Institutional billing resources (Addendums A, B, D1 and E*)
Addendum A - APC groups and OPPS payment rates
- After clicking on the hyperlink above, choose the appropriate Release Date from the options listed.
- Then on the "Details for title: Month 20XX" page, click on Addendum A under Related Links.
- After you choose Accept and open, a box will appear with all the addenda available.
- Choose either version of Addendum A (.xlsx or .csv) and the file will open.
Addendum B - HCPCS codes and their status indicators
- After clicking on the hyperlink above, choose the appropriate Release Date from the options listed.
- Then on the "Details for title: Month 20XX" page, click on Addendum B under Related Links.
- After you choose Accept and open, a box will appear with all the addenda available.
- Choose either version of Addendum B (.xlsx or .csv) and the file will open.
Addendum D1 - Payment status indicators for the Hospital Outpatient Prospective Payment System
- After clicking on the hyperlink above, choose the Regulation number for the appropriate Final Rulemaking year requested, CMS-xxxx-FC.
- Scroll to the bottom of the page. Under related links choose “20XX NFRM OPPS Addenda” from the options listed.
- After you choose Accept and open, a box will appear with all the addenda available.
- Choose either version of 20XX NFRM addendum D1 (.xlsx or .csv) and the file will open.
Addendum E - Inpatient only procedure codes
- After clicking on the hyperlink above, choose the Regulation number for the appropriate Final Rulemaking year requested, CMS-xxxx-FC.
- Choose “20XX NFRM OPPS Addenda” from the options listed.
- After you choose Accept and open, a box will appear with all the addenda available.
- Choose either version of 20XX NFRM Addendum E (.xlsx or .csv) and the file will open.
*not all-inclusive list