Medicare 101: The Basics
- Universal Insurance Agency
- May 29, 2025
- 3 min read
Your Simple Guide to Understanding Medicare
Navigating Medicare for the first time can feel overwhelming, but it doesn’t have to be. Whether you’re turning 65 soon or helping a loved one figure it all out, we’ve broken down the basics so you can make informed decisions with confidence. This is your crash course in Medicare 101.
What Is Medicare?
Medicare is a federal health insurance program primarily for people age 65 and older, although certain younger individuals with disabilities or serious conditions (like End-Stage Renal Disease) may also qualify. It helps cover many healthcare costs, but it’s not entirely free—and it’s not one-size-fits-all.
Medicare is made up of four parts, and understanding each one is key:
Part A: Hospital Insurance
Part A covers inpatient hospital care, skilled nursing facility care, hospice, and some home health services.
Most people don’t pay a premium for Part A if they or their spouse worked and paid Medicare taxes for at least 10 years.
It usually kicks in automatically when you turn 65 and start receiving Social Security.
Part B: Medical Insurance
Part B covers doctor visits, outpatient care, medical equipment, preventive services, and some home health care.
Part B does have a monthly premium, which varies depending on your income.
You can delay enrolling if you’re still working and have credible coverage—but if not, delaying could result in penalties.
Part C: Medicare Advantage Plans
Also known as Medicare Advantage, these are private plans (offered by companies approved by Medicare) that combine Part A and Part B, and often include Part D (prescription drug coverage) and extra benefits like dental, vision, or gym memberships.
Medicare Advantage plans vary by zip code and carrier.
You still pay your Part B premium, and some plans have an additional cost.
Part D: Prescription Drug Coverage
Part D helps cover the cost of prescription medications. You can enroll in a stand-alone plan if you have Original Medicare (Part A and B), or it might be included if you’re in a Medicare Advantage plan.
Plans vary in terms of which drugs they cover, so it’s important to review the formulary (drug list).
Like Part B, you may face a late enrollment penalty if you wait too long to sign up.
What About Medigap?
If you choose Original Medicare (Parts A & B), you can also purchase a Medigap plan (also called a Medicare Supplement). These plans help cover your out-of-pocket costs like deductibles and coinsurance.
Medigap policies are offered by private insurance companies.
They don’t include prescription drug coverage—you’d still need a separate Part D plan.
When Should You Enroll?
Your Initial Enrollment Period begins three months before your 65th birthday, includes your birthday month, and ends three months after. If you miss this window and don’t qualify for a Special Enrollment Period, you may face late penalties and gaps in coverage.
Bottom Line: Which Option Is Best?
You can either choose:
Original Medicare + Optional Medigap + Part D, or
A Medicare Advantage Plan that bundles everything in one.
The best choice depends on your health needs, preferred doctors, prescription drugs, and financial situation. A licensed Medicare advisor can help you compare plans available in your zip code.
Still Confused? We’re Here to Help.
At Universal Health and Life, we specialize in helping seniors and their families understand Medicare. We’ll explain every option in plain English and guide you through enrollment step-by-step. Whether you're new to Medicare or reviewing your options during Open Enrollment, we’re just a call or visit away.