (MA), is a private insurance option that allows beneficiaries to opt out of original Medicare (Parts A and B) and choose a plan offered by a private insurer. These plans cover all the benefits of Medicare Parts A and B and often include additional benefits such as vision, dental, and hearing coverage. Medicare Advantage plans can provide a more comprehensive package of services but may come with different networks of doctors and varying out-of-pocket costs.

Medicare Part D

Medicare Part D is the prescription drug coverage portion. It is optional but highly recommended for most people, as it helps cover the cost of medications. Part D is offered through private insurance companies, which means costs and covered drugs can vary from plan to plan. If you don’t enroll in Part D when you first become eligible, you may face a late enrollment penalty unless you have other drug coverage.

What is Medigap?

Medigap, also known as Medicare Supplement Insurance, exists to cover some of the costs that original Medicare does not, such as copayments, coinsurance, and deductibles. These plans are sold by private insurance companies and can be helpful for those looking to minimize out-of-pocket expenses. Medigap does not cover additional benefits beyond what Medicare offers, but it helps with the financial gaps in coverage. If you have original Medicare, a Medigap plan can be a smart addition to your insurance portfolio to avoid unexpected medical expenses.

What does Medicare not pay for?

Although Medicare covers a lot, it does not cover everything. For example, it does not generally pay for long-term custodial care, which includes assistance with activities of daily living like bathing, dressing, and eating. Assisted living costs are also not covered by Medicare, leaving seniors to explore other options, such as Medicaid or private pay, for these types of services. While some limited home health care is covered under Part A, long-term care is typically the responsibility of the individual. Medicare also doesn’t cover most dental care, eye exams for glasses, or hearing aids, though some vision care may be covered in specific circumstances. 

How much does Medicare cost?

While some people qualify for Medicare without paying premiums, others may face costs, depending on their situation.

Part A costs

Most people do not pay premiums for Part A if they or their spouse has worked and paid Medicare taxes for at least 10 years. However, you may have to pay a monthly premium if you haven’t met that requirement. Note that even if you don’t pay a premium, there are still costs associated with Part A, such as deductibles and coinsurance for hospital stays.

Part B premiums

Part B comes with a monthly premium, which is typically deducted from your Social Security benefits. The standard premium is set annually, but higher-income individuals may have to pay more. In addition to the premium, you’ll also be responsible for a yearly deductible and 20% of the Medicare-approved amount for most doctor services.

Part C premiums

Costs for Part C plans vary by provider and plan, but you’ll typically still pay your Part B premium along with an additional premium for the Medicare Advantage plan. The exact cost depends on the type of plan and the additional benefits it offers, but the average is around $18.50 per month.

Part D premiums

As with Part C, Part D premiums vary depending on the plan you choose and the drugs it covers, but the average is projected to be around $55.50 per month. Higher-income individuals may pay more for Part D coverage, and there may be deductibles and copayments depending on the drugs you need.

Medigap plan premiums

If you choose a Medigap plan to supplement your original Medicare, you’ll pay a separate premium. The cost of Medigap varies significantly depending on the plan, but it can help cover substantial out-of-pocket costs that Medicare doesn’t pay for, such as deductibles and coinsurance.

When should you sign up for Medicare?

Timing is everything when signing up for Medicare, as missing deadlines can result in penalties.

The initial enrollment period

The best time to sign up is during your initial enrollment period, a seven-month window surrounding your 65th birthday. This period begins three months before your birthday month and ends three months after. Enrolling during this time ensures you get the coverage you need without facing penalties.

Annual enrollment period

If you want to make changes to your coverage, such as switching from original Medicare to a Medicare Advantage plan or changing your Part D plan, the annual enrollment period runs from October 15 to December 7 each year. During this time, you can also switch between Medicare Advantage plans.

Special enrollment period

Under certain circumstances, such as losing employer-based insurance, you may qualify for a special enrollment period that allows you to sign up for Medicare outside the typical enrollment periods. It’s important to understand when you’re eligible for these exceptions so you can avoid paying penalties or going without coverage.

Wrapping it up

Medicare provides essential health care coverage for millions of Americans, but it’s not a one-size-fits-all program. Understanding the different parts, what they cover, and when to enroll is critical to getting the most out of your benefits. From hospital stays and medical care to prescription drug coverage, Medicare plays a vital role in health care planning for those 65 and older. However, it’s also essential to be aware of what it doesn’t cover, as this can impact your decisions about supplemental plans or alternative coverage options like Medicare Advantage. By understanding your options, you can make informed choices that fit your health care needs and budget.