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ICD-10-PCS 2027 procedure code

02WA4NZRevision of Intracardiac Pacemaker in Heart, Percutaneous Endoscopic Approach

✓ Valid for 2027O.R. procedure

Short description: Revision of Intracard Pacer in Heart, Perc Endo Approach

Code last changed in FY2017 (effective October 1, 2016). Source: official FY2027 ICD-10-PCS release from CMS. Page updated September 29, 2026. About our data

About 02WA4NZ

02WA4NZ is the ICD-10-PCS code for a revision procedure on the heart using a percutaneous endoscopic approach with intracardiac pacemaker. 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 02WA0NZ (open), 02WA3NZ (percutaneous) and 02WAXNZ (external).

With a different device, use 02WA42Z (monitoring device), 02WA43Z (infusion device), 02WA47Z (autologous tissue substitute), 02WA48Z (zooplastic tissue), 02WA4CZ (extraluminal device), 02WA4DZ (intraluminal device) and 6 more.

It is an operating-room procedure in the MS-DRG logic for DRG 228 (Other Cardiothoracic Procedures with MCC) and DRG 229 (Other Cardiothoracic Procedures without MCC), under the surgical category “Other Cardiothoracic Procedures”.

It was added in FY2017, effective October 1, 2016.

What each character means

1. Section
0Medical and Surgical
2. Body System
2Heart and Great Vessels
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
AHeart
5. Approach
4Percutaneous Endoscopic

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

6. Device
NIntracardiac Pacemaker
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 · Other Cardiothoracic 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
  • FY2017 (effective 10/1/2016): Added
  • No changes since FY2017.

Common questions about 02WA4NZ

Is 02WA4NZ a valid ICD-10-PCS code for 2027?

Yes. 02WA4NZ is valid for inpatient procedures from October 1, 2026 through September 30, 2027.

Is 02WA4NZ an O.R. procedure?

Yes. 02WA4NZ is an O.R. procedure in MS-DRG v44.0.

What DRG does 02WA4NZ group to?

Depending on the principal diagnosis, 02WA4NZ can group to MS-DRG 228 and MS-DRG 229.