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New ICD-10-CM and ICD-10-PCS Codes Effective April 1, 2023

Published on 

Wednesday, December 14, 2022

On November 22nd, CMS published the following announcement regarding new ICD-10 diagnosis and procedure codes that will become effective April 1, 2023:

In an effort to better enable the collection of health-related social needs (HRSNs), defined as individual-level, adverse social conditions that negatively impact a person’s health or healthcare, are significant risk factors associated with worse health outcomes as well as increased healthcare utilization, the Centers for Disease Control and Prevention’s (CDC) National Center for Health Statistics (NCHS) is implementing 42 new diagnosis codes into the International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM), for reporting effective April 1, 2023.

Fourteen of the new diagnosis codes are identified as external cause of injury codes and as such there is no assigned severity level, MDC, or MS-DRG.

In addition, the Centers for Medicare & Medicaid Services (CMS) is implementing 34 new procedure codes into the International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS), effective April 1, 2023.

The ICD-10 MS-DRG V40.1 Grouper Software, Definitions Manual Table of Contents, and the Definitions of Medicare Code Edits V40.1 manual to accommodate these new diagnosis and procedure codes, effective for discharges on or after effective April 1, 2023 will be available at:

The Code Tables, Index and related Addenda files for the 34 new procedure codes will be available at:

The Index and Tabular Addenda for the new diagnosis codes will be made available via the CDC website at:

Article Author: Beth Cobb, RN, BSN, ACM, CCDS
Beth Cobb, RN, BSN, ACM, CCDS, is the Manager of Clinical Analytics at Medical Management Plus, Inc. Beth has over twenty-five years of experience in healthcare including eleven years in Case Management at a large multi-facility health system. In her current position, Beth is a principle writer for MMP’s Wednesday@One weekly e-newsletter, an active member of our HIPAA Compliance Committee, MMP’s Education Department Program Director and co-developer of MMP’s proprietary Compliance Protection Assessment Tool.

This material was compiled to share information.  MMP, Inc. is not offering legal advice. Every reasonable effort has been taken to ensure the information is accurate and useful.