Medicare Part B Premium Reduction In 2023 Has Reserves Built In If Lecanemab Launches

But premiums in future years made need to keep pace with accelerating Medicare spending on Alzheimer’s drugs.

Beneficiaries Could Share Coverage Burden For Alzheimer's Drugs Later • Source: Shutterstock

The standard monthly premium for Medicare Part B enrollees will be $164.90 in 2023, down $5.20 from a peak of $170.10 in 2022, in anticipation of much lower than previously expected spending on Biogen, Inc.’s Alzheimer’s drug Aduhelm, mainly because of Medicare coverage restriction imposed under a national coverage determination.

The premium reduction was previewed by the Centers for Medicare and Medicaid Services in May and described as a correction...

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