ICD-10-PCS Code For Thyroid Gland Isthmus: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 0G8J includes procedures performed to divide tissue of the thyroid gland isthmus. These ICD-10-PCS codes are used for inpatient documentation when the isthmus of the thyroid is surgically transected without drainage as part of a definitive or staged thyroid procedure. Accurate coding within the ICD-10-PCS 0G8J group is essential for proper inpatient reimbursement, as it captures the specific procedure performed and supports clinical documentation accuracy.

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Thyroid Gland Isthmus Division Procedure Overview

Procedures in this group involve surgically dividing or transecting the thyroid gland isthmus, a component of the endocrine system. These operations separate tissue without draining fluids or gases and are coded to reflect the Division root operation. Accurate documentation and code selection support appropriate inpatient reimbursement and ensure the medical record reflects the specific endocrine procedure performed.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
G	Body System	Endocrine System
8	Operation	Division
J	Body Part	Thyroid Gland Isthmus

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ICD-10-PCS Code For Thyroid Gland Isthmus: Procedure Code Group Overview

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Thyroid Gland Isthmus Division Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
G	Body System	Endocrine System
8	Operation	Division
J	Body Part	Thyroid Gland Isthmus

When to Use

Use a code from this group when the surgical intent is to divide or transect the thyroid isthmus as a distinct operative action. Do not use these codes for procedures that primarily drain, excise, or otherwise remove thyroid tissue rather than divide it.

ICD-10-PCS Codes

3 rows

ICD-10-PCS Code	Description
0G8J0ZZ	Division of Thyroid Gland Isthmus, Open Approach
0G8J3ZZ	Division of Thyroid Gland Isthmus, Percutaneous Approach
0G8J4ZZ	Division of Thyroid Gland Isthmus, Percutaneous Endoscopic Approach

DRG Codes

3 rows

DRG Code	Description
625	Thyroid, Parathyroid and Thyroglossal Procedures with MCC
626	Thyroid, Parathyroid and Thyroglossal Procedures with CC
627	Thyroid, Parathyroid and Thyroglossal Procedures without CC/MCC

Typical Clinical Scenarios

A 45-year-old woman admitted electively for a planned partial thyroidectomy for a multinodular goiter with a prominent isthmus causing cosmetic concern and mild dysphagia. During the procedure the surgeon divides the isthmus to separate thyroid lobes and gain exposure prior to lobectomy, using an open cervical approach to complete the intended resection. A division code is assigned to capture the deliberate transection of the isthmus as part of the open operative plan. Typical codes: 0G8J0ZZ
A 62-year-old man presents urgently with a rapidly enlarging midline neck mass and airway compression from hemorrhage localized to the thyroid isthmus after minor trauma. In the operating room the surgeon performs an open division of the isthmus to control bleeding and relieve tracheal compression before definitive hemostasis and exploration. Coding reflects the open transection of the isthmus performed emergently to address the acute airway and hemorrhagic issue. Typical codes: 0G8J0ZZ
A 35-year-old patient with a prior endoscopic thyroid surgery returns with persistent midline tethering and scar-related symptomatic nodularity confined to the isthmus. During a staged minimally invasive reoperation the surgeon divides the isthmus percutaneously under endoscopic visualization to release scar tissue and facilitate subsequent definitive management. The code used should capture the percutaneous endoscopic division of the isthmus performed during this revision procedure. Typical codes: 0G8J4ZZ

Related Codes

0G80-PITUITARY-GLAND-DIVISION

ICD-10-PCS Code For Pituitary Gland: 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
0G8J0ZZ	Division of Thyroid Gland Isthmus, Open Approach
0G8J3ZZ	Division of Thyroid Gland Isthmus, Percutaneous Approach
0G8J4ZZ	Division of Thyroid Gland Isthmus, Percutaneous Endoscopic Approach

DRG Codes

3 rows

DRG Code	Description
625	Thyroid, Parathyroid and Thyroglossal Procedures with MCC
626	Thyroid, Parathyroid and Thyroglossal Procedures with CC
627	Thyroid, Parathyroid and Thyroglossal Procedures without CC/MCC

Typical Clinical Scenarios

A 45-year-old woman admitted electively for a planned partial thyroidectomy for a multinodular goiter with a prominent isthmus causing cosmetic concern and mild dysphagia. During the procedure the surgeon divides the isthmus to separate thyroid lobes and gain exposure prior to lobectomy, using an open cervical approach to complete the intended resection. A division code is assigned to capture the deliberate transection of the isthmus as part of the open operative plan. Typical codes: 0G8J0ZZ
A 62-year-old man presents urgently with a rapidly enlarging midline neck mass and airway compression from hemorrhage localized to the thyroid isthmus after minor trauma. In the operating room the surgeon performs an open division of the isthmus to control bleeding and relieve tracheal compression before definitive hemostasis and exploration. Coding reflects the open transection of the isthmus performed emergently to address the acute airway and hemorrhagic issue. Typical codes: 0G8J0ZZ
A 35-year-old patient with a prior endoscopic thyroid surgery returns with persistent midline tethering and scar-related symptomatic nodularity confined to the isthmus. During a staged minimally invasive reoperation the surgeon divides the isthmus percutaneously under endoscopic visualization to release scar tissue and facilitate subsequent definitive management. The code used should capture the percutaneous endoscopic division of the isthmus performed during this revision procedure. Typical codes: 0G8J4ZZ

Related Codes

0G80-PITUITARY-GLAND-DIVISION

ICD-10-PCS Code For Pituitary Gland: 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 Thyroid Gland Isthmus: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Thyroid Gland Isthmus: Procedure Code Group Overview policy alerts

Thyroid Gland Isthmus Division Procedure Overview

Code Attributes

ICD-10-PCS Code For Thyroid Gland Isthmus: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Thyroid Gland Isthmus: Procedure Code Group Overview policy alerts

Thyroid Gland Isthmus Division Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS codes are in the Thyroid Gland Isthmus Division group?

What is the root operation represented by ICD-10-PCS code group `0G8J`?

In which ICD-10-PCS section and body system is group `0G8J` classified?

How does accurate coding in the `0G8J` group affect inpatient reimbursement?

Which DRGs are related to procedures coded in ICD-10-PCS group `0G8J`?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS codes are in the Thyroid Gland Isthmus Division group?

What is the root operation represented by ICD-10-PCS code group `0G8J`?

In which ICD-10-PCS section and body system is group `0G8J` classified?

How does accurate coding in the `0G8J` group affect inpatient reimbursement?

Which DRGs are related to procedures coded in ICD-10-PCS group `0G8J`?

References