09Q48ZZRepair Left External Auditory Canal, Via Natural or Artificial Opening Endoscopic
- Billable / Specific Code
09Q48ZZ is a billable ICD-10-PCS procedure code for Repair Left External Auditory Canal, Via Natural or Artificial Opening Endoscopic. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 12 MS-DRGs. The root operation Repair involves restoring, to the extent possible, a body part to its normal anatomic structure and function. 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 | Q | Repair |
| 4 | BodyPart | 4 | External Auditory Canal, Left |
| 5 | Approach | 8 | Via Natural or Artificial Opening Endoscopic |
| 6 | Device | Z | No Device |
| 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:
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 09Q48ZZ
Is 09Q48ZZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Repair Left External Auditory Canal, Via Natural or Artificial Opening Endoscopic on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 09Q48ZZ 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 Q is the Operation (Repair); the 4th character 4 is the BodyPart (External Auditory Canal, Left); the 5th character 8 is the Approach (Via Natural or Artificial Opening Endoscopic); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 09Q48ZZ group to?
On an inpatient stay, Repair Left External Auditory Canal, Via Natural or Artificial Opening Endoscopic maps to MS-DRGs 143, 144, 145, 579, 580, 581, 907, 908, 909, 957, 958, 959, with relative weights from 1.2335 to 7.5502. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 09Q48ZZ?
Under the General Equivalence Mappings, Repair Left External Auditory Canal, Via Natural or Artificial Opening Endoscopic crosswalks to ICD-9-PCS 18.79 (Other plastic repair of external ear) and 18.9 (Other operations on external ear). The mapping is approximate, so confirm it fits the documentation.
