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

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 027P includes procedures performed to dilate structures in the pulmonary trunk. These ICD-10-PCS codes are used for inpatient documentation when expansion of the pulmonary trunk lumen is performed to relieve obstruction or improve flow. Accurate coding within the ICD-10-PCS 027P group is essential for proper inpatient reimbursement, as it captures the procedure performed and determines appropriate case mix and payment.

Customize your policy alerts

Sign up for ICD-10-PCS Code For Pulmonary Trunk: Procedure Code Group Overview policy alerts

Get alerted when relevant policies change without checking for updates manually.

Monitor payer policy activity

Receive email alerts as soon as relevant payer policies are published or updated.

Pulmonary Trunk Dilation Procedure Overview

This procedure group includes dilation procedures performed on the pulmonary trunk within the heart and great vessels body system. These procedures involve expanding the lumen or orifice of the pulmonary trunk to improve blood flow from the right ventricle to the pulmonary circulation. Accurate coding of these dilation procedures affects inpatient reimbursement by reflecting the specific operation performed and supporting appropriate case mix assignment.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
2	Body System	Heart and Great Vessels
7	Operation	Dilation
P	Body Part	Pulmonary Trunk

Explore openpayer tools

View all tools

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

Customize your policy alerts

Sign up for ICD-10-PCS Code For Pulmonary Trunk: Procedure Code Group Overview policy alerts

Get alerted when relevant policies change without checking for updates manually.

Monitor payer policy activity

Receive email alerts as soon as relevant payer policies are published or updated.

Pulmonary Trunk Dilation Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
2	Body System	Heart and Great Vessels
7	Operation	Dilation
P	Body Part	Pulmonary Trunk

When to Use

Use a code from this group when an inpatient receives a dilation procedure specifically targeting the pulmonary trunk to address stenosis or obstruction. Select the code that matches the approach and any devices used during the dilation.

ICD-10-PCS Codes

9 rows

ICD-10-PCS Code	Description
027P04Z	Dilation of Pulmonary Trunk with Drug-eluting Intraluminal Device, Open Approach
027P0DZ	Dilation of Pulmonary Trunk with Intraluminal Device, Open Approach
027P0ZZ	Dilation of Pulmonary Trunk, Open Approach
027P34Z	Dilation of Pulmonary Trunk with Drug-eluting Intraluminal Device, Percutaneous Approach
027P3DZ	Dilation of Pulmonary Trunk with Intraluminal Device, Percutaneous Approach
027P3ZZ	Dilation of Pulmonary Trunk, Percutaneous Approach
027P44Z	Dilation of Pulmonary Trunk with Drug-eluting Intraluminal Device, Percutaneous Endoscopic Approach
027P4DZ	Dilation of Pulmonary Trunk with Intraluminal Device, Percutaneous Endoscopic Approach
027P4ZZ	Dilation of Pulmonary Trunk, Percutaneous Endoscopic Approach

DRG Codes

3 rows

DRG Code	Description
252	Other Vascular Procedures with MCC
253	Other Vascular Procedures with CC
254	Other Vascular Procedures without CC/MCC

Typical Clinical Scenarios

A young adult with repaired tetralogy of Fallot develops symptomatic pulmonary trunk restenosis years after surgery, presenting with progressive exertional dyspnea and right ventricular pressure overload on echocardiogram; inpatient admission is for hemodynamic assessment and catheter-based intervention to relieve obstruction in the pulmonary trunk. A percutaneous dilation of the pulmonary trunk is performed to improve right ventricular outflow and reduce gradients. Typical codes: 027P3ZZ, 027P34Z
An older patient with acute thromboembolic narrowing of the pulmonary trunk following large pulmonary embolism presents to the hospital with hypoxemia and right heart strain; after stabilization and imaging, an urgent endovascular dilation is undertaken to restore flow and reduce right ventricular afterload. The procedure is done percutaneously with possible placement of an intraluminal device to scaffold the dilated segment. Typical codes: 027P3DZ, 027P34Z
A patient in the intensive care unit developed progressive pulmonary trunk stenosis after prior open cardiac surgery and now requires planned open surgical dilation during a scheduled reoperation to address persistent obstruction and right ventricular dysfunction; the operation involves direct open dilation of the pulmonary trunk and may include placement of an intraluminal device. Typical codes: 027P0ZZ, 027P04Z

Related Codes

0270-CORONARY-ARTERY-DILATION

ICD-10-PCS Code For Coronary Artery: Procedure Code Group Overview

0271-CORONARY-ARTERY-TWO-ARTERIES-DILATION

ICD-10-PCS Code For Coronary Artery, Two Arteries: Procedure Code Group Overview

0272-CORONARY-ARTERY-THREE-ARTERIES-DILATION

ICD-10-PCS Code For Coronary Artery, Three Arteries: Procedure Code Group Overview

0273-CORONARY-ARTERY-DILATION

ICD-10-PCS Code For Coronary Artery, Four Or More Arteries: Procedure Code Group Overview

027F-AORTIC-VALVE-DILATION

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

027G-MITRAL-VALVE-DILATION

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

027H-PULMONARY-VALVE-DILATION

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

027J-TRICUSPID-VALVE-DILATION

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

027K-VENTRICLE-RIGHT-DILATION

ICD-10-PCS Code For Ventricle Right: Procedure Code Group Overview

027L-VENTRICLE-LEFT-DILATION

ICD-10-PCS Code For Ventricle Left: Procedure Code Group Overview

Showing 1–10 of 17

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.

Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

Explore openpayer tools

View all tools

When to Use

ICD-10-PCS Codes

9 rows

ICD-10-PCS Code	Description
027P04Z	Dilation of Pulmonary Trunk with Drug-eluting Intraluminal Device, Open Approach
027P0DZ	Dilation of Pulmonary Trunk with Intraluminal Device, Open Approach
027P0ZZ	Dilation of Pulmonary Trunk, Open Approach
027P34Z	Dilation of Pulmonary Trunk with Drug-eluting Intraluminal Device, Percutaneous Approach
027P3DZ	Dilation of Pulmonary Trunk with Intraluminal Device, Percutaneous Approach
027P3ZZ	Dilation of Pulmonary Trunk, Percutaneous Approach
027P44Z	Dilation of Pulmonary Trunk with Drug-eluting Intraluminal Device, Percutaneous Endoscopic Approach
027P4DZ	Dilation of Pulmonary Trunk with Intraluminal Device, Percutaneous Endoscopic Approach
027P4ZZ	Dilation of Pulmonary Trunk, Percutaneous Endoscopic Approach

DRG Codes

3 rows

DRG Code	Description
252	Other Vascular Procedures with MCC
253	Other Vascular Procedures with CC
254	Other Vascular Procedures without CC/MCC

Typical Clinical Scenarios

A young adult with repaired tetralogy of Fallot develops symptomatic pulmonary trunk restenosis years after surgery, presenting with progressive exertional dyspnea and right ventricular pressure overload on echocardiogram; inpatient admission is for hemodynamic assessment and catheter-based intervention to relieve obstruction in the pulmonary trunk. A percutaneous dilation of the pulmonary trunk is performed to improve right ventricular outflow and reduce gradients. Typical codes: 027P3ZZ, 027P34Z
An older patient with acute thromboembolic narrowing of the pulmonary trunk following large pulmonary embolism presents to the hospital with hypoxemia and right heart strain; after stabilization and imaging, an urgent endovascular dilation is undertaken to restore flow and reduce right ventricular afterload. The procedure is done percutaneously with possible placement of an intraluminal device to scaffold the dilated segment. Typical codes: 027P3DZ, 027P34Z
A patient in the intensive care unit developed progressive pulmonary trunk stenosis after prior open cardiac surgery and now requires planned open surgical dilation during a scheduled reoperation to address persistent obstruction and right ventricular dysfunction; the operation involves direct open dilation of the pulmonary trunk and may include placement of an intraluminal device. Typical codes: 027P0ZZ, 027P04Z

Related Codes

0270-CORONARY-ARTERY-DILATION

ICD-10-PCS Code For Coronary Artery: Procedure Code Group Overview

0271-CORONARY-ARTERY-TWO-ARTERIES-DILATION

ICD-10-PCS Code For Coronary Artery, Two Arteries: Procedure Code Group Overview

0272-CORONARY-ARTERY-THREE-ARTERIES-DILATION

ICD-10-PCS Code For Coronary Artery, Three Arteries: Procedure Code Group Overview

0273-CORONARY-ARTERY-DILATION

ICD-10-PCS Code For Coronary Artery, Four Or More Arteries: Procedure Code Group Overview

027F-AORTIC-VALVE-DILATION

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

027G-MITRAL-VALVE-DILATION

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

027H-PULMONARY-VALVE-DILATION

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

027J-TRICUSPID-VALVE-DILATION

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

027K-VENTRICLE-RIGHT-DILATION

ICD-10-PCS Code For Ventricle Right: Procedure Code Group Overview

027L-VENTRICLE-LEFT-DILATION

ICD-10-PCS Code For Ventricle Left: Procedure Code Group Overview

Showing 1–10 of 17

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 Pulmonary Trunk: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Pulmonary Trunk: Procedure Code Group Overview policy alerts

Pulmonary Trunk Dilation Procedure Overview

Code Attributes

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

Sign up for ICD-10-PCS Code For Pulmonary Trunk: Procedure Code Group Overview policy alerts

Pulmonary Trunk Dilation Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which body system and operation does the ICD-10-PCS 027P code group represent?

When should one use codes from the 027P group for inpatient documentation?

What are the approach and device variations captured within the 027P code group?

How does accurate selection of a 027P code affect hospital reimbursement?

Which DRGs are related to procedures coded in the 027P pulmonary trunk dilation group?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which body system and operation does the ICD-10-PCS 027P code group represent?

When should one use codes from the 027P group for inpatient documentation?

What are the approach and device variations captured within the 027P code group?

How does accurate selection of a 027P code affect hospital reimbursement?

Which DRGs are related to procedures coded in the 027P pulmonary trunk dilation group?

References