D021JZZStereotactic Gamma Beam Radiosurgery of Brain Stem
- Billable / Specific Code
D021JZZ is a billable ICD-10-PCS procedure code for Stereotactic Gamma Beam Radiosurgery of Brain Stem. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 11 MS-DRGs.
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 | 2 | Stereotactic Radiosurgery |
| 4 | TreatmentSite | 1 | Brain Stem |
| 5 | ModalityQualifier | J | Stereotactic Gamma Beam Radiosurgery |
| 6 | Isotope | Z | None |
| 7 | Qualifier | Z | None |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for D021JZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About D021JZZ
Is D021JZZ a billable code?
Yes. D021JZZ is a complete seven-character ICD-10-PCS code, specific enough to report Stereotactic Gamma Beam Radiosurgery of Brain Stem on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in D021JZZ mean?
D021JZZ 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 2 is the Modality (Stereotactic Radiosurgery); the 4th character 1 is the TreatmentSite (Brain Stem); the 5th character J is the ModalityQualifier (Stereotactic Gamma Beam Radiosurgery); the 6th character Z is the Isotope (None); the 7th character Z is the Qualifier (None).
What MS-DRG does D021JZZ group to?
On an inpatient stay, Stereotactic Gamma Beam Radiosurgery of Brain Stem maps to MS-DRGs 040, 041, 042, 628, 629, 630, 823, 824, 825, 829, 830, with relative weights from 1.3494 to 4.5848. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of D021JZZ?
Under the General Equivalence Mappings, Stereotactic Gamma Beam Radiosurgery of Brain Stem crosswalks to ICD-9-PCS 92.32. The mapping is approximate, so confirm it fits the documentation.
