ICD-10-PCS Code For Conduction Mechanism: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 02T8 includes procedures performed to resect structures in the conduction mechanism of the heart. These ICD-10-PCS codes are used for inpatient documentation when all of a conduction mechanism body part is cut out or removed without replacement. Accurate coding within the ICD-10-PCS 02T8 group is essential for proper inpatient reimbursement, as it captures the procedure performed and supports clinical documentation accuracy.

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Conduction Mechanism Resection Procedure Overview

Procedures in this ICD-10-PCS group involve resection of conduction system tissue within the heart and great vessels, specifically targeting the cardiac conduction mechanism. These operations remove all of a designated conduction structure without replacement and are coded in the Medical and Surgical section. Accurate coding of these resections is important for inpatient reimbursement because it documents the extent of tissue removal and supports appropriate case mix assignment. Correct use of the codes ensures clinical records reflect the surgical treatment provided.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
2	Body System	Heart and Great Vessels
T	Operation	Resection
8	Body Part	Conduction Mechanism

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ICD-10-PCS Code For Conduction Mechanism: Procedure Code Group Overview

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Conduction Mechanism Resection Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
2	Body System	Heart and Great Vessels
T	Operation	Resection
8	Body Part	Conduction Mechanism

When to Use

Use a code from this group when the entire targeted conduction mechanism structure is cut out or removed and no replacement is implanted. These codes apply to inpatient encounters where resection of conduction tissue is documented as the operative action.

ICD-10-PCS Codes

3 rows

ICD-10-PCS Code	Description
02T80ZZ	Resection of Conduction Mechanism, Open Approach
02T83ZZ	Resection of Conduction Mechanism, Percutaneous Approach
02T84ZZ	Resection of Conduction Mechanism, Percutaneous Endoscopic Approach

DRG Codes

4 rows

DRG Code	Description
228	Other Cardiothoracic Procedures with MCC
229	Other Cardiothoracic Procedures without MCC
273	Percutaneous and Other Intracardiac Procedures with MCC
274	Percutaneous and Other Intracardiac Procedures without MCC

Typical Clinical Scenarios

An elderly patient presents emergently with recurrent, drug-refractory ventricular tachycardia originating from an identified focus in the specialized conduction tissue. After electrophysiologic mapping localizes the arrhythmogenic conduction tissue and conservative therapies have failed, the surgical team performs an open resection of the involved conduction mechanism to remove the diseased tissue and eliminate the arrhythmia source. This is done during the acute inpatient admission because of hemodynamic instability and failed noninvasive management. Typical codes: 02T80ZZ
A middle-aged patient with chronic, symptomatic complete heart block who is not a candidate for device implantation due to recurrent infection and anatomic limitations is scheduled for a planned inpatient procedure to excise the damaged conduction tissue contributing to ongoing electrical instability. The elective operation is performed via a percutaneous approach under controlled conditions to remove the targeted conduction mechanism without replacement. This planned resection is selected after multidisciplinary evaluation and documented failure or contraindication to device therapy. Typical codes: 02T83ZZ
A patient is readmitted with persistent symptomatic arrhythmia after prior endocardial ablation; imaging and repeat electrophysiologic study suggest residual aberrant conduction tissue accessible only with endoscopic visualization. During the inpatient stay, the team performs a percutaneous endoscopic resection to remove the remaining conduction tissue that continues to generate arrhythmia, addressing the complication of incomplete previous therapy. The procedure is performed without implanting any replacement device. Typical codes: 02T84ZZ

Related Codes

02T5-ATRIAL-SEPTUM-RESECTION

ICD-10-PCS Code For Atrial Septum: Procedure Code Group Overview

02T9-CHORDAE-TENDINEAE-RESECTION

ICD-10-PCS Code For Chordae Tendineae: Procedure Code Group Overview

02TD-PAPILLARY-MUSCLE-RESECTION

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

02TH-PULMONARY-VALVE-RESECTION

ICD-10-PCS Code For Pulmonary Valve: Procedure Code Group Overview

02TM-VENTRICULAR-SEPTUM-RESECTION

ICD-10-PCS Code For Ventricular Septum: Procedure Code Group Overview

02TN-PERICARDIUM-CUTTING-OUT-PERICARDIUM-RESECTION

ICD-10-PCS Code For Pericardium: 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

