018B0ZZDivision of Lumbar Nerve, Open Approach
- Billable / Specific Code
018B0ZZ is a billable ICD-10-PCS procedure code for Division of Lumbar Nerve, Open Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 15 MS-DRGs. The root operation Division involves cutting into a body part, without draining fluids and/or gases from the body part, in order to separate or transect 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 | 8 | Division |
| 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 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code division of the lumbar nerve, open the FY 2027 ICD-10-PCS Alphabetic Index at Division, then the subterms Nerve, Lumbar. The index leads to table 018, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 018B0ZZ.
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 018B0ZZ
Is 018B0ZZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Division of Lumbar Nerve, Open Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 018B0ZZ 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 8 is the Operation (Division); 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 018B0ZZ group to?
On an inpatient stay, Division of Lumbar Nerve, Open Approach maps to MS-DRGs 028, 029, 030, 820, 821, 822, 826, 827, 828, 907, 908, 909, 957, 958, 959, with relative weights from 1.1267 to 7.5502. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 018B0ZZ?
Under the General Equivalence Mappings, Division of Lumbar Nerve, Open Approach crosswalks to ICD-9-PCS 03.1 (Division of intraspinal nerve root). The mapping is approximate, so confirm it fits the documentation.
