CW3 Positron Emission Tomographic (PET) Imaging - Anatomical Regions ICD-10-PCS
The CW3 code range contains 2 ICD-10-PCS codes for Positron Emission Tomographic (PET) Imaging procedures on the anatomical regions. 1 of the codes are billable and valid for inpatient claim submission in fiscal year 2026.
Root Operation Definition
Positron Emission Tomographic (PET) Imaging: Introduction of radioactive materials into the body for three dimensional display of images developed from the simultaneous capture, 180 degrees apart, of radioactive emissions.
Codes in the CW3 Range 2 codes · 1 billable
About the CW3 Code Range
The ICD-10-PCS root operation Positron Emission Tomographic (PET) Imaging (code CW3) refers to a nuclear medicine procedure that produces detailed images of anatomical regions by detecting positron emissions. This operation focuses on capturing functional and metabolic information within the body.
Within the Nuclear Medicine classification, Positron Emission Tomographic (PET) Imaging is used to noninvasively evaluate physiological processes. For example, code CW3NYZZ specifies PET imaging of the Whole Body using an Other Radionuclide, highlighting the procedure’s flexibility in applying various radiotracers depending on clinical needs. Accurate coding of this operation ensures proper documentation of advanced imaging techniques essential for diagnosis, treatment planning, and monitoring of diverse medical conditions.
Questions About This Page
How many billable codes are in the CW3 range?
Of the 2 codes in this range, 1 are billable and valid for inpatient claim submission from October 1, 2025 through September 30, 2026. Table header codes group them but cannot be reported on claims.
What does the CW3 range classify?
The range classifies Positron Emission Tomographic (PET) Imaging procedures, introduction of radioactive materials into the body for three dimensional display of images developed from the simultaneous capture, 180 degrees apart, of radioactive emissions, performed on the anatomical regions. Each code adds the body part, approach, device, and qualifier in characters four through seven, and links to its own reference page.
Related References
Source: CMS FY 2026 ICD-10-PCS order file and code tables, effective October 1, 2025 through September 30, 2026.
