ICD-10-PCS Code For Lymphatic Left Neck: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 0712 includes procedures performed to bypass lymphatic structures in the left neck. These ICD-10-PCS codes are used for inpatient documentation when an alternate route of lymphatic flow is created to bypass obstruction, injury, or damaged lymphatic tissue in the left neck. Accurate coding within the ICD-10-PCS 0712 group is essential for proper inpatient reimbursement, as it captures the specific bypass procedure performed and supports clinical documentation accuracy.

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Lymphatic Left Neck Bypass Procedure Overview

This procedure group includes bypass operations on the left neck lymphatic structures, targeting the lymphatic and hemic systems. Procedures involve creating an alternate route for lymphatic flow in the left neck to bypass an obstruction or damaged segment. Accurate ICD-10-PCS coding of these bypass procedures supports correct inpatient documentation and influences case mix and reimbursement.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
7	Body System	Lymphatic and Hemic Systems
1	Operation	Bypass
2	Body Part	Lymphatic, Left Neck

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ICD-10-PCS Code For Lymphatic Left Neck: Procedure Code Group Overview

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Lymphatic Left Neck Bypass Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
7	Body System	Lymphatic and Hemic Systems
1	Operation	Bypass
2	Body Part	Lymphatic, Left Neck

When to Use

Use codes from this group when an inpatient procedure creates a new pathway to bypass a blocked or nonfunctional lymphatic segment in the left neck. These codes apply when the primary intent of the procedure is to establish alternate lymphatic drainage rather than to repair or excise the structure.

ICD-10-PCS Codes

10 rows

ICD-10-PCS Code	Description
07120Z3	Bypass Left Neck Lymphatic to Peripheral Vein, Open Approach
07120Z4	Bypass Left Neck Lymphatic to Central Vein, Open Approach
07120Z7	Bypass Left Neck Lymphatic to Lymphatic, Open Approach
07120ZK	Bypass Left Neck Lymphatic to Thoracic Duct, Open Approach
07120ZL	Bypass Left Neck Lymphatic to Cisterna Chyli, Open Approach
07124Z3	Bypass Left Neck Lymphatic to Peripheral Vein, Percutaneous Endoscopic Approach
07124Z4	Bypass Left Neck Lymphatic to Central Vein, Percutaneous Endoscopic Approach
07124Z7	Bypass Left Neck Lymphatic to Lymphatic, Percutaneous Endoscopic Approach
07124ZK	Bypass Left Neck Lymphatic to Thoracic Duct, Percutaneous Endoscopic Approach
07124ZL	Bypass Left Neck Lymphatic to Cisterna Chyli, Percutaneous Endoscopic Approach

DRG Codes

12 rows

DRG Code	Description
802	Other O.R. Procedures of the Blood and Blood Forming Organs with MCC
803	Other O.R. Procedures of the Blood and Blood Forming Organs with CC
804	Other O.R. Procedures of the Blood and Blood Forming Organs without CC/MCC
820	Lymphoma and Leukemia with Major O.R. Procedures with MCC
821	Lymphoma and Leukemia with Major O.R. Procedures with CC
822	Lymphoma and Leukemia with Major O.R. Procedures without CC/MCC
826	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with MCC
827	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with CC
828	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures without CC/MCC
907	Other O.R. Procedures for Injuries with MCC

Showing 1–10 of 12

Typical Clinical Scenarios

An elderly patient with a history of head and neck radiation presents with progressive, unilateral left-sided neck lymphedema causing pain, recurrent cellulitis, and failure of conservative measures (compression and manual lymphatic drainage). Inpatient care is required for surgical planning and management of comorbidities before creating an alternate lymphatic drainage route to relieve chronic obstruction and reduce infection risk. Typical codes: 07120Z3, 07124Z3
A middle-aged patient sustains penetrating trauma to the left lower neck with transection and obstruction of major lymphatic channels, resulting in high-output chylous leakage and rapidly worsening nutritional and fluid imbalance. The patient is taken urgently to the operating room to establish a bypass from the injured left neck lymphatic to a central venous target to control leakage and restore lymphatic return. Typical codes: 07120Z4, 07124Z4
A patient who previously underwent left neck lymphatic repair presents with persistent or recurrent lymphatic obstruction and symptomatic lymphedema despite prior surgery; during a planned inpatient revision, the surgeon creates a new lymphatic-to-lymphatic anastomosis or directs flow to the thoracic duct/cisterna chyli to reestablish adequate drainage. Typical codes: 07120Z7, 07120ZK, 07124Z7

Related Codes

0710-LYMPHATIC-HEAD-BYPASS

ICD-10-PCS Code For Lymphatic Head: Procedure Code Group Overview

0711-RIGHT-NECK-BYPASS

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

0713-RIGHT-UPPER-EXTREMITY-BYPASS

ICD-10-PCS Code For Lymphatic, Right Upper Extremity: Procedure Code Group Overview

0714-LEFT-UPPER-EXTREMITY-BYPASS

ICD-10-PCS Code For Lymphatic Left Upper Extremity: Procedure Code Group Overview

0715-RIGHT-AXILLARY-BYPASS

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

0716-LEFT-AXILLARY-BYPASS

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

0717-LYMPHATIC-THORAX-BYPASS

ICD-10-PCS Code For Lymphatic Thorax: Procedure Code Group Overview

0718-INTERNAL-MAMMARY-RIGHT-BYPASS

ICD-10-PCS Code For Lymphatic, Internal Mammary, Right: Procedure Code Group Overview

