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ICD-10-PCS 2027 procedure code

0WWC3GZRevision of Defibrillator Lead in Mediastinum, Percutaneous Approach

✓ Valid for 2027O.R. procedure

Short description: Revision of Defibrillator Lead in Mediastinum, Perc Approach

Code last changed in FY2024 (effective October 1, 2023). Source: official FY2027 ICD-10-PCS release from CMS. Page updated September 29, 2026. About our data

About 0WWC3GZ

0WWC3GZ is the ICD-10-PCS code for a revision procedure on the mediastinum using a percutaneous approach with defibrillator lead. In ICD-10-PCS, revision means correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device.

The same procedure with a different approach is coded 0WWC0GZ (open), 0WWC4GZ (percutaneous endoscopic) and 0WWCXGZ (external).

With a different device, use 0WWC30Z (drainage device), 0WWC31Z (radioactive element), 0WWC33Z (infusion device), 0WWC37Z (autologous tissue substitute), 0WWC3JZ (synthetic substitute), 0WWC3KZ (nonautologous tissue substitute) and 1 more.

It is an operating-room procedure in the MS-DRG logic for DRG 040 (Peripheral, Cranial Nerve and Other Nervous System Procedures with MCC), DRG 041 (Peripheral, Cranial Nerve and Other Nervous System Procedures with CC or Peripheral Neurostimulator), DRG 042 (Peripheral, Cranial Nerve and Other Nervous System Procedures without CC/MCC), DRG 265 (AICD Lead Procedures), DRG 579 (Other Skin, Subcutaneous Tissue and Breast Procedures with MCC) and DRG 580 (Other Skin, Subcutaneous Tissue and Breast Procedures with CC), under the surgical categories “Peripheral, Cranial Nerve and Other Nervous System Procedures”, “AICD Lead Procedures”, “Other Skin, Subcutaneous Tissue and Breast Procedures” and 2 more.

It was added in FY2024, effective October 1, 2023.

What each character means

1. Section
0Medical and Surgical
2. Body System
WAnatomical Regions, General
3. Operation
WRevision

Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device

Revision can include correcting a malfunctioning or displaced device by taking out or putting in components of the device such as a screw or pin

Includes: Adjustment of position of pacemaker lead, recementing of hip prosthesis

4. Body Part
CMediastinum

Includes: Mediastinal cavity; Mediastinal space

5. Approach
3Percutaneous

Entry, by puncture or minor incision, of instrumentation through the skin or mucous membrane and any other body layers necessary to reach the site of the procedure

6. Device
GDefibrillator Lead
7. Qualifier
ZNo Qualifier

Other versions of this procedure

MS-DRG v44.0 grouping

All DRGs →

Surgical MS-DRGs this procedure can group to, depending on the principal diagnosis's MDC.

MDC 05 · Diseases and Disorders of the Circulatory System · AICD Lead Procedures

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2024 (effective 10/1/2023): Added
  • No changes since FY2024.

Common questions about 0WWC3GZ

Is 0WWC3GZ a valid ICD-10-PCS code for 2027?

Yes. 0WWC3GZ is valid for inpatient procedures from October 1, 2026 through September 30, 2027.

Is 0WWC3GZ an O.R. procedure?

Yes. 0WWC3GZ is an O.R. procedure in MS-DRG v44.0.

What DRG does 0WWC3GZ group to?

Depending on the principal diagnosis, 0WWC3GZ can group to MS-DRG 040, MS-DRG 041, MS-DRG 042, MS-DRG 265, MS-DRG 579 and MS-DRG 580.