XX20X89Monitoring of Brain Electrical Activity, Computer-aided Detection and Notification, New Technology Group 9

New Technology›Physiological Systems›Monitoring
  • Billable / Specific Code
ICD-10-PCS XX20X89
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

XX20X89 is a billable ICD-10-PCS procedure code for Monitoring of Brain Electrical Activity, Computer-aided Detection and Notification, New Technology Group 9. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Monitoring involves determining the level of a physiological or physical function repetitively over a period of time.

Code Identity

ICD-10-PCS Code
XX20X89
Billable Status
Yes — Valid for Submission
Code Describes
Monitoring of Brain Electrical Activity, Computer-aided Detection and Notification, New Technology Group 9
Parent Code
XX2 New Technology, Physiological Systems, Monitoring
Short Description
Monitor of Brn Elec Activ Comp-aid Detect/Notif, New Tech 9

PCS Table Breakdown

Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.

PositionDesignationValueMeaning
1SectionXNew Technology
2Body SystemXPhysiological Systems
3Operation2Monitoring
4BodyPart0Central Nervous
5ApproachXExternal
6Device/Substance/Technology8Brain Electrical Activity, Computer-aided Detection and Notification
7Qualifier9New Technology Group 9

Code History

Replaces previously assigned code(s):
  • 4A10X4Z — Monitoring of CNS Electr Activity, Extern Approach

Similar Procedure Codes

Questions About XX20X89

Is XX20X89 a billable code?

Yes. XX20X89 is a complete seven-character ICD-10-PCS code, specific enough to report Monitoring of Brain Electrical Activity, Computer-aided Detection and Notification, New Technology Group 9 on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in XX20X89 mean?

XX20X89 breaks down character by character: the 1st character X is the Section (New Technology); the 2nd character X is the Body System (Physiological Systems); the 3rd character 2 is the Operation (Monitoring); the 4th character 0 is the BodyPart (Central Nervous); the 5th character X is the Approach (External); the 6th character 8 is the Device/Substance/Technology (Brain Electrical Activity, Computer-aided Detection and Notification); the 7th character 9 is the Qualifier (New Technology Group 9).