D924DZZStereotactic Other Photon Radiosurgery of Mouth
- Billable / Specific Code
D924DZZ is a billable ICD-10-PCS procedure code for Stereotactic Other Photon Radiosurgery of Mouth. 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 | 9 | Ear, Nose, Mouth and Throat |
| 3 | Modality | 2 | Stereotactic Radiosurgery |
| 4 | TreatmentSite | 4 | Mouth |
| 5 | ModalityQualifier | D | Stereotactic Other Photon Radiosurgery |
| 6 | Isotope | Z | None |
| 7 | Qualifier | Z | None |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for D924DZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About D924DZZ
Is D924DZZ a billable code?
Yes. D924DZZ is a complete seven-character ICD-10-PCS code, specific enough to report Stereotactic Other Photon Radiosurgery of Mouth on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in D924DZZ mean?
D924DZZ breaks down character by character: the 1st character D is the Section (Radiation Therapy); the 2nd character 9 is the Body System (Ear, Nose, Mouth and Throat); the 3rd character 2 is the Modality (Stereotactic Radiosurgery); the 4th character 4 is the TreatmentSite (Mouth); the 5th character D is the ModalityQualifier (Stereotactic Other Photon Radiosurgery); the 6th character Z is the Isotope (None); the 7th character Z is the Qualifier (None).
What MS-DRG does D924DZZ group to?
On an inpatient stay, Stereotactic Other Photon Radiosurgery of Mouth 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 D924DZZ?
Under the General Equivalence Mappings, Stereotactic Other Photon Radiosurgery of Mouth crosswalks to ICD-9-PCS 92.31 and 92.39. The mapping is approximate, so confirm it fits the documentation.
