Quick Read – After Medicare Part B’s $18 premium increase, the effective monthly COLA gain drops from $56 to roughly $38, shrinking further with supplemental coverage costs. – Social Security’s CPI-W-based COLA underweights retiree healthcare spending, eroding benefits’…
rchasing power by nearly 14% over the past decade. – Personal healthcare spending rose roughly 8% last year, which was nearly 3x the COLA, pressuring retirees to build income sources that outpace CPI-W. – The Social Security Administration (SSA) set the 2026 cost-of-living adjustment (COLA) at 2.8%, lifting the average retired worker’s benefit from $2,015 to $2,071 per month. That extra $56 sounds fine on paper
Then the Medicare Part B premium notice arrives, the Medigap renewal letter shows up, and the math gets tighter than expected. One retiree on a popular personal finance forum put it bluntly: the raise looked decent until the premium deduction landed, and what felt like a real bump turned into roughly the cost of one extra grocery run. Millions of people are sitting with this scenario right now, and the headline number and the deposit slip tell different stories.
Where the 2.8% raise actually goes The COLA is calculated from the Consumer Price Index for Urban Wage Earners (CPI-W), which tracks working-age household spending. Retirees buy a different basket. They spend more on medical care and housing, and less on transportation and electronics.