Medicare Part B Premium for 2025

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MEDICARE PART B PREMIUMS FOR 2025

As a reminder, all Retired Members and their dependents who are eligible for Medicare and enrolled in a LACERS plan are required to enroll in Medicare Part B.  Retired Members enrolled in Medicare Parts A & B with at least 10 years of Service who are enrolled in a LACERS Senior medical plan or participate in the Medical Premium Reimbursement Program (MPRP) are eligible for a reimbursement of their standard (basic) Medicare Part B premium.

For 2025, the standard (basic) monthly Medicare Part B premium amount will be $185 a month, an increase from $174.70 in 2024. This amount does not include Income-Related Monthly Adjustment Amounts or late enrollment penalties.

If you are a Retiree whose Medicare Part B premium is deducted from your Social Security Benefit check and the amount is less than $185 a month, you must submit proof of the amount to LACERS so that your reimbursement amount can be adjusted. An audit regarding Part B reimbursements will be conducted in 2025.

MEDICARE PART B DEDUCTIBLE FOR 2025 

For 2025, the Medicare Part B annual deductible will be $257 (an increase from $240 in 2024) for Members and dependents enrolled in LACERS Anthem Blue Cross PPO Part B only plan and the LACERS Anthem Blue Cross Life & Health Medicare (Medicare Supplement) plan. This deductible is the amount of money that you have to pay before your insurance starts covering the cost of your healthcare expenses.

INCOME-RELATED MONTHLY ADJUSTMENT AMOUNT (IRMAA)

It is essential to know that some Members and/or their dependents may have to pay an additional premium amount for their Medicare Parts B and D. This extra premium amount is called an IRMAA, which stands for Income-Related Monthly Adjustment Amount.

Whether or not you pay an IRMAA is determined by Social Security based on your tax return income and filing status from two years earlier. For example, Social Security will use your tax return information from 2023 to determine if an IRMAA is to be applied for 2025. If in 2023 you filed Single and made over $106,000 modified adjusted gross income (MAGI) or filed Married Filing Joint (MFJ) and made over $212,000 MAGI, you would be billed for an IRMAA.

Before you are billed for an IRMAA, Social Security will typically send a notice, and you will have the opportunity to appeal. This adjustment amount must be paid in full as part of eligibility for LACERS’ medical subsidy and medical plan.

IRMAAs are not part of the basic premium and, therefore, are not reimbursed. 

Click here to view the Fact Sheet provided by the Centers for Medicare and Medicaid Services (CMS) regarding 2025 Medicare Parts A & B Premiums and Deductibles, 2025 Medicare Part D Income-Related Monthly Adjustment Amounts.

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