ICD-10-PCS Code For Chest And Abdomen: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group CW24 includes procedures performed to introduce radioactive materials for tomographic nuclear medicine imaging in the chest and abdomen. These ICD-10-PCS codes are used for inpatient documentation when three-dimensional images are developed from the capture of radioactive emissions emitted from introduced radiopharmaceuticals in the chest and abdominal regions. Accurate coding within the ICD-10-PCS CW24 group is essential for proper inpatient reimbursement, as it captures the specific imaging procedure performed and supports clinical documentation accuracy.

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Chest And Abdomen Tomographic Nuclear Medicine Imaging Procedure Overview

This code group covers tomographic nuclear medicine imaging procedures that introduce radioactive materials into the chest and abdomen to create three-dimensional images from captured emissions. These procedures target anatomical regions within the chest and abdomen and are performed under the Nuclear Medicine section of the International Classification of Diseases, Tenth Revision, Procedure Coding System. Accurate coding ensures inpatient documentation reflects the imaging modality used and supports appropriate case mix assignment and reimbursement.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
C	Section	Nuclear Medicine
W	Body System	Anatomical Regions
2	Operation	Tomographic (Tomo) Nuclear Medicine Imaging
4	Body Part	Chest and Abdomen

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ICD-10-PCS Code For Chest And Abdomen: Procedure Code Group Overview

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Chest And Abdomen Tomographic Nuclear Medicine Imaging Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
C	Section	Nuclear Medicine
W	Body System	Anatomical Regions
2	Operation	Tomographic (Tomo) Nuclear Medicine Imaging
4	Body Part	Chest and Abdomen

When to Use

Use a code from this group when a patient undergoes tomographic nuclear medicine imaging that requires administration of radioactive materials targeting the chest and abdomen. These codes apply when the imaging produces three-dimensional image data from radioactive emissions for diagnostic evaluation.

ICD-10-PCS Codes

8 rows

ICD-10-PCS Code	Description
CW241ZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Technetium 99m (Tc-99m)
CW24DZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Indium 111 (In-111)
CW24FZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Iodine 123 (I-123)
CW24GZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Iodine 131 (I-131)
CW24KZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Fluorine 18 (F-18)
CW24LZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Gallium 67 (Ga-67)
CW24SZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Thallium 201 (Tl-201)
CW24YZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Other Radionuclide

Typical Clinical Scenarios

An elderly patient is admitted with progressive, unexplained weight loss, persistent cough, and a solitary pulmonary nodule on chest radiograph; workup is inpatient to stage suspected metastatic malignancy. A tomographic nuclear medicine study is performed after administration of Fluorine 18 to evaluate metabolic activity in the chest and abdomen and to help characterize and stage potential primary or metastatic disease. The study informs inpatient management and surgical or oncologic planning. Typical codes: CW24KZZ
A middle-aged patient presents to the emergency department with acute abdominal pain, fever, and elevated inflammatory markers; CT is inconclusive for a suspected occult abscess. Inpatient tomographic nuclear medicine imaging using Technetium-99m labeled radiotracer is performed to localize infectious or inflammatory foci within the abdomen and chest that may require urgent intervention. The results guide immediate surgical consultation and inpatient treatment decisions. Typical codes: CW241ZZ
A patient with a history of neuroendocrine tumor previously imaged with Indium-111 undergoes inpatient restaging after new symptoms and equivocal prior imaging to assess for recurrent or residual disease in the chest and abdomen. A tomographic nuclear medicine study using Indium-111 is repeated to compare distribution and detect multifocal lesions for guidance of additional therapy. The exam is performed during the admission to inform change in oncologic management. Typical codes: CW24DZZ

Related Codes

CW20-ABDOMEN-TOMOGRAPHIC-IMAGING

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

CW21-ABDOMEN-AND-PELVIS-TOMOGRAPHIC

ICD-10-PCS Code For Abdomen And Pelvis: Procedure Code Group Overview

CW23-CHEST-TOMOGRAPHIC-NUCLEAR-MEDICINE

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

CW26-CHEST-NECK-TOMOGRAPHIC

ICD-10-PCS Code For Chest And Neck: Procedure Code Group Overview

CW2B-HEAD-AND-NECK-TOMOGRAPHIC

ICD-10-PCS Code For Head And Neck: Procedure Code Group Overview

CW2D-LOWER-EXTREMITY-TOMOGRAPHIC-IMAGING

ICD-10-PCS Code For Lower Extremity: Procedure Code Group Overview

CW2J-PELVIC-REGION-TOMOGRAPHIC-IMAGING

ICD-10-PCS Code for Pelvic Region: Procedure Code Group Overview

CW2M-UPPER-EXTREMITY-TOMOGRAPHIC-IMAGING

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

CW2Y-MULTIPLE-ANATOMICAL-REGIONS-TOMOGRAPHIC

ICD-10-PCS Code For Multiple Anatomical Regions: 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

