ICD-10-PCS Billable Code

01CB3ZZ

Extirpation Lumbar Nerve to No Qualifier with No Device, Percutaneous Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body System1 Peripheral Nervous System
OperationC Extirpation
Body PartB Lumbar Nerve
Approach3 Percutaneous
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Taking or cutting out solid matter from a body part

Procedure Overview

This family applies when a surgeon removes solid abnormal material from in or around a peripheral nerve without cutting out any of the nerve tissue itself. Typical examples include removing a calcified deposit compressing a nerve, extracting a foreign body such as glass or metal fragments lodged near a nerve after an injury, or clearing organized clot or scar debris that formed around a nerve following trauma or prior surgery.

The purpose is to eliminate something that does not belong in the body and is interfering with nerve function, rather than to treat the nerve tissue itself. Because the material removed is often the direct cause of nerve compression or irritation, patients may notice improvement in pain or sensation once it is taken out.

Anatomy & Axis Detail

Lumbar Nerve

The lumbar nerves are the individual spinal nerve roots exiting the lumbar vertebrae before they merge into the lumbar plexus, and each carries both motor fibers to the lower trunk and thigh and sensory fibers from the corresponding dermatome. Extirpation targeting a specific lumbar nerve typically removes a foraminal or paraspinal mass, adherent scar tissue, or a cyst compressing the root as it exits the spinal canal, distinct from procedures on the vertebral disc or bony canal itself. Because these roots are numbered and each governs a recognizable pattern of leg symptoms, precise localization by level is clinically important. Access is often coordinated with spine surgery given the root's proximity to the intervertebral foramen.

Approach: Percutaneous

Percutaneous describes entry by needle or instrument puncture through the skin or mucous membrane to reach the site of the procedure, without cutting the tissue open or using a visualizing scope. It differs from Open in that the site itself is never exposed, and from Percutaneous Endoscopic in that no endoscope is used to see internal structures. Common examples include needle biopsies and injections.

Coding & Documentation

Assignment depends on clear documentation that the material removed was abnormal and separate from the nerve itself, such as a foreign object, thrombus, or non-biological debris, rather than a piece of the nerve or a growth arising from it. The operative note should describe what was found and removed, and whether it required cutting through tissue to reach it (which does not change the root operation, since the objective is still removal of solid matter). A common mistake is using Extirpation when a cyst or tumor arising from the nerve was actually excised, since tumor tissue that is part of the body part belongs under Excision, not Extirpation. Coders should also check whether imaging findings match the operative description of the material removed.

Commonly Confused With

ExcisionExtirpation is most often confused with Excision, and the distinguishing question is whether the material removed was a normal part of the nerve altered by disease (Excision) or something abnormal that does not belong there at all, like a clot or foreign body (Extirpation).
DrainageIt also overlaps conceptually with Drainage, but Drainage removes liquid or gas while Extirpation removes solid matter, so a hematoma that is still liquid blood is Drainage, while an organized, solid clot is Extirpation.