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Hospital Outpatient PPS: Addendum A and Addendum B Updates.

Guidance for updates of Addendum A and B of the Hospital Outpatient Prospective Payment System.


Issued by: Centers for Medicare & Medicaid Services (CMS)

Issue Date: August 04, 2020

Updates of Addendum A and B are posted quarterly to the OPPS website. These addenda are a "snapshot" of HCPCS codes and their status indicators, APC groups, and OPPS payment rates, that are in effect at the beginning of each quarter. The quarterly updates of Addendum A and Addendum B reflect the OPPS Pricer changes that are part of the quarterly OPPS recurring update notification transmittals.

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DISCLAIMER: The contents of this database lack the force and effect of law, except as authorized by law (including Medicare Advantage Rate Announcements and Advance Notices) or as specifically incorporated into a contract. The Department may not cite, use, or rely on any guidance that is not posted on the guidance repository, except to establish historical facts.