Changes to the ICD-10-PCS Official Guidelines for Coding and Reporting 2027

A summary of the modifications to the ICD-10-PCS Official Guidelines for Coding and Reporting is included below. The complete guidelines may be downloaded by visiting https://www.cms.gov/medicare/coding-billing/icd-10-codes . The modifications are published below using the following format:  Narrative changes appear in bold text (e.g., more definitive root operation).  Items underlined were moved within the guidelines since the FY 2026 version (e.g., control of acute bleeding ). Deletions are shown as strikeouts (e.g., any of the definitive root operations ).  Medical and Surgical Section Guidelines (section 0) B3. Root Operation Discontinued or incomplete procedures B3...

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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 changes to the Medical and Surgical Section guidelines, including topics related to root operations and device guidance. It is intended for professionals who work with ICD-10-PCS coding and reporting and describes the general areas affected by the 2027 revisions. The article also directs readers to CMS for the complete guidelines.

Why This Topic Matters

Awareness of annual guideline revisions can help coding professionals understand which areas of ICD-10-PCS guidance have changed and decide whether to consult the complete official guidelines.

Article Sections

  1. Medical and Surgical Section Guidelines (section 0)

    This section covers revisions to ICD-10-PCS guidance for the Medical and Surgical section, including root operation topics.

  2. B3. Root Operation

    This section addresses changes across several root operation guideline topics.

  3. Discontinued or incomplete procedures

    This subsection covers guidance related to procedures that are stopped or not completed.

  4. Biopsy procedures

    This subsection reviews guidance concerning biopsy procedures.

  5. Overlapping body layers

    This subsection addresses guidance for procedures involving overlapping musculoskeletal body layers.

  6. B6. Device

    This section covers general device guidance, including circumstances involving devices used during a procedure or inpatient stay.

  7. General guidelines

    This subsection reviews general guidance on device values and device-related procedures.

What You Will Learn

  • Which broad areas of the ICD-10-PCS Medical and Surgical Section guidelines are addressed in the 2027 revisions.
  • What topics are covered under root operation and device guidance.
  • Where to locate the complete official guidelines referenced by the article.
  • intended_audiences לתקtional
  • topics
  • medical_specialties
  • code_sets
  • codes

Who Should Read This

  • ICD-10-PCS coders
  • Health information management professionals
  • Coding educators and auditors

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