D921HZZStereotactic Particulate Radiosurgery of Nose
- Billable / Specific Code
D921HZZ is a billable ICD-10-PCS procedure code for Stereotactic Particulate Radiosurgery of Nose. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 12 MS-DRGs. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Stereotactic radiosurgery.
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 | 1 | Nose |
| 5 | ModalityQualifier | H | Stereotactic Particulate Radiosurgery |
| 6 | Isotope | Z | None |
| 7 | Qualifier | Z | None |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code stereotactic radiosurgery of the nose particulate, open the FY 2027 ICD-10-PCS Alphabetic Index at Stereotactic Radiosurgery, then the subterms Particulate, Nose. The entry lists D921HZZ directly as a complete, billable code.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.
Similar Procedure Codes
Questions About D921HZZ
Is D921HZZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Stereotactic Particulate Radiosurgery of Nose on inpatient claims from October 1, 2026 through September 30, 2027.
What is the ICD-10-PCS code for stereotactic radiosurgery of the nose particulate?
The FY 2027 ICD-10-PCS Alphabetic Index entry Stereotactic Radiosurgery, Particulate, Nose is a direct entry for D921HZZ, Stereotactic Particulate Radiosurgery of Nose, billable on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in D921HZZ mean?
The code 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 1 is the TreatmentSite (Nose); the 5th character H is the ModalityQualifier (Stereotactic Particulate Radiosurgery); the 6th character Z is the Isotope (None); the 7th character Z is the Qualifier (None).
What MS-DRG does D921HZZ group to?
On an inpatient stay, Stereotactic Particulate Radiosurgery of Nose maps to MS-DRGs 040, 041, 042, 628, 629, 630, 823, 824, 825, 829, 830, 850, with relative weights from 1.2990 to 8.4076. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of D921HZZ?
Under the General Equivalence Mappings, Stereotactic Particulate Radiosurgery of Nose crosswalks to ICD-9-PCS 92.33 (Particulate radiosurgery). The mapping is approximate, so confirm it fits the documentation.
