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ICD-10-PCS Body System B
Measurement and Monitoring, Physiological Devices

The Physiological Devices body system is identified by the character “B” in the 2nd character position and grouped within the Measurement and Monitoring 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:
  4 = Measurement and Monitoring

Body System:

See Terms used in Measurement and Monitoring

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

Physiological Devices

  • 4B0 - Measurement

    Determining the level of a physiological or physical function at a point in time