ICD-10-PCS code structure

Section:
  4 = Measurement and Monitoring

Body System:
  A = Physiological Systems

Root Operation:
  1 = Monitoring

Body Part:


See Terms used in Measurement and Monitoring

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

4A1J - Products of Conception, Nervous

  • Via Natural or Artificial Opening Approach

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

    • Conductivity
      • 4A1J72Z - Monitoring of POC, Nervous Conductivity, Via Opening
    • Electrical Activity
      • 4A1J74Z - Monitoring of POC, Nervous Electr Activity, Via Opening
    • Pressure
      • 4A1J7BZ - Monitoring of POC, Nervous Pressure, Via Opening

  • Via Natural or Artificial Opening Endoscopic Approach

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

    • Conductivity
      • 4A1J82Z - Monitoring of POC, Nervous Conductivity, Endo
    • Electrical Activity
      • 4A1J84Z - Monitoring of POC, Nervous Electr Activity, Endo
    • Pressure
      • 4A1J8BZ - Monitoring of Products of Conception, Nervous Pressure, Endo

  • 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

    • Conductivity
      • 4A1JX2Z - Monitoring of POC, Nervous Conductivity, Extern Approach
    • Electrical Activity
      • 4A1JX4Z - Monitoring of POC, Nervous Electr Activity, Extern Approach
    • Pressure
      • 4A1JXBZ - Monitoring of POC, Nervous Pressure, Extern Approach