01U43JZSupplement Ulnar Nerve with Synthetic Substitute, Percutaneous Approach
- Billable / Specific Code
01U43JZ is a billable ICD-10-PCS procedure code for Supplement Ulnar Nerve with Synthetic Substitute, Percutaneous 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 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 Nerve repair.
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 | 1 | Peripheral Nervous System |
| 3 | Operation | U | Supplement |
| 4 | BodyPart | 4 | Ulnar Nerve |
| 5 | Approach | 3 | Percutaneous |
| 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:
To code supplement of the ulnar nerve, open the FY 2027 ICD-10-PCS Alphabetic Index at Supplement, then the subterms Nerve, Ulnar. The index leads to table 01U, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 01U43JZ.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Code History
- 01Q43ZZ — Repair Ulnar Nerve, Percutaneous Approach
Similar Procedure Codes
Questions About 01U43JZ
Is 01U43JZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Supplement Ulnar Nerve with Synthetic Substitute, Percutaneous Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 01U43JZ mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 1 is the Body System (Peripheral Nervous System); the 3rd character U is the Operation (Supplement); the 4th character 4 is the BodyPart (Ulnar Nerve); the 5th character 3 is the Approach (Percutaneous); the 6th character J is the Device (Synthetic Substitute); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 01U43JZ group to?
On an inpatient stay, Supplement Ulnar Nerve with Synthetic Substitute, Percutaneous Approach maps to MS-DRGs 040, 041, 042, 515, 516, 517, 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.