3 rows

ICD-10-PCS Code	Description
02T80ZZ	Resection of Conduction Mechanism, Open Approach
02T83ZZ	Resection of Conduction Mechanism, Percutaneous Approach
02T84ZZ	Resection of Conduction Mechanism, Percutaneous Endoscopic Approach

DRG Codes

4 rows

DRG Code	Description
228	Other Cardiothoracic Procedures with MCC
229	Other Cardiothoracic Procedures without MCC
273	Percutaneous and Other Intracardiac Procedures with MCC
274	Percutaneous and Other Intracardiac Procedures without MCC

Typical Clinical Scenarios

An elderly patient presents emergently with recurrent, drug-refractory ventricular tachycardia originating from an identified focus in the specialized conduction tissue. After electrophysiologic mapping localizes the arrhythmogenic conduction tissue and conservative therapies have failed, the surgical team performs an open resection of the involved conduction mechanism to remove the diseased tissue and eliminate the arrhythmia source. This is done during the acute inpatient admission because of hemodynamic instability and failed noninvasive management. Typical codes: 02T80ZZ
A middle-aged patient with chronic, symptomatic complete heart block who is not a candidate for device implantation due to recurrent infection and anatomic limitations is scheduled for a planned inpatient procedure to excise the damaged conduction tissue contributing to ongoing electrical instability. The elective operation is performed via a percutaneous approach under controlled conditions to remove the targeted conduction mechanism without replacement. This planned resection is selected after multidisciplinary evaluation and documented failure or contraindication to device therapy. Typical codes: 02T83ZZ
A patient is readmitted with persistent symptomatic arrhythmia after prior endocardial ablation; imaging and repeat electrophysiologic study suggest residual aberrant conduction tissue accessible only with endoscopic visualization. During the inpatient stay, the team performs a percutaneous endoscopic resection to remove the remaining conduction tissue that continues to generate arrhythmia, addressing the complication of incomplete previous therapy. The procedure is performed without implanting any replacement device. Typical codes: 02T84ZZ

Related Codes

02T5-ATRIAL-SEPTUM-RESECTION

ICD-10-PCS Code For Atrial Septum: Procedure Code Group Overview

02T9-CHORDAE-TENDINEAE-RESECTION

ICD-10-PCS Code For Chordae Tendineae: Procedure Code Group Overview

02TD-PAPILLARY-MUSCLE-RESECTION

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

02TH-PULMONARY-VALVE-RESECTION

ICD-10-PCS Code For Pulmonary Valve: Procedure Code Group Overview

02TM-VENTRICULAR-SEPTUM-RESECTION

ICD-10-PCS Code For Ventricular Septum: Procedure Code Group Overview

02TN-PERICARDIUM-CUTTING-OUT-PERICARDIUM-RESECTION

ICD-10-PCS Code For Pericardium: 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 Conduction Mechanism: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Conduction Mechanism: Procedure Code Group Overview policy alerts

Conduction Mechanism Resection Procedure Overview

Code Attributes

ICD-10-PCS Code For Conduction Mechanism: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Conduction Mechanism: Procedure Code Group Overview policy alerts

Conduction Mechanism Resection 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 02T8 represent?

What procedures are included in the 02T8 code group and how are individual codes differentiated?

When should these ICD-10-PCS codes be used for inpatient documentation?

How does accurate coding in the 02T8 group affect reimbursement?

Which DRGs are related to procedures coded in ICD-10-PCS group 02T8?

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 02T8 represent?

What procedures are included in the 02T8 code group and how are individual codes differentiated?

When should these ICD-10-PCS codes be used for inpatient documentation?

How does accurate coding in the 02T8 group affect reimbursement?

Which DRGs are related to procedures coded in ICD-10-PCS group 02T8?

References