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ICD-10-PCS Body System W
New Technology, Anatomical Regions

The Anatomical Regions body system is identified by the character “W” in the 2nd character position and grouped within the New Technology section of the ICD-10-PCS coding structure. The 2nd character of an ICD-10-PCS code defines the particular body system or general physiological system or anatomical region involved.

ICD-10-PCS code structure

Section:
  X = New Technology

Body System:

See Terms used in New Technology

The 3rd character refers to the root operation or the objective of the procedure.

Anatomical Regions

  • XWH - Insertion

    Putting in a nonbiological appliance that monitors, assists, performs, or prevents a physiological function but does not physically take the place of a body part

  • XW0 - Introduction

    Putting in or on a therapeutic, diagnostic, nutritional, physiological, or prophylactic substance except blood or blood products

  • XW1 - Transfusion

    Putting in blood or blood products