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

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 5A19 includes procedures performed to completely take over respiratory function by extracorporeal means in the respiratory system. These ICD-10-PCS codes are used for inpatient documentation when patients receive extracorporeal respiratory support such as extracorporeal membrane oxygenation or similar full-support interventions. Accurate coding within the ICD-10-PCS 5A19 group is essential for proper inpatient reimbursement, as it captures the procedure performed and determines appropriate case mix and payment.

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Respiratory Performance Procedure Overview

The procedures in this ICD-10-PCS group involve completely taking over respiratory function by extracorporeal means and target the physiological respiratory system. These performance procedures rely on devices or systems external to the body to oxygenate and remove carbon dioxide on behalf of the patient. Accurate coding of these procedures is important for inpatient reimbursement because it documents the level of life-sustaining support provided and informs case mix and payment.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
5	Section	Extracorporeal or Systemic Assistance and Performance
A	Body System	Physiological Systems
1	Operation	Performance
9	Body Part	Respiratory

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

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Respiratory Performance Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
5	Section	Extracorporeal or Systemic Assistance and Performance
A	Body System	Physiological Systems
1	Operation	Performance
9	Body Part	Respiratory

When to Use

Use a code from this group when a patient is placed on extracorporeal respiratory support that assumes the work of breathing and gas exchange. These codes are appropriate whenever extracorporeal devices are used to fully perform respiratory function during inpatient care.

ICD-10-PCS Codes

4 rows

ICD-10-PCS Code	Description
5A19054	Respiratory Ventilation, Single, Nonmechanical
5A1935Z	Respiratory Ventilation, Less than 24 Consecutive Hours
5A1945Z	Respiratory Ventilation, 24-96 Consecutive Hours
5A1955Z	Respiratory Ventilation, Greater than 96 Consecutive Hours

DRG Codes

6 rows

DRG Code	Description
003	ECMO or Tracheostomy with MV >96 Hours or Principal Diagnosis Except Face, Mouth and Neck with Major O.R. Procedures
004	Tracheostomy with MV >96 Hours or Principal Diagnosis Except Face, Mouth and Neck without Major O.R. Procedures
207	Respiratory System Diagnosis with Ventilator Support >96 Hours
208	Respiratory System Diagnosis with Ventilator Support <=96 Hours
927	Extensive Burns or Full Thickness Burns with MV >96 Hours with Skin Graft
933	Extensive Burns or Full Thickness Burns with MV >96 Hours without Skin Graft

Typical Clinical Scenarios

A previously healthy young adult presents to the ICU with severe acute respiratory distress syndrome (ARDS) from viral pneumonia unresponsive to maximal ventilator settings and adjunctive therapies. Because the patient requires complete extracorporeal gas exchange support to maintain oxygenation and carbon dioxide removal, an external respiratory support system is initiated for full respiratory performance beyond conventional mechanical ventilation. The support is expected to be brief as the patient stabilizes and lung recovery is anticipated within a day. Typical codes: 5A1935Z
A neonate born with severe meconium aspiration and persistent pulmonary hypertension is admitted to the neonatal ICU with refractory hypoxemia despite optimized ventilator management and inhaled nitric oxide. Clinicians elect to place the infant on extracorporeal respiratory support to completely assume gas exchange while the pulmonary hypertension and lung injury recover; the anticipated duration of support spans multiple days but is monitored closely for improvement. This planned initiation of full extracorporeal respiratory performance is part of the neonatal critical care treatment plan. Typical codes: 5A1945Z
An adult with progressive interstitial lung disease is hospitalized after chronic respiratory failure worsens and prolonged extracorporeal respiratory support is required while awaiting lung transplantation. The patient has been on full extracorporeal gas exchange for an extended period to sustain oxygenation and carbon dioxide clearance due to end-stage native lung dysfunction. Because support exceeds several days and is intended as bridge-to-transplant therapy, a code reflecting greater than 96 consecutive hours of extracorporeal respiratory performance is selected. Typical codes: 5A1955Z

