ICD-10-PCS Code For Lower Muscle: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 0KWY includes procedures performed to correct, reposition, or revise muscles or associated devices in the lower muscle region. These ICD-10-PCS codes are used for inpatient documentation when a revision of lower muscle tissue or a revision to a device affecting lower muscles is required to restore or improve function. Accurate coding within the ICD-10-PCS 0KWY group is essential for proper inpatient reimbursement, as it captures the procedure performed and supports clinical documentation accuracy which influences case mix and payment.

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Lower Muscle Revision Procedure Overview

This procedure group includes inpatient revision procedures directed at muscles in the lower region, targeting the muscular body system to correct a malfunctioning device or the position of a displaced device or to revise native muscle tissue when indicated. Revision procedures involve reopening, repositioning, repairing, or replacing components to restore intended function of the lower muscles. Accurate coding of these revisions is important for documenting the clinical intent and ensuring appropriate inpatient reimbursement tied to resource use and case mix classification.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
K	Body System	Muscles
W	Operation	Revision
Y	Body Part	Lower Muscle

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ICD-10-PCS Code For Lower Muscle: Procedure Code Group Overview

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Lower Muscle Revision Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
K	Body System	Muscles
W	Operation	Revision
Y	Body Part	Lower Muscle

When to Use

Use codes from this group when an inpatient procedure is performed to revise lower muscle tissue or to correct the position or function of a device affecting the lower muscles. Select the specific code when the operative note describes reopening, repair, repositioning, replacement, or adjustment aimed at restoring lower muscle function.

ICD-10-PCS Codes

23 rows

ICD-10-PCS Code	Description
0KWY00Z	Revision of Drainage Device in Lower Muscle, Open Approach
0KWY07Z	Revision of Autologous Tissue Substitute in Lower Muscle, Open Approach
0KWY0JZ	Revision of Synthetic Substitute in Lower Muscle, Open Approach
0KWY0KZ	Revision of Nonautologous Tissue Substitute in Lower Muscle, Open Approach
0KWY0MZ	Revision of Stimulator Lead in Lower Muscle, Open Approach
0KWY0YZ	Revision of Other Device in Lower Muscle, Open Approach
0KWY30Z	Revision of Drainage Device in Lower Muscle, Percutaneous Approach
0KWY37Z	Revision of Autologous Tissue Substitute in Lower Muscle, Percutaneous Approach
0KWY3JZ	Revision of Synthetic Substitute in Lower Muscle, Percutaneous Approach
0KWY3KZ	Revision of Nonautologous Tissue Substitute in Lower Muscle, Percutaneous Approach

Showing 1–10 of 23

DRG Codes

15 rows

DRG Code	Description
500	Soft Tissue Procedures with MCC
501	Soft Tissue Procedures with CC
502	Soft Tissue Procedures without CC/MCC
579	Other Skin, Subcutaneous Tissue and Breast Procedures with MCC
580	Other Skin, Subcutaneous Tissue and Breast Procedures with CC
581	Other Skin, Subcutaneous Tissue and Breast Procedures without CC/MCC
907	Other O.R. Procedures for Injuries with MCC
908	Other O.R. Procedures for Injuries with CC
909	Other O.R. Procedures for Injuries without CC/MCC
957	Other O.R. Procedures for Multiple Significant Trauma with MCC

Showing 1–10 of 15

Typical Clinical Scenarios

Elderly patient with a history of a surgically implanted lower limb muscle stimulator presents with worsening gait and localized pain; imaging and device interrogation show a displaced stimulator lead that no longer captures the target muscle and is causing mechanical irritation, prompting inpatient revision to reposition or replace the lead for restored function and pain control. Typical codes: 0KWY0MZ, 0KWY3MZ
Middle-aged patient admitted electively for planned correction of an autologous tissue graft used to augment lower muscle after prior reconstructive surgery; the graft has contracted and compromised muscle contour and function, so an open revision is performed to repair or adjust the autologous tissue substitute. Typical codes: 0KWY07Z, 0KWYX7Z
Patient presents emergently with signs of infection and drainage around a device placed within the lower muscle after trauma; inpatient management includes surgical exploration and revision of the infected drainage device to control the source and preserve surrounding muscle tissue. Typical codes: 0KWY00Z, 0KWY30Z

