0WUC0KZSupplement Mediastinum with Nonautologous Tissue Substitute, Open Approach

  • Billable / Specific Code
ICD-10-PCS 0WUC0KZ
CMS Source: FY 2027 ICD-10-PCS dataset. Effective Oct 1, 2026 – Sep 30, 2027.FacebookXLinkedInPrint

0WUC0KZ is a billable ICD-10-PCS procedure code for Supplement Mediastinum with Nonautologous Tissue Substitute, Open Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 9 MS-DRGs. The root operation Supplement involves putting in or on biological or synthetic material that physically reinforces and/or augments the function of a portion of a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Mediastinal procedures, NEC.

Code Identity

ICD-10-PCS Code
0WUC0KZ
Billable Status
Yes — Valid for Submission
Code Describes
Supplement Mediastinum with Nonautologous Tissue Substitute, Open Approach
Short Description
Supplement Mediastinum with Nonaut Sub, Open Approach
Parent Code

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
3OperationUSupplement
4BodyPartCMediastinum
5Approach0Open
6DeviceKNonautologous Tissue Substitute
7QualifierZNo Qualifier

In the ICD-10-PCS Alphabetic Index

These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:

Leads to this code's table
Anatomy or device term that leads here
Anatomy or device term that leads here
Supplement, Mediastinum
Leads to this code's table
Herniorrhaphy, With synthetic substitute
Leads to this code's table

To code supplement of the mediastinum, open the FY 2027 ICD-10-PCS Alphabetic Index at Supplement, then the subterm Mediastinum. The index leads to table 0WU, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 0WUC0KZ.

Browse the full ICD-10-PCS Alphabetic Index →

Clinical Classification (CCSR)

AHRQ groups this procedure code into these clinical categories.

GNR007
Mediastinal procedures, NEC
Clinical domain: General Region Procedures

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.

34.99
Other operations on thorax
Approximate match.

Similar Procedure Codes

Questions About 0WUC0KZ

Is 0WUC0KZ a billable code?

Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Supplement Mediastinum with Nonautologous Tissue Substitute, Open Approach on inpatient claims from October 1, 2026 through September 30, 2027.

What do the characters in 0WUC0KZ mean?

The code 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 U is the Operation (Supplement); the 4th character C is the BodyPart (Mediastinum); the 5th character 0 is the Approach (Open); the 6th character K is the Device (Nonautologous Tissue Substitute); the 7th character Z is the Qualifier (No Qualifier).

What MS-DRG does 0WUC0KZ group to?

On an inpatient stay, Supplement Mediastinum with Nonautologous Tissue Substitute, Open Approach maps to MS-DRGs 166, 167, 168, 907, 908, 909, 957, 958, 959, with relative weights from 1.3810 to 7.5502. The MS-DRG sets the fixed Medicare payment for the stay.

What is the ICD-9-PCS equivalent of 0WUC0KZ?

Under the General Equivalence Mappings, Supplement Mediastinum with Nonautologous Tissue Substitute, Open Approach crosswalks to ICD-9-PCS 34.99 (Other operations on thorax). The mapping is approximate, so confirm it fits the documentation.