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Policy Clarification on Acceptable Control Materials Used when Quality Control (QC) is Performed in Laboratories
Guidance for Transmittals through Transmittal Number 2444, dated March 13, 2020, are included in this update. As new transmittals are issued, they will be identified on this page.
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: April 08, 2016
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.