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ICD-10-PCS Root Operation 1
Extracorporeal or Systemic Assistance and Performance, Physiological Systems, Performance

The Performance root operation is identified by the character code 1 in the 3rd position of the procedure code. It is defined as Completely taking over a physiological function by extracorporeal means.

ICD-10-PCS code structure

Section:
  5 = Extracorporeal or Systemic Assistance and Performance

Body System:
  A = Physiological Systems

Root Operation:

See Terms used in Extracorporeal or Systemic Assistance and Performance

The 4th character refers to the body part or body region.

Outline View ICD-10-PCS Table View

Performance

Completely taking over a physiological function by extracorporeal means