8 rows

ICD-10-PCS Code	Description
CW241ZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Technetium 99m (Tc-99m)
CW24DZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Indium 111 (In-111)
CW24FZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Iodine 123 (I-123)
CW24GZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Iodine 131 (I-131)
CW24KZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Fluorine 18 (F-18)
CW24LZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Gallium 67 (Ga-67)
CW24SZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Thallium 201 (Tl-201)
CW24YZZ	Tomographic (Tomo) Nuclear Medicine Imaging of Chest and Abdomen using Other Radionuclide

Typical Clinical Scenarios

An elderly patient is admitted with progressive, unexplained weight loss, persistent cough, and a solitary pulmonary nodule on chest radiograph; workup is inpatient to stage suspected metastatic malignancy. A tomographic nuclear medicine study is performed after administration of Fluorine 18 to evaluate metabolic activity in the chest and abdomen and to help characterize and stage potential primary or metastatic disease. The study informs inpatient management and surgical or oncologic planning. Typical codes: CW24KZZ
A middle-aged patient presents to the emergency department with acute abdominal pain, fever, and elevated inflammatory markers; CT is inconclusive for a suspected occult abscess. Inpatient tomographic nuclear medicine imaging using Technetium-99m labeled radiotracer is performed to localize infectious or inflammatory foci within the abdomen and chest that may require urgent intervention. The results guide immediate surgical consultation and inpatient treatment decisions. Typical codes: CW241ZZ
A patient with a history of neuroendocrine tumor previously imaged with Indium-111 undergoes inpatient restaging after new symptoms and equivocal prior imaging to assess for recurrent or residual disease in the chest and abdomen. A tomographic nuclear medicine study using Indium-111 is repeated to compare distribution and detect multifocal lesions for guidance of additional therapy. The exam is performed during the admission to inform change in oncologic management. Typical codes: CW24DZZ

Related Codes

CW20-ABDOMEN-TOMOGRAPHIC-IMAGING

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

CW21-ABDOMEN-AND-PELVIS-TOMOGRAPHIC

ICD-10-PCS Code For Abdomen And Pelvis: Procedure Code Group Overview

CW23-CHEST-TOMOGRAPHIC-NUCLEAR-MEDICINE

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

CW26-CHEST-NECK-TOMOGRAPHIC

ICD-10-PCS Code For Chest And Neck: Procedure Code Group Overview

CW2B-HEAD-AND-NECK-TOMOGRAPHIC

ICD-10-PCS Code For Head And Neck: Procedure Code Group Overview

CW2D-LOWER-EXTREMITY-TOMOGRAPHIC-IMAGING

ICD-10-PCS Code For Lower Extremity: Procedure Code Group Overview

CW2J-PELVIC-REGION-TOMOGRAPHIC-IMAGING

ICD-10-PCS Code for Pelvic Region: Procedure Code Group Overview

CW2M-UPPER-EXTREMITY-TOMOGRAPHIC-IMAGING

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

CW2Y-MULTIPLE-ANATOMICAL-REGIONS-TOMOGRAPHIC

ICD-10-PCS Code For Multiple Anatomical Regions: 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 Chest And Abdomen: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Chest And Abdomen: Procedure Code Group Overview policy alerts

Chest And Abdomen Tomographic Nuclear Medicine Imaging Procedure Overview

Code Attributes

ICD-10-PCS Code For Chest And Abdomen: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Chest And Abdomen: Procedure Code Group Overview policy alerts

Chest And Abdomen Tomographic Nuclear Medicine Imaging Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which procedures are included in the ICD-10-PCS code group CW24?

What is the primary purpose of using codes in the CW24 group for inpatient documentation?

Which section, body system, and operation attributes describe CW24 codes?

How are individual radionuclide variations represented within the CW24 group?

Are there related DRGs listed for the CW24 code group?

References

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which procedures are included in the ICD-10-PCS code group CW24?

What is the primary purpose of using codes in the CW24 group for inpatient documentation?

Which section, body system, and operation attributes describe CW24 codes?

How are individual radionuclide variations represented within the CW24 group?

Are there related DRGs listed for the CW24 code group?

References