01BB0ZZExcision of Lumbar Nerve, Open Approach
- Billable / Specific Code
01BB0ZZ is a billable ICD-10-PCS procedure code for Excision of Lumbar Nerve, Open 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 Excision involves cutting out or off, without replacement, a portion of a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Peripheral nerve denervation.
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 | B | Excision |
| 4 | BodyPart | B | Lumbar Nerve |
| 5 | Approach | 0 | Open |
| 6 | Device | Z | No Device |
| 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 excision of the lumbar nerve, open the FY 2026 ICD-10-PCS Alphabetic Index at Excision, then the subterms Nerve, Lumbar. The index leads to table 01B, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 01BB0ZZ.
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 01BB0ZZ
Is 01BB0ZZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Excision of Lumbar Nerve, Open Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 01BB0ZZ 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 B is the Operation (Excision); the 4th character B is the BodyPart (Lumbar Nerve); the 5th character 0 is the Approach (Open); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 01BB0ZZ group to?
On an inpatient stay, Excision of Lumbar Nerve, Open Approach maps to MS-DRGs 040, 041, 042, 515, 516, 517, 907, 908, 909, with relative weights from 1.3127 to 3.8612. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 01BB0ZZ?
Under the General Equivalence Mappings, Excision of Lumbar Nerve, Open Approach crosswalks to ICD-9-PCS 04.06 (Other cranial or peripheral ganglionectomy) and 04.07 (Other excision or avulsion of cranial and peripheral nerves). The mapping is approximate, so confirm it fits the documentation.
