Medicare Coinsurance in 2020: Everything You Need to Know

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In 2020, Medicare coinsurance rates vary depending on the specific services and coverage you receive. Let’s explore the key coinsurance rates for different aspects of Medicare:

  • Medicare Part A Coinsurance: For Medicare Part A, which covers hospital stays, coinsurance rates apply after the deductible has been met. In 2020, the coinsurance amount for hospital stays lasting between 61 and 90 days is $352 per day. For stays longer than 90 days, there is an additional lifetime reserve of 60 days, with a coinsurance amount of $704 per day.
  • Medicare Part B Coinsurance: Medicare Part B covers medical services such as doctor visits, outpatient care, and preventive services. The coinsurance for Part B is typically 20% of the Medicare-approved amount. It’s important to note that some preventive services may be covered at no cost to the beneficiary, without requiring coinsurance.
  • Medicare Advantage Coinsurance: If you have a Medicare Advantage plan (Part C), your coinsurance rates may vary depending on the specific plan and services received. It’s essential to review the details of your plan to understand the coinsurance amounts for various healthcare services.
  • Medicare Prescription Drug Coinsurance: Medicare Part D provides coverage for prescription drugs, and the specific coinsurance rates can vary depending on the plan you choose. It’s advisable to compare different Part D plans to find one that best meets your prescription drug needs while considering the associated coinsurance.

Managing Medicare Coinsurance Costs

While coinsurance is a necessary part of Medicare, there are strategies you can employ to manage these costs effectively:

  • Medicare Supplement Insurance: Also known as Medigap, Medicare Supplement Insurance is designed to help cover the gaps in Medicare coverage, including coinsurance. These plans are offered by private insurance companies and can provide financial assistance for coinsurance and other out-of-pocket expenses.
  • Medicare Advantage Plans: Medicare Advantage plans, also referred to as Part C, often offer additional benefits and may have different coinsurance structures. By comparing different Medicare Advantage plans, you can find one that aligns with your healthcare needs while considering coinsurance costs.
  • Medicare Prescription Drug Plans: As mentioned earlier, Medicare Part D covers prescription drugs. By carefully evaluating different Part D plans, you can select one that offers favorable coinsurance rates for the medications you require.


In conclusion, understanding Medicare coinsurance is crucial for managing your healthcare costs effectively. By familiarizing yourself with the specific coinsurance rates for different aspects of Medicare, you can make informed decisions and plan for any out-of-pocket expenses. Additionally, exploring options like Medicare Supplement Insurance, Medicare Advantage plans, and Part D plans can help you mitigate the financial impact of coinsurance and ensure comprehensive coverage.


  • Medicare coinsurance is the portion of medical expenses beneficiaries are responsible for paying after the deductible has been met.
  • Medicare Part A coinsurance rates in 2020 vary based on the duration of hospital stays.
  • Medicare Part B coinsurance is typically 20% of the Medicare-approved amount.
  • Medicare Advantage and Part D plans have their own coinsurance structures.
  • Strategies for managing coinsurance costs include Medicare Supplement Insurance, Medicare Advantage plans, and Part D plans.

Helpful Resources:

  1. Official website providing comprehensive information on Medicare.
  2. Official website of the Centers for Medicare & Medicaid Services, offering in-depth resources and updates on Medicare.
  3. Official website providing information on Medicaid, which can be helpful for individuals who are eligible for both Medicare and Medicaid.
  4. AARP offers a wealth of resources and guidance related to Medicare and other aspects of aging.

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