Related Codes

5A12-CARDIAC-PERFORMANCE

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

5A15-CIRCULATORY-PERFORMANCE

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

5A1C-BILIARY-PERFORMANCE

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

5A1D-URINARY-PERFORMANCE

ICD-10-PCS Code For Urinary: 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

4 rows

ICD-10-PCS Code	Description
5A19054	Respiratory Ventilation, Single, Nonmechanical
5A1935Z	Respiratory Ventilation, Less than 24 Consecutive Hours
5A1945Z	Respiratory Ventilation, 24-96 Consecutive Hours
5A1955Z	Respiratory Ventilation, Greater than 96 Consecutive Hours

DRG Codes

6 rows

DRG Code	Description
003	ECMO or Tracheostomy with MV >96 Hours or Principal Diagnosis Except Face, Mouth and Neck with Major O.R. Procedures
004	Tracheostomy with MV >96 Hours or Principal Diagnosis Except Face, Mouth and Neck without Major O.R. Procedures
207	Respiratory System Diagnosis with Ventilator Support >96 Hours
208	Respiratory System Diagnosis with Ventilator Support <=96 Hours
927	Extensive Burns or Full Thickness Burns with MV >96 Hours with Skin Graft
933	Extensive Burns or Full Thickness Burns with MV >96 Hours without Skin Graft

Typical Clinical Scenarios

A previously healthy young adult presents to the ICU with severe acute respiratory distress syndrome (ARDS) from viral pneumonia unresponsive to maximal ventilator settings and adjunctive therapies. Because the patient requires complete extracorporeal gas exchange support to maintain oxygenation and carbon dioxide removal, an external respiratory support system is initiated for full respiratory performance beyond conventional mechanical ventilation. The support is expected to be brief as the patient stabilizes and lung recovery is anticipated within a day. Typical codes: 5A1935Z
A neonate born with severe meconium aspiration and persistent pulmonary hypertension is admitted to the neonatal ICU with refractory hypoxemia despite optimized ventilator management and inhaled nitric oxide. Clinicians elect to place the infant on extracorporeal respiratory support to completely assume gas exchange while the pulmonary hypertension and lung injury recover; the anticipated duration of support spans multiple days but is monitored closely for improvement. This planned initiation of full extracorporeal respiratory performance is part of the neonatal critical care treatment plan. Typical codes: 5A1945Z
An adult with progressive interstitial lung disease is hospitalized after chronic respiratory failure worsens and prolonged extracorporeal respiratory support is required while awaiting lung transplantation. The patient has been on full extracorporeal gas exchange for an extended period to sustain oxygenation and carbon dioxide clearance due to end-stage native lung dysfunction. Because support exceeds several days and is intended as bridge-to-transplant therapy, a code reflecting greater than 96 consecutive hours of extracorporeal respiratory performance is selected. Typical codes: 5A1955Z

Related Codes

5A12-CARDIAC-PERFORMANCE

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

5A15-CIRCULATORY-PERFORMANCE

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

5A1C-BILIARY-PERFORMANCE

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

5A1D-URINARY-PERFORMANCE

ICD-10-PCS Code For Urinary: 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 Respiratory: Procedure Code Group Overview

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

Respiratory Performance Procedure Overview

Code Attributes

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

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

Respiratory Performance Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which procedures are included in ICD-10-PCS code group 5A19?

What is the clinical intent of procedures coded to 5A19?

How do 5A19 codes affect inpatient reimbursement and case mix?

Which DRGs are commonly related to procedures in the 5A19 group?

What are the duration-based codes in the 5A19 group and how are they labeled?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which procedures are included in ICD-10-PCS code group 5A19?

What is the clinical intent of procedures coded to 5A19?

How do 5A19 codes affect inpatient reimbursement and case mix?

Which DRGs are commonly related to procedures in the 5A19 group?

What are the duration-based codes in the 5A19 group and how are they labeled?

References