Cms Calendar 2025. In cy 2025, the structure of the part d benefit is updated to reflect provisions of the ira that become effective on january 1, 2025. The cy 2025 updates include the following:.

In a final rule, put on public display in the nov. The centers for medicare & medicaid services (cms) has released the calendar year (cy) 2025 hospital outpatient prospective payment system (opps) and ambulatory surgical center (asc) payment system final rule.