ICD-10-PCS Code For Buccal Mucosa: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 0C54 includes procedures performed to destroy tissue in the buccal mucosa. These ICD-10-PCS codes are used for inpatient documentation when a portion or all of the buccal mucosa is eradicated using energy, force, or a destructive agent for treatment or diagnostic purposes. Accurate coding within the ICD-10-PCS 0C54 group is essential for proper inpatient reimbursement, as it captures the procedure performed and supports clinical documentation accuracy.

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Buccal Mucosa Destruction Procedure Overview

This procedure group includes destruction of tissue in the buccal mucosa, which is part of the mouth and throat body system. Procedures use energy, force, or destructive agents to eradicate all or part of the buccal mucosa for therapeutic or diagnostic reasons. Accurate ICD-10-PCS coding of these destructions ensures inpatient records reflect the clinical care provided and supports appropriate case mix and reimbursement.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
C	Body System	Mouth and Throat
5	Operation	Destruction
4	Body Part	Buccal Mucosa

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ICD-10-PCS Code For Buccal Mucosa: Procedure Code Group Overview

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Buccal Mucosa Destruction Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
C	Body System	Mouth and Throat
5	Operation	Destruction
4	Body Part	Buccal Mucosa

When to Use

Use a code from this group when the clinical procedure purpose is destruction of buccal mucosa tissue rather than excision, repair, or other operations. Select the specific code that reflects the extent of tissue destroyed and the method used as documented in the operative or procedure note.

ICD-10-PCS Codes

3 rows

ICD-10-PCS Code	Description
0C540ZZ	Destruction of Buccal Mucosa, Open Approach
0C543ZZ	Destruction of Buccal Mucosa, Percutaneous Approach
0C54XZZ	Destruction of Buccal Mucosa, External Approach

DRG Codes

11 rows

DRG Code	Description
137	Mouth Procedures with CC/MCC
138	Mouth 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
958	Other O.R. Procedures for Multiple Significant Trauma with CC
959	Other O.R. Procedures for Multiple Significant Trauma without CC/MCC
987	Non-Extensive O.R. Procedures Unrelated to Principal Diagnosis with MCC
988	Non-Extensive O.R. Procedures Unrelated to Principal Diagnosis with CC

Showing 1–10 of 11

Typical Clinical Scenarios

An adult patient presents to the hospital with a rapidly enlarging, painful ulcerative lesion of the buccal mucosa suspicious for malignancy after outpatient biopsy was inconclusive; the inpatient team proceeds with operative destruction of the superficial diseased mucosa to control bleeding and reduce tumor burden prior to definitive therapy. This is an urgent, single-session removal of mucosal tissue using a direct destructive method rather than formal excision. Typical codes: 0C540ZZ, 0C543ZZ
An elderly patient with recurrent leukoplakia and symptomatic mucosal plaques elects to undergo a planned inpatient procedure to ablate affected buccal mucosa after conservative treatments failed; the goal is targeted destruction of abnormal mucosal patches to alleviate symptoms and reduce malignant transformation risk. This is a scheduled, controlled destructive procedure using an open or percutaneous approach as documented by the surgeon. Typical codes: 0C540ZZ, 0C543ZZ
A patient develops a nonhealing, infected mucosal defect of the buccal space after trauma and prior surgical intervention; due to persistent infected tissue and pain, the team performs destructive debridement of the diseased buccal mucosa to remove necrotic tissue and control local infection as part of complex wound management. This represents a complication/revision setting where destruction (not repair) of mucosa is required. Typical codes: 0C540ZZ, 0C54XZZ

Related Codes

0C50-UPPER-LIP-DESTRUCTION

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

0C51-LOWER-LIP-DESTRUCTION

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

0C52-HARD-PALATE-DESTRUCTION

ICD-10-PCS Code For Hard Palate: Procedure Code Group Overview

0C53-SOFT-PALATE-DESTRUCTION

ICD-10-PCS Code For Soft Palate: Procedure Code Group Overview

0C55-UPPER-GINGIVA-DESTRUCTION

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

0C56-LOWER-GINGIVA-DESTRUCTION

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

0C57-TONGUE-DESTRUCTION

ICD-10-PCS Code For Tongue: Procedure Code Group Overview

0C58-PAROTID-GLAND-RIGHT-DESTRUCTION

ICD-10-PCS Code For Parotid Gland Right: Procedure Code Group Overview

0C59-PAROTID-GLAND-LEFT-DESTRUCTION

ICD-10-PCS Code For Parotid Gland Left: Procedure Code Group Overview

0C5B-PAROTID-DUCT-PHYSICAL-ERADICATION-PAROTID-DUCT-RIGHT-DESTRUCTION

ICD-10-PCS Code For Parotid Duct Right: Procedure Code Group Overview

Showing 1–10 of 26

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
0C540ZZ	Destruction of Buccal Mucosa, Open Approach
0C543ZZ	Destruction of Buccal Mucosa, Percutaneous Approach
0C54XZZ	Destruction of Buccal Mucosa, External Approach

