D0Y1CZZIntraoperative Radiation Therapy (IORT) of Brain Stem
- Billable / Specific Code
D0Y1CZZ is a billable ICD-10-PCS procedure code for Intraoperative Radiation Therapy (IORT) of Brain Stem. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026).
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 | D | Radiation Therapy |
| 2 | Body System | 0 | Central and Peripheral Nervous System |
| 3 | Modality | Y | Other Radiation |
| 4 | TreatmentSite | 1 | Brain Stem |
| 5 | ModalityQualifier | C | Intraoperative Radiation Therapy (IORT) |
| 6 | Isotope | Z | None |
| 7 | Qualifier | Z | None |
Code History
- D0013Z0 — Beam Radiation of Brain Stem using Electrons, Intraoperative
Similar Procedure Codes
Questions About D0Y1CZZ
Is D0Y1CZZ a billable code?
Yes. D0Y1CZZ is a complete seven-character ICD-10-PCS code, specific enough to report Intraoperative Radiation Therapy (IORT) of Brain Stem on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in D0Y1CZZ mean?
D0Y1CZZ breaks down character by character: the 1st character D is the Section (Radiation Therapy); the 2nd character 0 is the Body System (Central and Peripheral Nervous System); the 3rd character Y is the Modality (Other Radiation); the 4th character 1 is the TreatmentSite (Brain Stem); the 5th character C is the ModalityQualifier (Intraoperative Radiation Therapy (IORT)); the 6th character Z is the Isotope (None); the 7th character Z is the Qualifier (None).
