December 5, 2017

2018 Medicare Premiums and Deductibles (article)

The Centers for Medicare & Medicaid Services (CMS) released the 2018 premiums and deductibles for the Medicare Part A and Part B programs.  Following are highlights of the changes.


Medicare Part A - Premium and Deductible

  • Generally, there is no monthly Part A premium for those with 40+ quarters of Medicare-covered employment.  Individuals who buy Part A will pay $422 per month in 2018.
  • Part A deductibles in 2018 will be $1,340 for first 60 days of inpatient care; an additional $335 coinsurance per day for days 61 through 90, and additional $670 per day coinsurance beyond the 90th day.

Medicare Part B - Premium and Deductible

  • For 2018, the annual deductible of $183 and premium of $134 for Part B remains the same as 2017.  However, the amount of monthly premium is adjusted based on revised income levels, as reflected in the chart below:


Beneficiaries who file an individual tax return with income:

Beneficiaries who file a joint tax return with income:

Income-related monthly adjustment amount

Total monthly premium amount

≤ $85,000

≤ $170,000



>$85,000 and ≤ $107,000

> $170,000 and ≤ $214,000



> $107,000 and ≤ $133,500

> $214,000 and ≤ $267,000



> $133,500 and ≤ $160,000

> $267,000 and ≤ $320,000



> $160,000

> $320,000




Part B premiums for individuals who are married, live with their spouse at any time during the taxable year, and file a separate return are:


Beneficiaries who are married and lived with their spouse at any time during the year, but file a separate tax return from their spouse:

Income-related monthly adjustment amount

Total monthly premium amount

≤ $85,000



> $85,000




The monthly premium for Medicare Part C and/or Part D coverage vary by the selected plan.


Additional information about Medicare’s premium and deductibles is available from Medicare’s 2017 & 2018 Costs at a Glance and CMS Fact Sheet.  


The information contained in this article is provided as general guidance and may be affected by changes in law or regulation. This article is not intended to replace or substitute for accounting or other professional advice. Please consult a CBIZ professional. This information is provided as-is with no warranties of any kind. CBIZ shall not be liable for any damages whatsoever in connection with its use and assumes no obligation to inform the reader of any changes in laws or other factors that could affect the information contained herein. 

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