ICD-10-PCS Code For Left Innominate Vein: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 05H4 includes procedures performed to insert nonbiological appliances that monitor, assist, perform, or prevent physiological functions in the left innominate vein. These ICD-10-PCS codes are used for inpatient documentation when a device is percutaneously and endoscopically placed into the left innominate vein to provide monitoring or therapeutic assistance. Accurate coding within the ICD-10-PCS 05H4 group is essential for proper inpatient reimbursement, as it captures the procedure performed and determines appropriate case mix and payment.

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Left Innominate Vein Insertion Procedure Overview

This group includes percutaneous endoscopic procedures that insert a nonbiological appliance into the left innominate vein. These procedures target the upper veins and involve placing a device that monitors, assists, performs, or prevents a physiological function without replacing a body part. Accurate coding of these insertion procedures is important for inpatient reimbursement because it documents the specific device placement and supports appropriate case mix and payment. Precise documentation also aids clinical communication and postoperative care planning.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
5	Body System	Upper Veins
H	Operation	Insertion
4	Body Part	Innominate Vein, Left

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ICD-10-PCS Code For Left Innominate Vein: Procedure Code Group Overview

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Left Innominate Vein Insertion Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
5	Body System	Upper Veins
H	Operation	Insertion
4	Body Part	Innominate Vein, Left

When to Use

Use a code from this group when a percutaneous endoscopic approach is used to insert a nonbiological device into the left innominate vein. These codes apply when the procedure purpose is to monitor, assist, perform, or prevent a physiological function rather than to replace anatomical tissue.

ICD-10-PCS Codes

9 rows

ICD-10-PCS Code	Description
05H403Z	Insertion of Infusion Device into Left Innominate Vein, Open Approach
05H40DZ	Insertion of Intraluminal Device into Left Innominate Vein, Open Approach
05H40MZ	Insertion of Neurostimulator Lead into Left Innominate Vein, Open Approach
05H433Z	Insertion of Infusion Device into Left Innominate Vein, Percutaneous Approach
05H43DZ	Insertion of Intraluminal Device into Left Innominate Vein, Percutaneous Approach
05H43MZ	Insertion of Neurostimulator Lead into Left Innominate Vein, Percutaneous Approach
05H443Z	Insertion of Infusion Device into Left Innominate Vein, Percutaneous Endoscopic Approach
05H44DZ	Insertion of Intraluminal Device into Left Innominate Vein, Percutaneous Endoscopic Approach
05H44MZ	Insertion of Neurostimulator Lead into Left Innominate Vein, Percutaneous Endoscopic Approach

DRG Codes

36 rows

DRG Code	Description
040	Peripheral, Cranial Nerve and Other Nervous System Procedures with MCC
041	Peripheral, Cranial Nerve and Other Nervous System Procedures with CC or Peripheral Neurostimulator
042	Peripheral, Cranial Nerve and Other Nervous System Procedures without CC/MCC
143	Other Ear, Nose, Mouth and Throat O.R. Procedures with MCC
144	Other Ear, Nose, Mouth and Throat O.R. Procedures with CC
145	Other Ear, Nose, Mouth and Throat O.R. Procedures without CC/MCC
166	Other Respiratory System O.R. Procedures with MCC
167	Other Respiratory System O.R. Procedures with CC
168	Other Respiratory System O.R. Procedures without CC/MCC
252	Other Vascular Procedures with MCC

Showing 1–10 of 36

Typical Clinical Scenarios

An adult oncology patient with poor peripheral venous access requires long-term central venous chemotherapy administration. The patient is admitted electively for percutaneous endoscopic placement of a tunneled infusion catheter into the left innominate vein for secure central venous infusion. The procedure provides reliable central access for ongoing chemotherapy and supportive care. Typical codes: 05H443Z
An elderly patient presents to the emergency department with septic shock requiring immediate broad-spectrum intravenous therapy and frequent blood sampling, but peripheral IVs have repeatedly infiltrated. Inpatient management includes urgent percutaneous endoscopic insertion of an intraluminal central venous device into the left innominate vein to enable administration of vasopressors and secure hemodynamic monitoring. Typical codes: 05H44DZ
A patient with an existing left-sided tunneled infusion catheter develops persistent catheter malfunction with suspected thrombosis and failure to deliver therapy. During the inpatient admission a percutaneous endoscopic procedure is performed to remove and replace the malfunctioning line with a new neurostimulator lead–type device configuration in the left innominate vein to restore device function and allow continued therapy. Typical codes: 05H44MZ

Related Codes

05H0-AZYGOS-VEIN-INSERTION

ICD-10-PCS Code For Azygos Vein: Procedure Code Group Overview

05H1-HEMIAZYGOS-VEIN-INSERTION

ICD-10-PCS Code For Hemiazygos Vein: Procedure Code Group Overview

05H3-INNOMINATE-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Innominate Vein Right: Procedure Code Group Overview

05H5-SUBCLAVIAN-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Subclavian Vein, Right: Procedure Code Group Overview

05H6-LEFT-SUBCLAVIAN-VEIN-REVISION-LEFT-SUBCLAVIAN-VEIN-INSERTION

ICD-10-PCS Code For Subclavian Vein Left: Procedure Code Group Overview

05H7-AXILLARY-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Axillary Vein, Right: Procedure Code Group Overview

05H8-AXILLARY-VEIN-LEFT-INSERTION

ICD-10-PCS Code for Axillary Vein, Left: Procedure Code Group Overview

05H9-BRACHIAL-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Brachial Vein Right: Procedure Code Group Overview

