What is Medicare Part A, B, C, D?
Asked by: Loy Littel | Last update: November 7, 2025Score: 4.3/5 (45 votes)
What is Medicare Part C used for?
Medicare Advantage (MA), also called Medicare Part C, are private insurance plans offered by Medicare-approved companies. Medicare Advantage plans provide most of Part A (Hospital Insurance) and Part B (Medical Insurance) coverage and typically offer extra benefits such as vision, hearing and dental care.
Do I need both Medicare Part A and B?
If you aren't eligible for free Part A, you don't have to enroll. However, if you want to buy Medicare coverage and you want Part A, you also have to buy Part B.
Does everyone pay $170 for Medicare Part B?
Most people pay no premiums for Part A. For Medicare Part B in 2025, most beneficiaries will pay $185 per month. Certain factors may require you to pay more or less than the standard Medicare Part B premium in 2025.
Is Medicare Part B free if you're over 65?
You have to pay a monthly premium for Medicare Part B (medical insurance). If you already have other health insurance when you become eligible for Medicare, you may wonder if it's worth the monthly premium costs to sign up for Part B. The answer varies with each person and the kind of other health insurance you have.
8 Reasons to DELAY Medicare Past 65 That Will Save You Thousands and Avoid ALL Penalties
Why is Social Security no longer paying Medicare Part B?
There could be several reasons why Social Security stopped withholding your Medicare Part B premium. One common reason is that your income has exceeded the threshold for premium assistance. Another reason could be that there was a mistake or error in your records.
What is the best Medicare plan that covers everything for seniors?
Original Medicare with Medigap likely offers the most comprehensive coverage, but it may also be the most costly. A person can consider their income and how much they are able to spend before choosing a Medicare plan. Original Medicare with Medigap also offers a lot of flexibility when choosing a doctor or specialist.
Who automatically gets part B Medicare?
If you are approaching age 65 and you already receive Social Security or Railroad Retirement benefits through early retirement, you will be automatically enrolled in Medicare Parts A (hospital insurance) and B (medical insurance) when you turn 65.
What are the 6 things Medicare doesn't cover?
- Eye exams (for prescription eyeglasses)
- Long-term care.
- Cosmetic surgery.
- Massage therapy.
- Routine physical exams.
- Hearing aids and exams for fitting them.
What are the top 5 medicare supplement plans?
💬 From our Nerds: What are the top five Medicare supplement plans? "Based on NerdWallet's Medigap rubric, I picked five best Medicare Supplement Insurance companies for 2025: AARP/UnitedHealthcare, Mutual of Omaha, State Farm, Anthem and Blue Cross Blue Shield.
What part of Medicare is free?
Part A is free if you worked and paid Medicare taxes for at least 10 years. You may also be eligible because of your current or former spouse's work.
Why are people leaving Medicare Advantage plans?
Key takeaways: People leave Medicare Advantage plans because out-of-pocket costs vary between plans, network restrictions can cause frustration, prior authorization requests can delay care, and it can be difficult to use the additional benefits they provide.
What is Medicare Part D used for?
Medicare Part D helps cover the cost of prescription drugs.
Why do the elderly need Part C of Medicare?
Medicare Part C provides more coverage for everyday healthcare including prescription drug coverage with some plans when combined with Part D. A Medicare Advantage prescription drug (MAPD) plan is when a Part C and Part D plan are combined. Medicare Part D only covers prescription drugs.
Is Medicare Part A free at age 65?
Premium-Free Medicare Part A Based on Age
To be eligible for premium-free Part A on the basis of age: A person must be age 65 or older; and. Be eligible for monthly Social Security or Railroad Retirement Board (RRB) cash benefits.
Does a person really need Medicare Part B?
Part B is optional. Part B helps pay for covered medical services and items when they are medically necessary. Part B also covers some preventive services like exams, lab tests, and screening shots to help prevent, find, or manage a medical problem.
Can I get Medicare if I never worked but my husband did?
If you do not have at least 40 calendar quarters of work during which you paid Social Security taxes in the U.S., but your spouse does, you may be eligible for premium-free Medicare Part A based on your spouse's work history when you turn 65.
Is there a Medicare plan that pays 100%?
Medicare Advantage Plan (Part C):
Deductibles, coinsurance, and copayments vary based on which plan you join. Plans also have a yearly limit on what you pay out-of-pocket. Once you pay the plan's limit, the plan pays 100% for covered health services for the rest of the year.
What is the biggest disadvantage of the Medicare Advantage plan?
Medicare Advantage Plan Pros And Cons
One disadvantage is that some Medicare Advantage plans may offer fewer options when it comes to doctors and hospitals, as they may have smaller plan networks than Original Medicare.
Can I drop my Medicare Advantage plan and go back to original Medicare?
Medicare Advantage Open Enrollment Period: Between January 1 and March 31 of each year, if you already have a Medicare Advantage Plan (with or without drug coverage) you can: Switch to another Medicare Advantage Plan (with or without drug coverage). Drop your Medicare Advantage Plan and return to Original Medicare.
How much money is taken out of Social Security for Medicare Part B?
Each year, the Medicare Part B premium, deductible, and coinsurance rates are determined according to provisions of the Social Security Act. The standard monthly premium for Medicare Part B enrollees will be $185.00 for 2025, an increase of $10.30 from $174.70 in 2024.
Who qualifies for an extra $144 added to their Social Security?
To qualify for a Medicare giveback benefit, you must be enrolled in Medicare Part A and B. You must be responsible for paying the Part B Premiums; you should not rely on state government or other local assistance for your Part B premiums.
At what age do you stop paying Medicare premiums?
You are eligible for premium-free Medicare Part A if you are age 65 or older and you or your spouse worked and paid Medicare taxes for at least 10 years.