4A00X4Z

PCS Procedure

Measurement of CNS Electr Activity, Extern Approach

Measurement of Central Nervous Electrical Activity, External Approach

About ICD-10-PCS code 4A00X4Z

ICD-10-PCS classifies this procedure as 4A00X4Z: Measurement of Central Nervous Electrical Activity, External Approach. Table 4A0, part of Section 4 (Measurement and Monitoring) contains it. The procedure targets the Physiological Systems body system. The approach used is External.

Procedure Details

Section
[4] Measurement and Monitoring
Body System
Physiological Systems
Root Operation
Measurement

Clinical Definitions

Root Operation · Operation
Measurement

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

Approach · Approach
External

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

Adjacent Procedure Codes