0719-INTERNAL-MAMMARY-LEFT-BYPASS

ICD-10-PCS Code For Lymphatic, Internal Mammary, Left: Procedure Code Group Overview

071B-LYMPHATIC-MESENTERIC-BYPASS

ICD-10-PCS Code For Lymphatic Mesenteric: Procedure Code Group Overview

Showing 1–10 of 18

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

10 rows

ICD-10-PCS Code	Description
07120Z3	Bypass Left Neck Lymphatic to Peripheral Vein, Open Approach
07120Z4	Bypass Left Neck Lymphatic to Central Vein, Open Approach
07120Z7	Bypass Left Neck Lymphatic to Lymphatic, Open Approach
07120ZK	Bypass Left Neck Lymphatic to Thoracic Duct, Open Approach
07120ZL	Bypass Left Neck Lymphatic to Cisterna Chyli, Open Approach
07124Z3	Bypass Left Neck Lymphatic to Peripheral Vein, Percutaneous Endoscopic Approach
07124Z4	Bypass Left Neck Lymphatic to Central Vein, Percutaneous Endoscopic Approach
07124Z7	Bypass Left Neck Lymphatic to Lymphatic, Percutaneous Endoscopic Approach
07124ZK	Bypass Left Neck Lymphatic to Thoracic Duct, Percutaneous Endoscopic Approach
07124ZL	Bypass Left Neck Lymphatic to Cisterna Chyli, Percutaneous Endoscopic Approach

DRG Codes

12 rows

DRG Code	Description
802	Other O.R. Procedures of the Blood and Blood Forming Organs with MCC
803	Other O.R. Procedures of the Blood and Blood Forming Organs with CC
804	Other O.R. Procedures of the Blood and Blood Forming Organs without CC/MCC
820	Lymphoma and Leukemia with Major O.R. Procedures with MCC
821	Lymphoma and Leukemia with Major O.R. Procedures with CC
822	Lymphoma and Leukemia with Major O.R. Procedures without CC/MCC
826	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with MCC
827	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with CC
828	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures without CC/MCC
907	Other O.R. Procedures for Injuries with MCC

Showing 1–10 of 12

Typical Clinical Scenarios

An elderly patient with a history of head and neck radiation presents with progressive, unilateral left-sided neck lymphedema causing pain, recurrent cellulitis, and failure of conservative measures (compression and manual lymphatic drainage). Inpatient care is required for surgical planning and management of comorbidities before creating an alternate lymphatic drainage route to relieve chronic obstruction and reduce infection risk. Typical codes: 07120Z3, 07124Z3
A middle-aged patient sustains penetrating trauma to the left lower neck with transection and obstruction of major lymphatic channels, resulting in high-output chylous leakage and rapidly worsening nutritional and fluid imbalance. The patient is taken urgently to the operating room to establish a bypass from the injured left neck lymphatic to a central venous target to control leakage and restore lymphatic return. Typical codes: 07120Z4, 07124Z4
A patient who previously underwent left neck lymphatic repair presents with persistent or recurrent lymphatic obstruction and symptomatic lymphedema despite prior surgery; during a planned inpatient revision, the surgeon creates a new lymphatic-to-lymphatic anastomosis or directs flow to the thoracic duct/cisterna chyli to reestablish adequate drainage. Typical codes: 07120Z7, 07120ZK, 07124Z7

Related Codes

0710-LYMPHATIC-HEAD-BYPASS

ICD-10-PCS Code For Lymphatic Head: Procedure Code Group Overview

0711-RIGHT-NECK-BYPASS

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

0713-RIGHT-UPPER-EXTREMITY-BYPASS

ICD-10-PCS Code For Lymphatic, Right Upper Extremity: Procedure Code Group Overview

0714-LEFT-UPPER-EXTREMITY-BYPASS

ICD-10-PCS Code For Lymphatic Left Upper Extremity: Procedure Code Group Overview

0715-RIGHT-AXILLARY-BYPASS

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

0716-LEFT-AXILLARY-BYPASS

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

0717-LYMPHATIC-THORAX-BYPASS

ICD-10-PCS Code For Lymphatic Thorax: Procedure Code Group Overview

0718-INTERNAL-MAMMARY-RIGHT-BYPASS

ICD-10-PCS Code For Lymphatic, Internal Mammary, Right: Procedure Code Group Overview

0719-INTERNAL-MAMMARY-LEFT-BYPASS

ICD-10-PCS Code For Lymphatic, Internal Mammary, Left: Procedure Code Group Overview

071B-LYMPHATIC-MESENTERIC-BYPASS

ICD-10-PCS Code For Lymphatic Mesenteric: Procedure Code Group Overview

Showing 1–10 of 18

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 Lymphatic Left Neck: Procedure Code Group Overview

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

Lymphatic Left Neck Bypass Procedure Overview

Code Attributes

ICD-10-PCS Code For Lymphatic Left Neck: Procedure Code Group Overview

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

Lymphatic Left Neck Bypass 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 0712 for the left neck?

What is the primary purpose of procedures coded to ICD-10-PCS 0712?

What are the approach and body part attributes for codes in this group?

How does accurate coding within ICD-10-PCS 0712 affect inpatient documentation and reimbursement?

Which DRG categories may be related to procedures coded in the 0712 group?

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 0712 for the left neck?

What is the primary purpose of procedures coded to ICD-10-PCS 0712?

What are the approach and body part attributes for codes in this group?

How does accurate coding within ICD-10-PCS 0712 affect inpatient documentation and reimbursement?

Which DRG categories may be related to procedures coded in the 0712 group?

References