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ICD-10-PCS Body Part - Z
Measurement and Monitoring, Physiological Systems, Measurement, None

The None body part is identified by the character Z in the 4th position of the ICD-10-PCS procedure code. It is contained within the Measurement root operation of the Physiological Systems body system under the Measurement and Monitoring section. The 4the position refers to the body part or body region when applicable.

ICD-10-PCS code structure

Section:
  4 = Measurement and Monitoring

Body System:
  A = Physiological Systems

Root Operation:
  0 = Measurement

Body Part:

See Terms used in Measurement and Monitoring

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

4A0Z - None

  • Via Natural or Artificial Opening Approach

    Entry of instrumentation through a natural or artificial external opening to reach the site of the procedure

    • Metabolism
      • 4A0Z76Z - Measurement of Metabolism, Via Natural or Artificial Opening
    • Temperature
      • 4A0Z7KZ - Measurement of Temperature, Via Opening

  • 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

    • Metabolism
      • 4A0ZX6Z - Measurement of Metabolism, External Approach
    • Temperature
      • 4A0ZXKZ - Measurement of Temperature, External Approach
    • Sleep
      • 4A0ZXQZ - Measurement of Sleep, External Approach