Medicare Part D Premium 2024 Projections. This may have already been mentioned elsewhere, but attached is a report with interesting projections going out to 2033 for regular part b premiums and irmaa. The centers for medicare and medicaid services (cms) recently announced that the 2024 average total monthly medicare part d premium is projected to be approximately $55.50.

Medicare part d premiums are projected to decrease from $56.49 in 2023 to $55.50 in 2024, cms announced. The standard medicare part b premium for 2024 is $174.70 per month;