Can you add Medicare C at anytime?

Asked by: Roderick Moore  |  Last update: September 17, 2025
Score: 4.4/5 (71 votes)

You can only join, switch, or drop a Medicare Advantage Plan (Part C) or Medicare drug plan (Part D) during certain times, called enrollment periods. You need both Medicare Part A (Hospital Insurance) and Part B (Medical Insurance) to join a Medicare Advantage Plan.

Can I enroll in Medicare Part C anytime?

Sign up for a Medicare Advantage Plan (with or without prescription drug coverage) or a Medicare Prescription Drug Plan. During the 7‑month period that starts 3 months before the month you turn 65, includes the month you turn 65, and ends 3 months after the month you turn 65.

Is there a penalty for late enrollment of Part C?

Medicare Advantage (Part C) plans are Medicare-approved plans offered by private insurance companies that cover Medicare Part A and Part B. Because Part C plans aren't required, there aren't late enrollment penalties.

How much does it cost to enroll in Medicare Part C?

A person with Medicare Part C pays a monthly premium in addition to the Part B deductible. Some premiums are $0, and the monthly premium varies depending on the type of plan and the coverage offered. For 2025, the average monthly premium cost for all Medicare Advantage plan types is estimated to be $17.00.

Is it a good idea to get Medicare Part C?

If you have Original Medicare and just need a plan for prescription medications, Medicare Part D is the best choice. When you require more coverage for dental, vision, or prescription drugs, Medicare Part C plans provide more options to fit your healthcare needs.

How and When to Enroll in Medicare Part D

20 related questions found

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.

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 are the 6 things Medicare doesn't cover?

Some of the items and services Medicare doesn't cover include:
  • Eye exams (for prescription eyeglasses)
  • Long-term care.
  • Cosmetic surgery.
  • Massage therapy.
  • Routine physical exams.
  • Hearing aids and exams for fitting them.

What is the 63 day rule for Medicare?

Medicare beneficiaries may incur a late enrollment penalty (LEP) if there is a continuous period of 63 days or more at any time after the end of the individual's Part D initial enrollment period during which the individual was eligible to enroll, but was not enrolled in a Medicare Part D plan and was not covered under ...

Can I drop my employer health insurance and go on Medicare Part B?

Once you stop working (or lose your health insurance, if that happens first) you have an 8-month Special Enrollment Period (SEP) when you can sign up for Medicare (or add Part B to existing Part A coverage).

What is the penalty for not signing up for Medicare at age 65?

Example: If you waited 2 full years (24 months) to sign up for Part B and didn't qualify for a Special Enrollment Period, you'll have to pay a 20% late enrollment penalty (10% for each full 12-month period that you could have signed up), plus the standard Part B monthly premium ($185 in 2025).

Why are seniors losing Medicare Advantage plans?

Medicare vs Privatized Medicare Advantage

Beneficiaries are tossed aside because they live in an unprofitable market for their insurer or because they are actually using the insurance they signed up for to access services.

Why do doctors not like Medicare Advantage plans?

Across the country, provider grumbling about claim denials and onerous preapproval requirements by Advantage plans is crescendoing. Some hospitals and physician practices are so fed up they're refusing to accept the plans — even big ones like those offered by UnitedHealthcare and Humana.

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.

Does everyone have to pay $170 a month for Medicare?

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.

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.

Why do people choose original Medicare over Medicare Advantage?

There's no one-size-fits-all answer, but Medicare Advantage typically has lower premiums and optional coverage, while Original Medicare often gives you more choice when it comes to choosing doctors.

What is the disadvantage of UnitedHealthCare for seniors?

Cons About UnitedHealthcare Medicare Advantage

You may only have access to certain HMO or PPO plans in your area. And while UnitedHealthCare has competitive pricing, your location may only have access to plans with higher deductibles, more copays, and fewer additional benefits.

Are hospitals dropping Medicare Advantage plans?

Medicare Advantage provides health coverage to more than half of the nation's older adults, but some hospitals and health systems are opting to end or not renew contracts with MA plans over administrative challenges.