ICD-10-PCS NEW/REVISED CODES

A summary of the Fiscal Year 2021 (FY 2021) ICD-10-PCS changes effective October 1, 2020 is provided below. The addenda changes demonstrating the specific revisions to the code titles are not included in the explanations below. The FY 2021 ICD-10-PCS updates, including the complete list of ICD-10-PCS code titles, addenda, and a conversion table showing changes from the previous year are available on the Centers for Medicare & Medicaid Services (CMS) website at https://www.cms.gov/medicare/icd-10/2021-icd-10-pcs. There are 544 new ICD-10-PCS codes effective October 1, 2020. There were 0 revised code titles and 0 codes deleted. The majority of...

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Note:  The following article synopsis was NOT provided by the AHA. It was created by Find-A-Code/innoviHealth.

Article Overview

This article reviews the FY 2021 ICD-10-PCS update cycle and outlines the types of changes made across multiple sections of the procedure code set. It is intended for coding professionals who need to understand which areas of ICD-10-PCS were updated, how the update information is organized, and where to find the official CMS addenda and conversion materials. The article covers section-level additions and revised table values, along with general update context tied to CMS review and Coding Clinic discussion.

Why This Topic Matters

ICD-10-PCS annual updates affect procedure reporting accuracy, code set maintenance, and compliance workflows for inpatient and facility coding. Reviewing the update summary helps coders and auditors identify where the most significant changes occurred and which official resources support the revised code set.

Article Sections

  1. FY 2021 ICD-10-PCS update overview

    Introduces the annual update cycle, effective date, and the general scope of changes across the procedure code system. It also points readers to official CMS reference materials for the full addenda and conversion table.

  2. Section 0 - Medical and Surgical

    Summarizes changes affecting the largest portion of the procedure code set and notes the broad types of updates included in this section. The article then organizes the detailed table changes by specific procedure tables.

  3. Insertion of Radioactive Element

    Describes a new device value added within selected insertion tables and explains the update in the context of brachytherapy-related procedures. The section identifies the affected body systems and the resulting expansion in code availability.

  4. Atrium Bypass Qualifier

    Describes a table update in the heart and great vessels bypass category and provides context for the procedural scenario associated with the change. The section includes a brief coding-focused example tied to the revised table values.

What You Will Learn

  • How the FY 2021 ICD-10-PCS update summary is organized.
  • Which major ICD-10-PCS sections received changes for the effective date covered.
  • What kinds of table-level updates were introduced in the article.
  • How the article frames the CMS and Coding Clinic sources behind the update cycle.
  • What procedural scenarios are used to illustrate selected ICD-10-PCS changes.

Who Should Read This

  • Hospital inpatient coders
  • Procedure coding auditors
  • Coding compliance staff
  • Revenue cycle teams
  • Health information management professionals

Codes Discussed

  • ICD-10-PCS: 02173J6

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