07WK4JZRevision of Synthetic Substitute in Thoracic Duct, Percutaneous Endoscopic Approach
- Billable / Specific Code
07WK4JZ is a billable ICD-10-PCS procedure code for Revision of Synthetic Substitute in Thoracic Duct, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 12 MS-DRGs. The root operation Revision involves correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Lymphatic procedures, NEC.
Code Identity
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.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | 0 | Medical and Surgical |
| 2 | Body System | 7 | Lymphatic and Hemic Systems |
| 3 | Operation | W | Revision |
| 4 | BodyPart | K | Thoracic Duct |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | J | Synthetic Substitute |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 07WK4JZ
Is 07WK4JZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Revision of Synthetic Substitute in Thoracic Duct, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 07WK4JZ mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 7 is the Body System (Lymphatic and Hemic Systems); the 3rd character W is the Operation (Revision); the 4th character K is the BodyPart (Thoracic Duct); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character J is the Device (Synthetic Substitute); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 07WK4JZ group to?
On an inpatient stay, Revision of Synthetic Substitute in Thoracic Duct, Percutaneous Endoscopic Approach maps to MS-DRGs 802, 803, 804, 820, 821, 822, 826, 827, 828, 907, 908, 909, with relative weights from 1.1267 to 6.2454. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 07WK4JZ?
Under the General Equivalence Mappings, Revision of Synthetic Substitute in Thoracic Duct, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 40.9 (Other operations on lymphatic structures). The mapping is approximate, so confirm it fits the documentation.
