Addition of the QW modifier to Healthcare Common Procedure Coding System (HCPCS) Codes 87811 and 87428
This change request informs Medicare contractors about the addition of the QW modifier to CMS Healthcare Common Procedure Coding System (HCPCS) code 87811 [Infectious agent antigen detection by immunoassay with direct optical (ie, visual) observation; severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) (Coronavirus disease [COVID-19])] and code 87428 [Infectious agent antigen detection by immunoassay technique, (eg, enzyme immunoassay [EIA], enzyme-linked immunosorbent assay [ELISA], fluorescence immunoassay [FIA], immunochemiluminometric assay [IMCA]) qualitative or semiquantitative; severe acute respiratory syndrome coronavirus (eg, SARS-CoV, SARS-CoV-2 [COVID-19]) and influenza virus types A and B]. This One Time Notification applies to Chapter 16, Section 70.9.
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: December 23, 2020
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.