09BR8ZZExcision of Left Maxillary Sinus, Via Natural or Artificial Opening Endoscopic

Medical and Surgical›Ear, Nose, Sinus›Excision
  • Billable / Specific Code
ICD-10-PCS 09BR8ZZ
CMS Source: FY 2027 ICD-10-PCS dataset. Effective Oct 1, 2026 – Sep 30, 2027.FacebookXLinkedInPrint

09BR8ZZ is a billable ICD-10-PCS procedure code for Excision of Left Maxillary Sinus, 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 5 MS-DRGs. 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 Nasal and sinus excision.

Code Identity

ICD-10-PCS Code
09BR8ZZ
Billable Status
Yes — Valid for Submission
Code Describes
Excision of Left Maxillary Sinus, Via Natural or Artificial Opening Endoscopic
Short Description
Excision of Left Maxillary Sinus, Endo
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
4BodyPartRMaxillary Sinus, Left
5Approach8Via Natural or Artificial Opening Endoscopic
6DeviceZNo Device
7QualifierZNo Qualifier

In the ICD-10-PCS Alphabetic Index

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

Antrum of Highmore
Anatomy or device term that leads here
Excision, Sinus, Maxillary, Left
Leads to this code's table

To code excision of the left maxillary sinus, open the FY 2027 ICD-10-PCS Alphabetic Index at Excision, then the subterms Sinus, Maxillary, Left. The index leads to table 09B, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 09BR8ZZ.

Browse the full ICD-10-PCS Alphabetic Index →

Clinical Classification (CCSR)

AHRQ groups this procedure code into these clinical categories.

ENT008
Nasal and sinus excision
Clinical domain: Ear, Nose, and Throat Procedures

Code History

Replaces previously assigned code(s):
  • 09BR4ZZ — Excision of Left Maxillary Sinus, Perc Endo Approach

Similar Procedure Codes

Questions About 09BR8ZZ

Is 09BR8ZZ a billable code?

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

What do the characters in 09BR8ZZ 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 R is the BodyPart (Maxillary Sinus, 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 09BR8ZZ group to?

On an inpatient stay, Excision of Left Maxillary Sinus, Via Natural or Artificial Opening Endoscopic maps to MS-DRGs 135, 136, 515, 516, 517, with relative weights from 1.0615 to 3.1892. The MS-DRG sets the fixed Medicare payment for the stay.