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

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group CW10 includes procedures performed to capture planar nuclear medicine images in the abdomen. These ICD-10-PCS codes are used for inpatient documentation when a single‑plane nuclear medicine study of the abdominal region is performed using introduced radioactive materials to visualize physiology or pathology. Accurate coding within the ICD-10-PCS CW10 group is essential for proper inpatient reimbursement, as it captures the procedure performed and supports clinical documentation accuracy.

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Abdomen Planar Nuclear Medicine Imaging Procedure Overview

Procedures in this group involve introduction of radioactive materials and capture of planar nuclear medicine images of the abdomen. They target the anatomical regions of the abdomen and use emitted radiation to create single‑plane diagnostic images. Accurate coding of these planar nuclear medicine imaging procedures is important for inpatient reimbursement because it documents the imaging modality and supports appropriate case mix assignment.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
C	Section	Nuclear Medicine
W	Body System	Anatomical Regions
1	Operation	Planar Nuclear Medicine Imaging
0	Body Part	Abdomen

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

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Abdomen Planar Nuclear Medicine Imaging Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
C	Section	Nuclear Medicine
W	Body System	Anatomical Regions
1	Operation	Planar Nuclear Medicine Imaging
0	Body Part	Abdomen

When to Use

Use a code from this group when a patient undergoes a single‑plane abdominal nuclear medicine study that requires administration of radiopharmaceuticals and acquisition of planar images. These codes apply when the imaging is performed inpatient and must be documented to reflect the modality and anatomical focus.

ICD-10-PCS Codes

7 rows

ICD-10-PCS Code	Description
CW101ZZ	Planar Nuclear Medicine Imaging of Abdomen using Technetium 99m (Tc-99m)
CW10DZZ	Planar Nuclear Medicine Imaging of Abdomen using Indium 111 (In-111)
CW10FZZ	Planar Nuclear Medicine Imaging of Abdomen using Iodine 123 (I-123)
CW10GZZ	Planar Nuclear Medicine Imaging of Abdomen using Iodine 131 (I-131)
CW10LZZ	Planar Nuclear Medicine Imaging of Abdomen using Gallium 67 (Ga-67)
CW10SZZ	Planar Nuclear Medicine Imaging of Abdomen using Thallium 201 (Tl-201)
CW10YZZ	Planar Nuclear Medicine Imaging of Abdomen using Other Radionuclide

Typical Clinical Scenarios

An elderly patient is admitted with subacute right upper quadrant pain, fever, and abnormal liver function tests after recent biliary instrumentation; clinicians suspect a hepatic abscess or impaired hepatic function and order a planar hepatobiliary nuclear medicine study using a technetium-based radiopharmaceutical to evaluate biliary excretion and focal hepatic uptake. The procedure is performed inpatient to guide urgent management and drainage decisions. Typical codes: CW101ZZ
A middle-aged patient with a history of neuroendocrine tumor presents with persistent abdominal pain and new biochemical markers suggestive of tumor recurrence; inpatient planar imaging with an iodine-123 labeled radiotracer is used to localize functional tumor activity in the abdominal region when cross‑sectional imaging is inconclusive. The study is obtained during an inpatient workup to inform staging and immediate treatment planning. Typical codes: CW10FZZ
A hematology patient admitted for evaluation of unexplained fever and weight loss undergoes inpatient planar nuclear medicine imaging of the abdomen with gallium-67 to detect occult intra‑abdominal infection or inflammation after other tests are nondiagnostic; the exam assists in identifying inflammatory foci that may require targeted antibiotic therapy or intervention. Typical codes: CW10LZZ

