ICD-10-PCS code structure

Section:
  0 = Medical and Surgical

Body System:
  W = Anatomical Regions, General

Root Operation:
  2 = Change

Body Part:


See Terms used in Medical and Surgical

Select the appropriate procedure code based on the approach & device:

0W21 - Cranial Cavity

  • External Approach

    Procedures performed directly on the skin or mucous membrane and procedures performed indirectly by the application of external force through the skin or mucous membrane

    • Drainage Device
      • 0W21X0Z - Change Drainage Device in Cranial Cavity, External Approach
    • Other Device
      • 0W21XYZ - Change Other Device in Cranial Cavity, External Approach