02UW4KZSupplement Thoracic Aorta, Descending with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach
- Billable / Specific Code
02UW4KZ is a billable ICD-10-PCS procedure code for Supplement Thoracic Aorta, Descending with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) 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.
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 | 2 | Heart and Great Vessels |
| 3 | Operation | U | Supplement |
| 4 | BodyPart | W | Thoracic Aorta, Descending |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | K | Nonautologous Tissue Substitute |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 02UW4KZ under the General Equivalence Mappings.
Code History
- 02UX4KZ — Supplement Thor Aorta Asc w Nonaut Sub, Perc Endo
Similar Procedure Codes
Questions About 02UW4KZ
Is 02UW4KZ a billable code?
Yes. 02UW4KZ is a complete seven-character ICD-10-PCS code, specific enough to report Supplement Thoracic Aorta, Descending with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 02UW4KZ mean?
02UW4KZ breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 2 is the Body System (Heart and Great Vessels); the 3rd character U is the Operation (Supplement); the 4th character W is the BodyPart (Thoracic Aorta, Descending); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character K is the Device (Nonautologous Tissue Substitute); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 02UW4KZ group to?
On an inpatient stay, Supplement Thoracic Aorta, Descending with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach maps to MS-DRGs 252, 253, 254, 907, 908, 909, 957, 958, 959, with relative weights from 1.3127 to 7.6199. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 02UW4KZ?
Under the General Equivalence Mappings, Supplement Thoracic Aorta, Descending with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 39.56. The mapping is approximate, so confirm it fits the documentation.
