Big Medicare Part B jump slashes next years COLA heres how much seniors lose

In 2026, Medicare Part B premiums will rise to $202.90 a month, reducing the Social Security COLA for many retirees. The average cost-of-living increase of $56 could drop to about $38 after the Part B payment. Low-income retirees may see little or no gain due to the hold harmless provision, while high-income households pay even more for Part B.