ICD-10-PCS Code For Lumbar Nerve: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 018B includes procedures performed to divide nerve structures in the lumbar region. These ICD-10-PCS codes are used for inpatient documentation when a clinician intentionally transects or separates a lumbar nerve for therapeutic or diagnostic purposes. Accurate coding within the ICD-10-PCS 018B group is essential for proper inpatient reimbursement, as it captures the procedure performed and supports clinical documentation accuracy.

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Lumbar Nerve Division Procedure Overview

Procedures in this ICD-10-PCS group involve cutting into or transecting lumbar nerve tissue to divide the nerve. These procedures target the peripheral nervous system at the lumbar nerve level and are coded to reflect the Division root operation. Accurate coding is important for inpatient reimbursement because it documents the specific nerve procedure performed and supports appropriate case mix assignment and payment.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
1	Body System	Peripheral Nervous System
8	Operation	Division
B	Body Part	Lumbar Nerve

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ICD-10-PCS Code For Lumbar Nerve: Procedure Code Group Overview

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Lumbar Nerve Division Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
1	Body System	Peripheral Nervous System
8	Operation	Division
B	Body Part	Lumbar Nerve

When to Use

Use a code from this group when an intentional transection or division of a lumbar nerve is performed during an inpatient encounter. These codes apply when the procedure’s primary intent is to divide the lumbar nerve rather than to excise, repair, or bypass it.

ICD-10-PCS Codes

3 rows

ICD-10-PCS Code	Description
018B0ZZ	Division of Lumbar Nerve, Open Approach
018B3ZZ	Division of Lumbar Nerve, Percutaneous Approach
018B4ZZ	Division of Lumbar Nerve, Percutaneous Endoscopic Approach

DRG Codes

18 rows

DRG Code	Description
028	Spinal Procedures with MCC
029	Spinal Procedures with CC or Spinal Neurostimulators
030	Spinal Procedures without CC/MCC
518	Back and Neck Procedures Except Spinal Fusion with MCC or Disc Device or Neurostimulator
519	Back and Neck Procedures Except Spinal Fusion with CC
520	Back and Neck Procedures Except Spinal Fusion without CC/MCC
820	Lymphoma and Leukemia with Major O.R. Procedures with MCC
821	Lymphoma and Leukemia with Major O.R. Procedures with CC
822	Lymphoma and Leukemia with Major O.R. Procedures without CC/MCC
826	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with MCC

Showing 1–10 of 18

Typical Clinical Scenarios

An elderly patient presents after a fall with severe neuropathic pain radiating in a dermatomal pattern corresponding to a damaged lumbar nerve; conservative measures and nerve blocks have failed to provide relief. The surgical team performs an open transection of the affected lumbar nerve to interrupt painful afferent signals and control intractable neuropathic pain. The procedure is done in the inpatient setting for pain control and postoperative monitoring given the patient’s comorbidities. Typical codes: 018B0ZZ
A middle-aged patient is admitted urgently with a rapidly progressive motor deficit and severe radicular pain after an iatrogenic lumbar nerve injury during spine surgery. To relieve ongoing neuropathic symptoms and prevent further neurologic deterioration, the surgeon performs a percutaneous division of the implicated lumbar nerve under imaging guidance as a temporizing measure. The inpatient admission allows for close neurologic observation and pain management postprocedure. Typical codes: 018B3ZZ
A patient with recurrent lumbar radiculopathy previously managed with a percutaneous nerve division returns electively because endoscopic evaluation shows recurrent symptomatic neuroma formation at the prior division site. The team performs a percutaneous endoscopic division of the residual nerve fibers and neuroma to address persistent focal pain and improve function, with inpatient monitoring for potential complications. Typical codes: 018B4ZZ

Related Codes

0180-CERVICAL-PLEXUS-DIVISION

ICD-10-PCS Code For Cervical Plexus: Procedure Code Group Overview

0181-CERVICAL-NERVE-DIVISION

ICD-10-PCS Code For Cervical Nerve: Procedure Code Group Overview

0182-PHRENIC-NERVE-DIVISION

ICD-10-PCS Code For Phrenic Nerve: Procedure Code Group Overview

0183-BRACHIAL-PLEXUS-DIVISION

ICD-10-PCS Code For Brachial Plexus: Procedure Code Group Overview

0184-ULNAR-NERVE-DIVISION

ICD-10-PCS Code For Ulnar Nerve: Procedure Code Group Overview

0185-MEDIAN-NERVE-DIVISION

ICD-10-PCS Code For Median Nerve: Procedure Code Group Overview

0186-RADIAL-NERVE-DIVISION

ICD-10-PCS Code For Radial Nerve: Procedure Code Group Overview

0188-THORACIC-NERVE-DIVISION

ICD-10-PCS Code For Thoracic Nerve: Procedure Code Group Overview

0189-LUMBAR-PLEXUS-DIVISION

ICD-10-PCS Code For Lumbar Plexus: Procedure Code Group Overview

018A-LUMBOSACRAL-PLEXUS-DIVISION

ICD-10-PCS Code For Lumbosacral Plexus: Procedure Code Group Overview

Showing 1–10 of 22

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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When to Use

