Version 2024
Billable Code

2024 ICD-10-CM Procedure Code 4A10X4G

Monitoring of Central Nervous Electrical Activity, Intraoperative, External Approach

ICD-10-PCS Code:
4A10X4G
ICD-10-PCS Code for:
Monitoring of CNS Electr Activity, Intraop, Extern Approach
Is Billable?
Yes - Valid for Submission
Code Navigator:

4A10X4G is a billable procedure code used to specify the performance of monitoring of central nervous electrical activity, intraoperative, external approach. The code is valid for the year 2024 for the submission of HIPAA-covered transactions.

4A10X4G PCS Table

In an PCS table each code is represented by up seven alphanumeric characters, with each character in the table respresenting different aspects of the procedure. In the table provided below, each row represents an individual character and includes information about the character's position, designation, label, and procedure notes. For this PCS table the procedure code is in the measurement and monitoring section and is part of the physiological systems body system, classified under monitoring operation. The applicable bodysystem for this procedure code is central nervous.

Position Designation Character Label Procedures Notes
1 Section 4 Measurement and Monitoring
2 Body System A Physiological Systems
3 Operation 1 Monitoring

Involves:
Determining the level of a physiological or physical function repetitively over a period of time

4 BodySystem 0 Central Nervous  
5 Approach X External

Involves:
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

6 Function/Device 4 Electrical Activity
7 Qualifier G Intraoperative

Clinical Classification

Convert to ICD-9-PCS

The following crosswalk between ICD-10-PCS to ICD-9-PCS is based based on the General Equivalence Mappings (GEMS) information:

Other ICD-10-PCS Codes Used for Monitoring Central Nervous

What is ICD-10-PCS?

The ICD-10 Procedure Coding System (ICD-10-PCS) is a catalog of procedural codes used by medical professionals for hospital inpatient healthcare settings. The Centers for Medicare and Medicaid Services (CMS) maintain the catalog in the U.S. releasing yearly updates. The 2024 ICD-10-PCS codes are to be used for discharges occurring from October 1, 2023 through September 30, 2024.

Each ICD-10-PCS code has a structure of seven alphanumeric characters and contains no decimals. The first character defines the major "section". Depending on the "section" the second through seventh characters mean different things.