Medicare and Medicaid are two of the largest government health coverage programs in the United States.
Both help people pay for medical care, but they serve different groups, work in different ways, and have distinct rules.
Knowing how they differ can help you understand your options and plan for healthcare costs.
What is Medicare?
Medicare is a federal health insurance program run by the federal government for people 65 and older and for some younger people with specific disabilities or conditions. It provides insurance coverage regardless of income. Medicare is funded through taxes, premiums, and federal funds. People who qualify pay monthly premiums and may have deductibles and coinsurance.
Calculate Your 2026 COLA Increase →Medicare has parts that cover different healthcare needs:
- Part A covers hospital and inpatient care.
- Part B covers medical services such as doctor visits and preventive care.
- Part C (Medicare Advantage) is an alternative plan offered by private insurers.
- Part D covers prescription drugs.
For official details about Medicare benefits and coverage, visit Medicare.gov.
What is Medicaid?
Medicaid is a joint federal and state health coverage program that helps low-income people of all ages get medical care. States run their own Medicaid programs under federal rules, and eligibility and benefits can vary from state to state.
Medicaid covers a wide range of services, including hospital care, doctor visits, long-term services like nursing home care, and personal care services that Medicare does not usually cover.
You can find official Medicaid information at Medicaid.gov.
How Do People Qualify for Medicare?
Medicare eligibility is mostly based on age or certain health conditions:
- You are age 65 or older.
- You are under 65 and have received Social Security Disability Insurance (SSDI) for at least 24 months.
- You have end-stage renal disease or ALS (amyotrophic lateral sclerosis).
There are no income requirements for Medicare eligibility.
How Do People Qualify for Medicaid?
Qualifying for Medicaid depends on income and state rules. Most states use a measure called Modified Adjusted Gross Income (MAGI) to check eligibility for children, pregnant women, parents, and adults.
Medicaid also provides coverage for people with disabilities and some seniors. There are mandatory groups that every state must cover, and states may choose to cover others.
To find out if you qualify, you can contact your state Medicaid agency through the official Medicaid eligibility page.
How Do Medicare and Medicaid Differ in Costs?
People with Medicare usually pay monthly premiums, deductibles, and cost sharing for services. Costs vary based on which parts of Medicare you use and your income.
In contrast, people with Medicaid often pay little or no out-of-pocket costs for covered services. Medicaid aims to make care affordable for low-income populations.
Can You Have Both Medicare and Medicaid?
Yes. Some people qualify for both programs. These individuals are known as dual eligibles. In this case, Medicare typically pays first for covered services, and Medicaid may help with costs that Medicare does not cover, such as premiums, deductibles, and services outside Medicare’s scope.
Dual eligibility can be especially helpful for people with low income who also meet Medicare age or disability requirements.
Why Do Medicare and Medicaid Matter?
Both programs help millions of Americans get the health services they need. Medicare mainly serves older adults and certain disabled individuals, providing standardized coverage across all states.
Medicaid focuses on low-income residents of any age, and benefits can vary by state.
Understanding the differences between these two programs can help individuals and families choose the coverage that best meets their health and financial needs.
What Types of Services Does Medicare Cover?
Medicare covers services such as hospital stays, doctor visits, medical tests, and prescription drugs through its different parts. Preventive care and outpatient services are covered under Medicare Part B.
Some people buy Medicare Advantage plans through private insurers to combine services and add benefits.
What Types of Services Does Medicaid Cover?
Medicaid covers a broad set of services and may include dental, vision, and long-term care. States must offer federal minimum benefits, but many states add optional benefits.
Medicaid is also the primary payer for long-term services and supports like nursing home care.
How Does Enrollment Work for Medicare?
Medicare enrollment generally occurs around your 65th birthday during specific enrollment periods. You can apply online or through the Social Security Administration.
More details are available through Medicare.gov.
How Does Enrollment Work for Medicaid?
Medicaid enrollment can usually happen any time during the year, but states may have different processes.
Applying usually involves submitting income and residency information to your state’s Medicaid office.
Does Medicare or Medicaid Cover Prescription Drugs?
Medicare covers prescription drugs through Part D plans, which are separate from Part A and Part B.
Medicaid may also cover prescription drugs as part of its benefits, depending on the state.