ICD-10-PCS Codes

3 rows

ICD-10-PCS Code	Description
018B0ZZ	Division of Lumbar Nerve, Open Approach
018B3ZZ	Division of Lumbar Nerve, Percutaneous Approach
018B4ZZ	Division of Lumbar Nerve, Percutaneous Endoscopic Approach

DRG Codes

18 rows

DRG Code	Description
028	Spinal Procedures with MCC
029	Spinal Procedures with CC or Spinal Neurostimulators
030	Spinal Procedures without CC/MCC
518	Back and Neck Procedures Except Spinal Fusion with MCC or Disc Device or Neurostimulator
519	Back and Neck Procedures Except Spinal Fusion with CC
520	Back and Neck Procedures Except Spinal Fusion without CC/MCC
820	Lymphoma and Leukemia with Major O.R. Procedures with MCC
821	Lymphoma and Leukemia with Major O.R. Procedures with CC
822	Lymphoma and Leukemia with Major O.R. Procedures without CC/MCC
826	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with MCC

Showing 1–10 of 18

Typical Clinical Scenarios

An elderly patient presents after a fall with severe neuropathic pain radiating in a dermatomal pattern corresponding to a damaged lumbar nerve; conservative measures and nerve blocks have failed to provide relief. The surgical team performs an open transection of the affected lumbar nerve to interrupt painful afferent signals and control intractable neuropathic pain. The procedure is done in the inpatient setting for pain control and postoperative monitoring given the patient’s comorbidities. Typical codes: 018B0ZZ
A middle-aged patient is admitted urgently with a rapidly progressive motor deficit and severe radicular pain after an iatrogenic lumbar nerve injury during spine surgery. To relieve ongoing neuropathic symptoms and prevent further neurologic deterioration, the surgeon performs a percutaneous division of the implicated lumbar nerve under imaging guidance as a temporizing measure. The inpatient admission allows for close neurologic observation and pain management postprocedure. Typical codes: 018B3ZZ
A patient with recurrent lumbar radiculopathy previously managed with a percutaneous nerve division returns electively because endoscopic evaluation shows recurrent symptomatic neuroma formation at the prior division site. The team performs a percutaneous endoscopic division of the residual nerve fibers and neuroma to address persistent focal pain and improve function, with inpatient monitoring for potential complications. Typical codes: 018B4ZZ

Related Codes

0180-CERVICAL-PLEXUS-DIVISION

ICD-10-PCS Code For Cervical Plexus: Procedure Code Group Overview

0181-CERVICAL-NERVE-DIVISION

ICD-10-PCS Code For Cervical Nerve: Procedure Code Group Overview

0182-PHRENIC-NERVE-DIVISION

ICD-10-PCS Code For Phrenic Nerve: Procedure Code Group Overview

0183-BRACHIAL-PLEXUS-DIVISION

ICD-10-PCS Code For Brachial Plexus: Procedure Code Group Overview

0184-ULNAR-NERVE-DIVISION

ICD-10-PCS Code For Ulnar Nerve: Procedure Code Group Overview

0185-MEDIAN-NERVE-DIVISION

ICD-10-PCS Code For Median Nerve: Procedure Code Group Overview

0186-RADIAL-NERVE-DIVISION

ICD-10-PCS Code For Radial Nerve: Procedure Code Group Overview

0188-THORACIC-NERVE-DIVISION

ICD-10-PCS Code For Thoracic Nerve: Procedure Code Group Overview

0189-LUMBAR-PLEXUS-DIVISION

ICD-10-PCS Code For Lumbar Plexus: Procedure Code Group Overview

018A-LUMBOSACRAL-PLEXUS-DIVISION

ICD-10-PCS Code For Lumbosacral Plexus: Procedure Code Group Overview

Showing 1–10 of 22

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

ICD-10-PCS Code For Lumbar Nerve: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Lumbar Nerve: Procedure Code Group Overview policy alerts

Lumbar Nerve Division Procedure Overview

Code Attributes

ICD-10-PCS Code For Lumbar Nerve: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Lumbar Nerve: Procedure Code Group Overview policy alerts

Lumbar Nerve Division Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS codes are included in the Lumbar Nerve Division procedure group?

What is the root operation for procedures in ICD-10-PCS code group 018B?

In which ICD-10-PCS section and body system is code group 018B classified?

Why is accurate coding within the 018B group important for inpatient reimbursement?

Which DRG categories may be related to procedures coded to ICD-10-PCS 018B?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS codes are included in the Lumbar Nerve Division procedure group?

What is the root operation for procedures in ICD-10-PCS code group 018B?

In which ICD-10-PCS section and body system is code group 018B classified?

Why is accurate coding within the 018B group important for inpatient reimbursement?

Which DRG categories may be related to procedures coded to ICD-10-PCS 018B?

References