Medicare Part B is one of the biggest pieces of your health insurance puzzle, but a lot of people aren’t totally sure what it actually covers. The good news? Part B handles a lot more than you might think, from routine doctor visits to preventive screenings and mental health care.
Let’s walk through everything that Medicare Part B coverage includes so you know exactly what you’re protected for.
Related: Medicare Part B Enrollment Deadline Florida: Act Now
Related: How to Enroll in Medicare Part A and B: Step-by-Step Guide
Related: How Medicare Part A Works for Retirees in 2026
What Medicare Part B Coverage Actually Includes
Medicare Part B is medical insurance that kicks in after Part A (hospital insurance). It covers the stuff that happens outside the hospital setting or during outpatient visits. Think of it as your go-to for everyday medical care.
Here’s what Part B covers:
- Doctor Services – Visits to your primary care doctor, specialists, and other qualified healthcare providers for medically necessary care
- Outpatient Hospital Care – Medical services at hospitals, clinics, or provider offices without staying overnight
- Home Health Services – Skilled nursing, physical therapy, and other care provided at your home when medically necessary
- Durable Medical Equipment (DME) – Wheelchairs, walkers, oxygen equipment, and other prescribed devices
- Laboratory Work & Diagnostic Testing – Blood tests, imaging, and other lab services ordered by your doctor
- Preventive Services – Annual wellness visits, cancer screenings, heart disease screenings, and other preventive care
- Mental Health Services – Outpatient counseling and services for mental health conditions
- Substance Abuse Services – Coverage for addiction-related services and rehabilitation
- Ambulance Services – Emergency and medically necessary transportation to hospitals
- Clinical Research Participation – Approved clinical trials and experimental treatments
- Limited Outpatient Prescription Drugs – Certain medications given in clinical settings (this is different from pharmacy prescriptions, which Part D covers)
Doctor Visits and Specialist Care
One of the biggest things Part B covers is going to the doctor. Whether you’re seeing your primary care physician for a checkup or visiting a specialist, Part B typically has you covered.
You pay a copay or coinsurance amount at the visit, and Medicare picks up the rest. The exact amount you pay depends on your plan and where you live.
If you’re not sure whether a specific doctor or type of visit is covered, EZ Access Insurance can help you figure out the details before you go in.
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Preventive Care and Screenings
Medicare Part B covers preventive services at no additional cost to you. You don’t have a copay or coinsurance for these services.
Preventive care under Part B includes:
- Annual wellness visits
- Cancer screenings (colonoscopies, mammograms, etc.)
- Heart disease and stroke screenings
- Diabetes screenings
- Bone density tests
- Flu shots and pneumonia vaccines
- Other age-appropriate preventive services
Taking advantage of these screenings is smart. They can identify conditions early.
Outpatient Hospital Services

When you need medical care but don’t need to stay overnight, you’re getting outpatient care. Part B covers this type of visit at hospitals, surgery centers, and clinics.
This includes emergency room visits, same-day surgeries, imaging, and other medical procedures done outside of a hospital admission.
You typically pay 20% coinsurance after you’ve met your Part B deductible, though the exact cost depends on the service.
Mental Health and Substance Abuse Services
Medicare Part B recognizes the importance of mental and behavioral health and covers mental health services and substance abuse services.
Part B covers:
- Individual and group therapy sessions
- Psychiatrist visits for medication management
- Addiction counseling and services
- Rehabilitation services for substance abuse
You pay 20% coinsurance for these services after meeting your deductible.
Home Health and Durable Medical Equipment
If you need skilled care at home, Part B can cover it. This includes nursing care, physical therapy, occupational therapy, and speech pathology services when prescribed by your doctor.
Part B also covers durable medical equipment you need. If your doctor prescribes a walker, wheelchair, oxygen concentrator, or similar device, Part B typically pays 80% of the cost after your deductible is met.
What Part B Does NOT Cover

It’s equally important to know what Part B doesn’t cover, so you aren’t surprised by a bill.
Part B does not include:
- Routine dental care, dentures, or dental implants
- Routine eye exams or eyeglasses (except after cataract surgery)
- Hearing aids or hearing exams
- Most prescription drugs filled at a pharmacy (that’s Part D)
- Long-term care or custodial care in a nursing home
- International travel medical care (with limited exceptions)
- Cosmetic procedures
- Most acupuncture treatments
How Much Does Part B Cost?
Part B has a monthly premium that most people pay. There’s also a deductible you need to meet before Part B starts paying its share of your bills.
Once you meet the deductible, you typically pay 20% coinsurance for covered services, and Medicare pays 80%.
Keep in mind that costs can change year to year, and your specific out-of-pocket expenses depend on factors like the services you use, where you live, and whether you have supplemental coverage.
If you want to understand your specific costs or explore ways to reduce out-of-pocket spending, schedule a consultation with someone who knows the ins and outs of Medicare.
Does Part B Cover Everything?
Here’s the real talk: Part B covers a lot, but it doesn’t cover everything. That’s why many people add supplemental insurance (also called Medigap) or a Medicare Advantage plan to fill the gaps.
Supplemental plans help with the out-of-pocket costs Part B leaves you responsible for, like copays and coinsurance. Medicare Advantage plans are an alternative to original Medicare and often include extra benefits.
Figuring out if you need supplemental coverage depends on your health, your budget, and how much medical care you think you’ll use. EZ Access Insurance can walk you through your options and help you pick a plan that actually fits your life.
Key Takeaways About Part B Coverage
Medicare Part B is your doctor’s visit insurance. It covers everything from routine checkups to mental health care, preventive screenings, and home health services.
You do pay out-of-pocket costs like premiums, deductibles, and coinsurance, and Part B doesn’t cover dental, vision, hearing aids, or most pharmacy prescriptions.
The best move? Get clear on what your specific coverage looks like and whether adding supplemental insurance makes sense for you. That’s where the real savings and peace of mind come in.
Want to dig deeper into your coverage options or talk through what makes sense for your situation? EZ Access Insurance is here to help you understand your benefits and make confident choices.
Common Questions About Medicare Part B Coverage
Does Medicare Part B cover annual checkups?
Yes. Part B covers an annual wellness visit with your doctor at no cost to you. This visit helps assess your overall health, review your medications, and discuss preventive care. If your doctor finds something that needs attention during the visit, any services related to that may have standard copay or coinsurance charges.
Are prescription drugs covered by Part B?
Most pharmacy prescriptions are covered by Part D (prescription drug coverage), not Part B. However, Part B does cover certain medications given in outpatient clinical settings, like chemotherapy drugs or immunosuppressants administered in a hospital or clinic. Drugs you pick up at a pharmacy are handled separately under Part D.
Does Part B cover physical therapy?
Yes, Part B covers physical therapy when it’s medically necessary and ordered by your doctor. You pay 20% coinsurance after meeting your deductible. Physical therapy can be done in an outpatient clinic, hospital, or your home as part of skilled home health services.
What happens if I don’t sign up for Part B when I’m first eligible?
If you don’t enroll in Part B during your initial enrollment period, you may face a late enrollment penalty that increases your monthly premium permanently. There are limited exceptions if you have other health coverage through an employer. It’s best to enroll on time or talk to someone who understands the rules. You can fill out this quick form to get guidance on your enrollment options.
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