Related Codes

0KWX-UPPER-MUSCLE-REVISION

ICD-10-PCS Code For Upper Muscle: Procedure Code Group Overview

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

23 rows

ICD-10-PCS Code	Description
0KWY00Z	Revision of Drainage Device in Lower Muscle, Open Approach
0KWY07Z	Revision of Autologous Tissue Substitute in Lower Muscle, Open Approach
0KWY0JZ	Revision of Synthetic Substitute in Lower Muscle, Open Approach
0KWY0KZ	Revision of Nonautologous Tissue Substitute in Lower Muscle, Open Approach
0KWY0MZ	Revision of Stimulator Lead in Lower Muscle, Open Approach
0KWY0YZ	Revision of Other Device in Lower Muscle, Open Approach
0KWY30Z	Revision of Drainage Device in Lower Muscle, Percutaneous Approach
0KWY37Z	Revision of Autologous Tissue Substitute in Lower Muscle, Percutaneous Approach
0KWY3JZ	Revision of Synthetic Substitute in Lower Muscle, Percutaneous Approach
0KWY3KZ	Revision of Nonautologous Tissue Substitute in Lower Muscle, Percutaneous Approach

Showing 1–10 of 23

DRG Codes

15 rows

DRG Code	Description
500	Soft Tissue Procedures with MCC
501	Soft Tissue Procedures with CC
502	Soft Tissue Procedures without CC/MCC
579	Other Skin, Subcutaneous Tissue and Breast Procedures with MCC
580	Other Skin, Subcutaneous Tissue and Breast Procedures with CC
581	Other Skin, Subcutaneous Tissue and Breast Procedures without CC/MCC
907	Other O.R. Procedures for Injuries with MCC
908	Other O.R. Procedures for Injuries with CC
909	Other O.R. Procedures for Injuries without CC/MCC
957	Other O.R. Procedures for Multiple Significant Trauma with MCC

Showing 1–10 of 15

Typical Clinical Scenarios

Elderly patient with a history of a surgically implanted lower limb muscle stimulator presents with worsening gait and localized pain; imaging and device interrogation show a displaced stimulator lead that no longer captures the target muscle and is causing mechanical irritation, prompting inpatient revision to reposition or replace the lead for restored function and pain control. Typical codes: 0KWY0MZ, 0KWY3MZ
Middle-aged patient admitted electively for planned correction of an autologous tissue graft used to augment lower muscle after prior reconstructive surgery; the graft has contracted and compromised muscle contour and function, so an open revision is performed to repair or adjust the autologous tissue substitute. Typical codes: 0KWY07Z, 0KWYX7Z
Patient presents emergently with signs of infection and drainage around a device placed within the lower muscle after trauma; inpatient management includes surgical exploration and revision of the infected drainage device to control the source and preserve surrounding muscle tissue. Typical codes: 0KWY00Z, 0KWY30Z

Related Codes

0KWX-UPPER-MUSCLE-REVISION

ICD-10-PCS Code For Upper Muscle: Procedure Code Group Overview

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 Lower Muscle: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Lower Muscle: Procedure Code Group Overview policy alerts

Lower Muscle Revision Procedure Overview

Code Attributes

ICD-10-PCS Code For Lower Muscle: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Lower Muscle: Procedure Code Group Overview policy alerts

Lower Muscle Revision Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which body system and operation does ICD-10-PCS code group 0KWY represent?

What approaches are represented within the 0KWY code group?

Which specific codes apply to revision of stimulator leads in the lower muscle?

How does accurate coding in the 0KWY group affect inpatient reimbursement?

Which DRG families are related to procedures coded in the 0KWY group?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which body system and operation does ICD-10-PCS code group 0KWY represent?

What approaches are represented within the 0KWY code group?

Which specific codes apply to revision of stimulator leads in the lower muscle?

How does accurate coding in the 0KWY group affect inpatient reimbursement?

Which DRG families are related to procedures coded in the 0KWY group?

References