CW3NYZZPositron Emission Tomographic (PET) Imaging of Whole Body using Other Radionuclide
- Billable / Specific Code
CW3NYZZ is a billable ICD-10-PCS procedure code for Positron Emission Tomographic (PET) Imaging of Whole Body using Other Radionuclide. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). 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. The Alphabetic Index lists this code under PET scan. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Positron emission tomographic (PET) imaging.
Code Identity
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.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | C | Nuclear Medicine |
| 2 | Body System | W | Anatomical Regions |
| 3 | Type | 3 | Positron Emission Tomographic (PET) Imaging |
| 4 | BodyPart | N | Whole Body |
| 5 | Radionuclide | Y | Other Radionuclide |
| 6 | Qualifier | Z | None |
| 7 | Qualifier | Z | None |
In the ICD-10-PCS Alphabetic Index
The FY 2026 ICD-10-PCS Alphabetic Index refers to CW3NYZZ as PET scan. These index entries lead to this code:
Clinical Classification (CCSR)
AHRQ groups CW3NYZZ into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for CW3NYZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About CW3NYZZ
Is CW3NYZZ a billable code?
Yes. CW3NYZZ is a complete seven-character ICD-10-PCS code, specific enough to report Positron Emission Tomographic (PET) Imaging of Whole Body using Other Radionuclide on inpatient claims from October 1, 2025 through September 30, 2026.
What is the ICD-10-PCS code for PET scan?
The ICD-10-PCS Alphabetic Index lists PET scan under code CW3NYZZ, Positron Emission Tomographic (PET) Imaging of Whole Body using Other Radionuclide, billable on inpatient claims in fiscal year 2026.
What do the characters in CW3NYZZ mean?
CW3NYZZ breaks down character by character: the 1st character C is the Section (Nuclear Medicine); the 2nd character W is the Body System (Anatomical Regions); the 3rd character 3 is the Type (Positron Emission Tomographic (PET) Imaging); the 4th character N is the BodyPart (Whole Body); the 5th character Y is the Radionuclide (Other Radionuclide); the 6th character Z is the Qualifier (None); the 7th character Z is the Qualifier (None).
What is the ICD-9-PCS equivalent of CW3NYZZ?
Under the General Equivalence Mappings, Positron Emission Tomographic (PET) Imaging of Whole Body using Other Radionuclide crosswalks to ICD-9-PCS 92.18. The mapping is approximate, so confirm it fits the documentation.
