09B98ZXExcision of Right Auditory Ossicle, Via Natural or Artificial Opening Endoscopic, Diagnostic

Medical and Surgical›Ear, Nose, Sinus›Excision
  • Billable / Specific Code
ICD-10-PCS 09B98ZX
CMS Source: FY 2027 ICD-10-PCS dataset. Effective Oct 1, 2026 – Sep 30, 2027.FacebookXLinkedInPrint

09B98ZX is a billable ICD-10-PCS procedure code for Excision of Right Auditory Ossicle, Via Natural or Artificial Opening Endoscopic, Diagnostic. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRGs 143, 144, 145. The root operation Excision involves cutting out or off, without replacement, a portion of a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under ENT diagnostic endoscopy (excluding laryngoscopy).

Code Identity

ICD-10-PCS Code
09B98ZX
Billable Status
Yes — Valid for Submission
Code Describes
Excision of Right Auditory Ossicle, Via Natural or Artificial Opening Endoscopic, Diagnostic
Short Description
Excision of Right Auditory Ossicle, Endo, Diagn
Parent Code
09B

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.

PositionDesignationValueMeaning
1Section0Medical and Surgical
2Body System9Ear, Nose, Sinus
3OperationBExcision
4BodyPart9Auditory Ossicle, Right
5Approach8Via Natural or Artificial Opening Endoscopic
6DeviceZNo Device
7QualifierXDiagnostic

In the ICD-10-PCS Alphabetic Index

These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:

Incus
Anatomy or device term that leads here
Biopsy
Anatomy or device term that leads here
Stapes
Anatomy or device term that leads here
Malleus
Anatomy or device term that leads here
Punch biopsy
Anatomy or device term that leads here
Core needle biopsy
Anatomy or device term that leads here
Excision, Auditory Ossicle, Right
Leads to this code's table

To code excision of the right auditory ossicle, open the FY 2027 ICD-10-PCS Alphabetic Index at Excision, then the subterms Auditory Ossicle, Right. The index leads to table 09B, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 09B98ZX.

Browse the full ICD-10-PCS Alphabetic Index →

Clinical Classification (CCSR)

AHRQ groups this procedure code into these clinical categories.

ENT002
ENT diagnostic endoscopy (excluding laryngoscopy)
Clinical domain: Ear, Nose, and Throat Procedures

Code History

Replaces previously assigned code(s):
  • 09B90ZX — Excision of Right Auditory Ossicle, Open Approach, Diagn

Similar Procedure Codes

Questions About 09B98ZX

Is 09B98ZX a billable code?

Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Excision of Right Auditory Ossicle, Via Natural or Artificial Opening Endoscopic, Diagnostic on inpatient claims from October 1, 2026 through September 30, 2027.

What do the characters in 09B98ZX 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 B is the Operation (Excision); the 4th character 9 is the BodyPart (Auditory Ossicle, Right); 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 X is the Qualifier (Diagnostic).

What MS-DRG does 09B98ZX group to?

On an inpatient stay, Excision of Right Auditory Ossicle, Via Natural or Artificial Opening Endoscopic, Diagnostic maps to MS-DRGs 143, 144, 145, with relative weights from 1.2335 to 3.8500. The MS-DRG sets the fixed Medicare payment for the stay.