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

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 01WY includes procedures performed to revise peripheral nerve structures in the peripheral nervous system. These ICD-10-PCS codes are used for inpatient documentation when revision of a peripheral nerve is performed to correct malfunctioning nerve tissue or the position of a displaced neural device. Accurate coding within the ICD-10-PCS 01WY group is essential for proper inpatient reimbursement, as it captures the procedure performed and supports clinical documentation accuracy.

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Peripheral Nerve Revision Procedure Overview

Procedures in this group involve revision of peripheral nerves within the peripheral nervous system to correct malfunctioning nerve tissue or address issues related to previously placed neural devices or repairs. These revisions target the peripheral nervous system and may include exploration, repair, or partial correction of the nerve structure. Accurate coding of these procedures matters for inpatient reimbursement because it captures the specific root operation and body part treated, supporting appropriate case mix classification and payment.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
1	Body System	Peripheral Nervous System
W	Operation	Revision
Y	Body Part	Peripheral Nerve

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

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Peripheral Nerve Revision Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
1	Body System	Peripheral Nervous System
W	Operation	Revision
Y	Body Part	Peripheral Nerve

When to Use

Use codes from this group when an operative procedure is performed to revise a peripheral nerve, including correction of a displaced or malfunctioning neural device or adjustment of prior nerve repairs. These codes apply when the documented root operation is Revision and the body part treated is a peripheral nerve.

ICD-10-PCS Codes

19 rows

ICD-10-PCS Code	Description
01WY00Z	Revision of Drainage Device in Peripheral Nerve, Open Approach
01WY02Z	Revision of Monitoring Device in Peripheral Nerve, Open Approach
01WY07Z	Revision of Autologous Tissue Substitute in Peripheral Nerve, Open Approach
01WY0MZ	Revision of Neurostimulator Lead in Peripheral Nerve, Open Approach
01WY0YZ	Revision of Other Device in Peripheral Nerve, Open Approach
01WY30Z	Revision of Drainage Device in Peripheral Nerve, Percutaneous Approach
01WY32Z	Revision of Monitoring Device in Peripheral Nerve, Percutaneous Approach
01WY37Z	Revision of Autologous Tissue Substitute in Peripheral Nerve, Percutaneous Approach
01WY3MZ	Revision of Neurostimulator Lead in Peripheral Nerve, Percutaneous Approach
01WY3YZ	Revision of Other Device in Peripheral Nerve, Percutaneous Approach

Showing 1–10 of 19

DRG Codes

3 rows

DRG Code	Description
040	Peripheral, Cranial Nerve and Other Nervous System Procedures with MCC
041	Peripheral, Cranial Nerve and Other Nervous System Procedures with CC or Peripheral Neurostimulator
042	Peripheral, Cranial Nerve and Other Nervous System Procedures without CC/MCC

Typical Clinical Scenarios

An elderly patient with a history of peripheral neuropathy and a previously implanted peripheral nerve neurostimulator presents with worsening focal neuropathic pain and hardware malfunction detected on interrogation. Inpatient care is required because the device lead is suspected to be displaced and causing severe, uncontrolled pain requiring surgery to correct the lead position and salvage the system. Typical codes: 01WY0MZ, 01WY3MZ
A middle-aged trauma patient admitted after a forearm crush injury with an infected wound tracking to a previously placed drainage device adjacent to a major peripheral nerve; conservative measures fail and there is concern for ongoing neural compromise and sepsis risk. The patient undergoes operative exploration and revision of the drainage device and surrounding nerve repair to control infection and protect nerve function. Typical codes: 01WY00Z, 01WY30Z
A younger patient with prior autologous nerve grafting for nerve repair presents electively for scheduled revision because graft adherence and scarring are causing progressive motor deficit and pain; the planned inpatient procedure aims to revise the autologous tissue substitute and free the nerve to improve function. Typical codes: 01WY07Z, 01WY37Z

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

19 rows

ICD-10-PCS Code	Description
01WY00Z	Revision of Drainage Device in Peripheral Nerve, Open Approach
01WY02Z	Revision of Monitoring Device in Peripheral Nerve, Open Approach
01WY07Z	Revision of Autologous Tissue Substitute in Peripheral Nerve, Open Approach
01WY0MZ	Revision of Neurostimulator Lead in Peripheral Nerve, Open Approach
01WY0YZ	Revision of Other Device in Peripheral Nerve, Open Approach
01WY30Z	Revision of Drainage Device in Peripheral Nerve, Percutaneous Approach
01WY32Z	Revision of Monitoring Device in Peripheral Nerve, Percutaneous Approach
01WY37Z	Revision of Autologous Tissue Substitute in Peripheral Nerve, Percutaneous Approach
01WY3MZ	Revision of Neurostimulator Lead in Peripheral Nerve, Percutaneous Approach
01WY3YZ	Revision of Other Device in Peripheral Nerve, Percutaneous Approach

Showing 1–10 of 19

DRG Codes

3 rows

DRG Code	Description
040	Peripheral, Cranial Nerve and Other Nervous System Procedures with MCC
041	Peripheral, Cranial Nerve and Other Nervous System Procedures with CC or Peripheral Neurostimulator
042	Peripheral, Cranial Nerve and Other Nervous System Procedures without CC/MCC

Typical Clinical Scenarios

An elderly patient with a history of peripheral neuropathy and a previously implanted peripheral nerve neurostimulator presents with worsening focal neuropathic pain and hardware malfunction detected on interrogation. Inpatient care is required because the device lead is suspected to be displaced and causing severe, uncontrolled pain requiring surgery to correct the lead position and salvage the system. Typical codes: 01WY0MZ, 01WY3MZ
A middle-aged trauma patient admitted after a forearm crush injury with an infected wound tracking to a previously placed drainage device adjacent to a major peripheral nerve; conservative measures fail and there is concern for ongoing neural compromise and sepsis risk. The patient undergoes operative exploration and revision of the drainage device and surrounding nerve repair to control infection and protect nerve function. Typical codes: 01WY00Z, 01WY30Z
A younger patient with prior autologous nerve grafting for nerve repair presents electively for scheduled revision because graft adherence and scarring are causing progressive motor deficit and pain; the planned inpatient procedure aims to revise the autologous tissue substitute and free the nerve to improve function. Typical codes: 01WY07Z, 01WY37Z

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 Peripheral Nerve: Procedure Code Group Overview

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

Peripheral Nerve Revision Procedure Overview

Code Attributes

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

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

Peripheral Nerve Revision Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Which ICD-10-PCS code group covers revision procedures for peripheral nerves?

What are the section, body system, operation, and body part attributes for this group?

What approaches and devices are represented within the 01WY code list?

How does accurate coding in the 01WY group affect reimbursement?

Which DRG categories are related to peripheral nerve revision procedures in this group?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Which ICD-10-PCS code group covers revision procedures for peripheral nerves?

What are the section, body system, operation, and body part attributes for this group?

What approaches and devices are represented within the 01WY code list?

How does accurate coding in the 01WY group affect reimbursement?

Which DRG categories are related to peripheral nerve revision procedures in this group?

References