CW3Nuclear Medicine, Anatomical Regions, Positron Emission Tomographic (PET) Imaging

  • Non-Billable Header
ICD-10-PCS CW3
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

CW3 is a non-billable ICD-10-PCS code that heads the group for Nuclear Medicine, Anatomical Regions, Positron Emission Tomographic (PET) Imaging, so it cannot be submitted on a claim; a more specific seven-character code is required. The root operation Positron Emission Tomographic (PET) Imaging involves introduction of radioactive materials into the body for three dimensional display of images developed from the simultaneous capture, 180 degrees apart, of radioactive emissions.

Code Identity

ICD-10-PCS Code
CW3
Billable Status
No — Non-Billable Header
Code Describes
Nuclear Medicine, Anatomical Regions, Positron Emission Tomographic (PET) Imaging
Short Description
Nuclear Medicine, Anatomical Regions, PET Imag

PCS Table Breakdown

Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.

PositionDesignationValueMeaning
1SectionCNuclear Medicine
2Body SystemWAnatomical Regions
3Operation3Positron Emission Tomographic (PET) Imaging

Similar Procedure Codes

Questions About CW3

Is CW3 a billable code?

No. CW3 is an incomplete heading for Nuclear Medicine, Anatomical Regions, Positron Emission Tomographic (PET) Imaging and cannot be submitted on a claim. A complete seven-character code is required, such as CW3NYZZ.