09UB0KZSupplement Right Mastoid Sinus with Nonautologous Tissue Substitute, Open Approach
- Billable / Specific Code
09UB0KZ is a billable ICD-10-PCS procedure code for Supplement Right Mastoid Sinus with Nonautologous Tissue Substitute, Open Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRGs 135, 136. The root operation Supplement involves putting in or on biological or synthetic material that physically reinforces and/or augments the function of a portion of a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under ENT repair.
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 | 0 | Medical and Surgical |
| 2 | Body System | 9 | Ear, Nose, Sinus |
| 3 | Operation | U | Supplement |
| 4 | BodyPart | B | Mastoid Sinus, Right |
| 5 | Approach | 0 | Open |
| 6 | Device | K | Nonautologous Tissue Substitute |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code supplement of the right mastoid sinus, open the FY 2027 ICD-10-PCS Alphabetic Index at Supplement, then the subterms Sinus, Mastoid, Right. The index leads to table 09U, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 09UB0KZ.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Code History
- 09QB0ZZ — Repair Right Mastoid Sinus, Open Approach
Similar Procedure Codes
Questions About 09UB0KZ
Is 09UB0KZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Supplement Right Mastoid Sinus with Nonautologous Tissue Substitute, Open Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 09UB0KZ mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 9 is the Body System (Ear, Nose, Sinus); the 3rd character U is the Operation (Supplement); the 4th character B is the BodyPart (Mastoid Sinus, Right); the 5th character 0 is the Approach (Open); the 6th character K is the Device (Nonautologous Tissue Substitute); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 09UB0KZ group to?
On an inpatient stay, Supplement Right Mastoid Sinus with Nonautologous Tissue Substitute, Open Approach maps to MS-DRGs 135, 136, with relative weights from 1.0615 to 2.1793. The MS-DRG sets the fixed Medicare payment for the stay.
