ICD-10-CM Official Guidelines for Coding and Reporting FY 2023 -- UPDATED April 1, 2023 (October 1, 2022 - September 30, 2023) In the document, narrative changes appear in bold text Items underlined have been moved within the guidelines since the FY 2022 version. Italics are used to indicate revisions to heading changes. https://ftp.cdc.gov/pub/Health_Statistics/NCHS/Publications/ICD10CM/April-1-2023-Update/ICD-10-CM-Guidelines-April%201,%20FY2023.pdf Disclaimer: This guidance is to be used for an easy reference; the ICD-9-CM and ICD-10-CM code books and the Official Guidelines for Coding and Reporting are the authoritative references for accurate and complete coding. This blog may contain references or links to statutes, regulations, or other policy materials. It is not intended to take the place of either the written law or regulations. The information presented herein is for general informational purposes only and is accurate as of the date of publication.