Comparison of Proposed 2025 OPPS Addendum A with July 2024 Addendum A

This spreadsheet compares relative weights and payment rates at the APC level, using the 2025 proposed rule Addendum A, compared to 2024 Addendum A (July 1, 2024 file), as downloaded from the CMS website. Spreadsheet cells highlighted in yellow are presented by HFMA; all other information is from CMS.

The Addendum A spreadsheet contains these 5 tabs:

• 2025 NPRM Add. A by APC: compares 2024 and proposed 2025 status indicators, relative weights, and payment rates for all APCs in APC order
• 2025 NPRM Add. A sorted: same as previous tab but sorted by percent change in payment rate, from largest percentage loss to biggest percentage gain
• 2025 NPRM New Proposed APCs: displays the new APCs
• 2025 NPRM Deleted APCs: displays the APCs deleted from 2024 NPRM Deleted
• 2025 Status Indicators: as supplied by CMS, ADDENDUM D1.–PROPOSED OPPS PAYMENT STATUS INDICATORS FOR CY 2025