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FY 2023 IPPS Final Rule: Finding the Codes

Published on 

Wednesday, August 10, 2022

 | Coding 
 | Billing 

When first employed at MMP, there were two big challenges for me, identifying what I did not know but needed to know and knowing where to find the information. To that end, following are key resources you will need to prepare for the start of the new CMS Fiscal Year 2023 on October 1, 2022.

FY 2023 IPPS Final Rule Home Page


On this webpage you will find a links to:

  • The FY 2023 IPPS Final Rule,
  • FY 2023 Final Rule Tables
    • Table 5: MS-DRGs, Relative Weighting Factors, Geometric and Arithmetic Mean Lengths of Stay, and Post-Acute Transfer designated MS-DRGs
    • Table 6: New Diagnosis Codes,
    • Table 6B: New Procedure Codes
    • Table 6I: Complete MCC List,
    • Table 6I.1: Additions to the MCC List,
    • Table 6I.2: Deletions to the MCC List,
    • Table 6J: Complete CC list,
    • Table 6J.1: Additions to the CC list,
    • Table 6J.2: Deletions to the CC list
  • FY 2023 MAC Implementation Files
    • MAC Implementation File 7: FY 2023 MS-DRGs Subject to the Replaced Devices Policy,
    • MAC Implementation File 8: FY 2023 New Technology Add-on Payment

2023 ICD-10-CM Files


Downloads available on this webpage includes:

  • 2023 POA Exempt Codes,
  • 2023 Conversion Table,
  • 2023 Code Description in Tabular Order,
  • 2023 Addendum,
  • 2023 Code Tables, Tabular and Index, and
  • FY 2023 ICD-10-CM Coding Guidelines.

The ICD-10-Files are also available on the CDC’s Comprehensive Listing ICD-10-CM Files webpage (link).

2023 ICD-10-PCS Files


Downloads available on this webpage includes:

  • 2023 ICD-10-PCS Order File,
  • 2023 Official ICD-10-PCS Coding Guidelines,
  • 2023 Version Update Summary,
  • 2023 ICD-10-PCS Codes File,
  • 2023 ICD-10-PCS Conversion table, 2023 ICD-10-PCS Code Tables and Index, and
  • 2023 ICD-10-PCS Addendum.

MS-DRG Definitions Manual and Software

The ICD-10 MS-DRG Version 40 (V40) Grouper Software, ICD-10 MS-DRG Definitions Manual, and the Definitions of Medicare Code Edits V 40 files are publicly available on the CMS MS-DRG Classifications and Software webpage (link).

In addition to finding the codes, here are additional resources highlighting key facts from the FY 2023 Final Rule.

MLN Connects

CMS Newsroom

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.