01RG4JZReplacement of Tibial Nerve with Synthetic Substitute, Percutaneous Endoscopic Approach
- Billable / Specific Code
01RG4JZ is a billable ICD-10-PCS procedure code for Replacement of Tibial Nerve with Synthetic Substitute, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 12 MS-DRGs. The root operation Replacement involves putting in or on biological or synthetic material that physically takes the place and/or function of all or a portion of a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Peripheral nerve 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 | 1 | Peripheral Nervous System |
| 3 | Operation | R | Replacement |
| 4 | BodyPart | G | Tibial Nerve |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | J | Synthetic Substitute |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2026 ICD-10-PCS Alphabetic Index entries lead to this code:
To code replacement of the tibial nerve, open the FY 2026 ICD-10-PCS Alphabetic Index at Replacement, then the subterms Nerve, Tibial. The index leads to table 01R, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 01RG4JZ.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Code History
- 01QG4ZZ — Repair Tibial Nerve, Percutaneous Endoscopic Approach
Similar Procedure Codes
Questions About 01RG4JZ
Is 01RG4JZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Replacement of Tibial Nerve with Synthetic Substitute, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 01RG4JZ 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 R is the Operation (Replacement); the 4th character G is the BodyPart (Tibial Nerve); 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 01RG4JZ group to?
On an inpatient stay, Replacement of Tibial Nerve with Synthetic Substitute, Percutaneous Endoscopic Approach maps to MS-DRGs 040, 041, 042, 515, 516, 517, 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.