05HA-BRACHIAL-VEIN-INSERTION

ICD-10-PCS Code For Brachial Vein Left: Procedure Code Group Overview

05HB-BASILIC-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Basilic Vein Right: Procedure Code Group Overview

Showing 1–10 of 25

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

9 rows

ICD-10-PCS Code	Description
05H403Z	Insertion of Infusion Device into Left Innominate Vein, Open Approach
05H40DZ	Insertion of Intraluminal Device into Left Innominate Vein, Open Approach
05H40MZ	Insertion of Neurostimulator Lead into Left Innominate Vein, Open Approach
05H433Z	Insertion of Infusion Device into Left Innominate Vein, Percutaneous Approach
05H43DZ	Insertion of Intraluminal Device into Left Innominate Vein, Percutaneous Approach
05H43MZ	Insertion of Neurostimulator Lead into Left Innominate Vein, Percutaneous Approach
05H443Z	Insertion of Infusion Device into Left Innominate Vein, Percutaneous Endoscopic Approach
05H44DZ	Insertion of Intraluminal Device into Left Innominate Vein, Percutaneous Endoscopic Approach
05H44MZ	Insertion of Neurostimulator Lead into Left Innominate Vein, Percutaneous Endoscopic Approach

DRG Codes

36 rows

DRG Code	Description
040	Peripheral, Cranial Nerve and Other Nervous System Procedures with MCC
041	Peripheral, Cranial Nerve and Other Nervous System Procedures with CC or Peripheral Neurostimulator
042	Peripheral, Cranial Nerve and Other Nervous System Procedures without CC/MCC
143	Other Ear, Nose, Mouth and Throat O.R. Procedures with MCC
144	Other Ear, Nose, Mouth and Throat O.R. Procedures with CC
145	Other Ear, Nose, Mouth and Throat O.R. Procedures without CC/MCC
166	Other Respiratory System O.R. Procedures with MCC
167	Other Respiratory System O.R. Procedures with CC
168	Other Respiratory System O.R. Procedures without CC/MCC
252	Other Vascular Procedures with MCC

Showing 1–10 of 36

Typical Clinical Scenarios

An adult oncology patient with poor peripheral venous access requires long-term central venous chemotherapy administration. The patient is admitted electively for percutaneous endoscopic placement of a tunneled infusion catheter into the left innominate vein for secure central venous infusion. The procedure provides reliable central access for ongoing chemotherapy and supportive care. Typical codes: 05H443Z
An elderly patient presents to the emergency department with septic shock requiring immediate broad-spectrum intravenous therapy and frequent blood sampling, but peripheral IVs have repeatedly infiltrated. Inpatient management includes urgent percutaneous endoscopic insertion of an intraluminal central venous device into the left innominate vein to enable administration of vasopressors and secure hemodynamic monitoring. Typical codes: 05H44DZ
A patient with an existing left-sided tunneled infusion catheter develops persistent catheter malfunction with suspected thrombosis and failure to deliver therapy. During the inpatient admission a percutaneous endoscopic procedure is performed to remove and replace the malfunctioning line with a new neurostimulator lead–type device configuration in the left innominate vein to restore device function and allow continued therapy. Typical codes: 05H44MZ

Related Codes

05H0-AZYGOS-VEIN-INSERTION

ICD-10-PCS Code For Azygos Vein: Procedure Code Group Overview

05H1-HEMIAZYGOS-VEIN-INSERTION

ICD-10-PCS Code For Hemiazygos Vein: Procedure Code Group Overview

05H3-INNOMINATE-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Innominate Vein Right: Procedure Code Group Overview

05H5-SUBCLAVIAN-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Subclavian Vein, Right: Procedure Code Group Overview

05H6-LEFT-SUBCLAVIAN-VEIN-REVISION-LEFT-SUBCLAVIAN-VEIN-INSERTION

ICD-10-PCS Code For Subclavian Vein Left: Procedure Code Group Overview

05H7-AXILLARY-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Axillary Vein, Right: Procedure Code Group Overview

05H8-AXILLARY-VEIN-LEFT-INSERTION

ICD-10-PCS Code for Axillary Vein, Left: Procedure Code Group Overview

05H9-BRACHIAL-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Brachial Vein Right: Procedure Code Group Overview

05HA-BRACHIAL-VEIN-INSERTION

ICD-10-PCS Code For Brachial Vein Left: Procedure Code Group Overview

05HB-BASILIC-VEIN-RIGHT-INSERTION

ICD-10-PCS Code For Basilic Vein Right: Procedure Code Group Overview

Showing 1–10 of 25

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 Left Innominate Vein: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Left Innominate Vein: Procedure Code Group Overview policy alerts

Left Innominate Vein Insertion Procedure Overview

Code Attributes

ICD-10-PCS Code For Left Innominate Vein: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Left Innominate Vein: Procedure Code Group Overview policy alerts

Left Innominate Vein Insertion 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 insertion into the left innominate vein?

What body system and operation are specified for the 05H4 code group?

Which specific codes in the 05H4 group represent percutaneous endoscopic approaches?

Why is accurate coding within the 05H4 group important for inpatient reimbursement?

What related DRGs might be impacted by procedures coded to 05H4?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS code group covers insertion into the left innominate vein?

What body system and operation are specified for the 05H4 code group?

Which specific codes in the 05H4 group represent percutaneous endoscopic approaches?

Why is accurate coding within the 05H4 group important for inpatient reimbursement?

What related DRGs might be impacted by procedures coded to 05H4?

References