DRG Codes

11 rows

DRG Code	Description
137	Mouth Procedures with CC/MCC
138	Mouth 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
958	Other O.R. Procedures for Multiple Significant Trauma with CC
959	Other O.R. Procedures for Multiple Significant Trauma without CC/MCC
987	Non-Extensive O.R. Procedures Unrelated to Principal Diagnosis with MCC
988	Non-Extensive O.R. Procedures Unrelated to Principal Diagnosis with CC

Showing 1–10 of 11

Typical Clinical Scenarios

An adult patient presents to the hospital with a rapidly enlarging, painful ulcerative lesion of the buccal mucosa suspicious for malignancy after outpatient biopsy was inconclusive; the inpatient team proceeds with operative destruction of the superficial diseased mucosa to control bleeding and reduce tumor burden prior to definitive therapy. This is an urgent, single-session removal of mucosal tissue using a direct destructive method rather than formal excision. Typical codes: 0C540ZZ, 0C543ZZ
An elderly patient with recurrent leukoplakia and symptomatic mucosal plaques elects to undergo a planned inpatient procedure to ablate affected buccal mucosa after conservative treatments failed; the goal is targeted destruction of abnormal mucosal patches to alleviate symptoms and reduce malignant transformation risk. This is a scheduled, controlled destructive procedure using an open or percutaneous approach as documented by the surgeon. Typical codes: 0C540ZZ, 0C543ZZ
A patient develops a nonhealing, infected mucosal defect of the buccal space after trauma and prior surgical intervention; due to persistent infected tissue and pain, the team performs destructive debridement of the diseased buccal mucosa to remove necrotic tissue and control local infection as part of complex wound management. This represents a complication/revision setting where destruction (not repair) of mucosa is required. Typical codes: 0C540ZZ, 0C54XZZ

Related Codes

0C50-UPPER-LIP-DESTRUCTION

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

0C51-LOWER-LIP-DESTRUCTION

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

0C52-HARD-PALATE-DESTRUCTION

ICD-10-PCS Code For Hard Palate: Procedure Code Group Overview

0C53-SOFT-PALATE-DESTRUCTION

ICD-10-PCS Code For Soft Palate: Procedure Code Group Overview

0C55-UPPER-GINGIVA-DESTRUCTION

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

0C56-LOWER-GINGIVA-DESTRUCTION

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

0C57-TONGUE-DESTRUCTION

ICD-10-PCS Code For Tongue: Procedure Code Group Overview

0C58-PAROTID-GLAND-RIGHT-DESTRUCTION

ICD-10-PCS Code For Parotid Gland Right: Procedure Code Group Overview

0C59-PAROTID-GLAND-LEFT-DESTRUCTION

ICD-10-PCS Code For Parotid Gland Left: Procedure Code Group Overview

0C5B-PAROTID-DUCT-PHYSICAL-ERADICATION-PAROTID-DUCT-RIGHT-DESTRUCTION

ICD-10-PCS Code For Parotid Duct Right: Procedure Code Group Overview

Showing 1–10 of 26

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 Buccal Mucosa: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Buccal Mucosa: Procedure Code Group Overview policy alerts

Buccal Mucosa Destruction Procedure Overview

Code Attributes

ICD-10-PCS Code For Buccal Mucosa: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Buccal Mucosa: Procedure Code Group Overview policy alerts

Buccal Mucosa Destruction Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS code group covers destruction procedures of the buccal mucosa?

What are the specific ICD-10-PCS codes in the 0C54 group and their approaches?

What section and body system do 0C54 codes belong to?

How do 0C54 codes affect inpatient reimbursement and documentation?

Which DRGs are related to destruction procedures of the buccal mucosa coded in 0C54?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS code group covers destruction procedures of the buccal mucosa?

What are the specific ICD-10-PCS codes in the 0C54 group and their approaches?

What section and body system do 0C54 codes belong to?

How do 0C54 codes affect inpatient reimbursement and documentation?

Which DRGs are related to destruction procedures of the buccal mucosa coded in 0C54?

References