Related Codes

CW11-ABDOMEN-AND-PELVIS-PLANAR-IMAGING

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

CW13-CHEST-PLANAR-IMAGING

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

CW14-CHEST-AND-ABDOMEN-PLANAR

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

CW16-CHEST-AND-NECK-PLANAR-IMAGING

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

CW1B-HEAD-AND-NECK-PLANAR-IMAGING

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

CW1D-LOWER-EXTREMITY-PLANAR-IMAGING

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

CW1J-PELVIC-REGION-PLANAR-IMAGING

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

CW1M-UPPER-EXTREMITY-PLANAR-IMAGING

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

CW1N-WHOLE-BODY-PLANAR-IMAGING

ICD-10-PCS Code For Whole Body: Procedure Code Group Overview

CW1Y-ANATOMICAL-REGIONS-PLANAR-IMAGING

ICD-10-PCS Code For Anatomical Regions: Procedure Code Group Overview

Showing 1–10 of 11

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

7 rows

ICD-10-PCS Code	Description
CW101ZZ	Planar Nuclear Medicine Imaging of Abdomen using Technetium 99m (Tc-99m)
CW10DZZ	Planar Nuclear Medicine Imaging of Abdomen using Indium 111 (In-111)
CW10FZZ	Planar Nuclear Medicine Imaging of Abdomen using Iodine 123 (I-123)
CW10GZZ	Planar Nuclear Medicine Imaging of Abdomen using Iodine 131 (I-131)
CW10LZZ	Planar Nuclear Medicine Imaging of Abdomen using Gallium 67 (Ga-67)
CW10SZZ	Planar Nuclear Medicine Imaging of Abdomen using Thallium 201 (Tl-201)
CW10YZZ	Planar Nuclear Medicine Imaging of Abdomen using Other Radionuclide

Typical Clinical Scenarios

An elderly patient is admitted with subacute right upper quadrant pain, fever, and abnormal liver function tests after recent biliary instrumentation; clinicians suspect a hepatic abscess or impaired hepatic function and order a planar hepatobiliary nuclear medicine study using a technetium-based radiopharmaceutical to evaluate biliary excretion and focal hepatic uptake. The procedure is performed inpatient to guide urgent management and drainage decisions. Typical codes: CW101ZZ
A middle-aged patient with a history of neuroendocrine tumor presents with persistent abdominal pain and new biochemical markers suggestive of tumor recurrence; inpatient planar imaging with an iodine-123 labeled radiotracer is used to localize functional tumor activity in the abdominal region when cross‑sectional imaging is inconclusive. The study is obtained during an inpatient workup to inform staging and immediate treatment planning. Typical codes: CW10FZZ
A hematology patient admitted for evaluation of unexplained fever and weight loss undergoes inpatient planar nuclear medicine imaging of the abdomen with gallium-67 to detect occult intra‑abdominal infection or inflammation after other tests are nondiagnostic; the exam assists in identifying inflammatory foci that may require targeted antibiotic therapy or intervention. Typical codes: CW10LZZ

Related Codes

CW11-ABDOMEN-AND-PELVIS-PLANAR-IMAGING

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

CW13-CHEST-PLANAR-IMAGING

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

CW14-CHEST-AND-ABDOMEN-PLANAR

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

CW16-CHEST-AND-NECK-PLANAR-IMAGING

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

CW1B-HEAD-AND-NECK-PLANAR-IMAGING

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

CW1D-LOWER-EXTREMITY-PLANAR-IMAGING

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

CW1J-PELVIC-REGION-PLANAR-IMAGING

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

CW1M-UPPER-EXTREMITY-PLANAR-IMAGING

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

CW1N-WHOLE-BODY-PLANAR-IMAGING

ICD-10-PCS Code For Whole Body: Procedure Code Group Overview

CW1Y-ANATOMICAL-REGIONS-PLANAR-IMAGING

ICD-10-PCS Code For Anatomical Regions: Procedure Code Group Overview

Showing 1–10 of 11

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 Abdomen: Procedure Code Group Overview

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

Abdomen Planar Nuclear Medicine Imaging Procedure Overview

Code Attributes

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

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

Abdomen Planar 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 CW10?

What is the operation and body system described by the CW10 code group?

How does accurate coding within CW10 affect inpatient documentation and reimbursement?

How are different radionuclides represented within the CW10 code list?

When should a CW10 code be used in inpatient records?

References

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which procedures are included in the ICD-10-PCS code group CW10?

What is the operation and body system described by the CW10 code group?

How does accurate coding within CW10 affect inpatient documentation and reimbursement?

How are different radionuclides represented within the CW10 code list?

When should a CW10 code be used in inpatient records?

References