0WHC4GZInsertion of Defibrillator Lead into Mediastinum, Percutaneous Endoscopic Approach

Medical and Surgical›Anatomical Regions, General›Insertion
  • Billable / Specific Code
ICD-10-PCS 0WHC4GZ
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

0WHC4GZ is a billable ICD-10-PCS procedure code for Insertion of Defibrillator Lead into Mediastinum, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Insertion involves putting in a nonbiological appliance that monitors, assists, performs, or prevents a physiological function but does not physically take the place of a body part.

Code Identity

ICD-10-PCS Code
0WHC4GZ
Billable Status
Yes — Valid for Submission
Code Describes
Insertion of Defibrillator Lead into Mediastinum, Percutaneous Endoscopic Approach
Parent Code
0WH
Short Description
Insertion of Defib Lead into Mediastinum, Perc Endo Approac

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
1Section0Medical and Surgical
2Body SystemWAnatomical Regions, General
3OperationHInsertion
4BodyPartCMediastinum
5Approach4Percutaneous Endoscopic
6DeviceGDefibrillator Lead
7QualifierZNo Qualifier

Code History

Replaces previously assigned code(s):
  • 0WHC4YZ — Insertion of Oth Dev into Mediastinum, Perc Endo Approach

Similar Procedure Codes

Questions About 0WHC4GZ

Is 0WHC4GZ a billable code?

Yes. 0WHC4GZ is a complete seven-character ICD-10-PCS code, specific enough to report Insertion of Defibrillator Lead into Mediastinum, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 0WHC4GZ mean?

0WHC4GZ breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character W is the Body System (Anatomical Regions, General); the 3rd character H is the Operation (Insertion); the 4th character C is the BodyPart (Mediastinum); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character G is the Device (Defibrillator Lead); the 7th character Z is the Qualifier (No Qualifier).