09BQ4ZZExcision of Right Maxillary Sinus, Percutaneous Endoscopic Approach

Medical and Surgical›Ear, Nose, Sinus›Excision
  • Billable / Specific Code
ICD-10-PCS 09BQ4ZZ
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

09BQ4ZZ is a billable ICD-10-PCS procedure code for Excision of Right Maxillary Sinus, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 5 MS-DRGs. The root operation Excision involves cutting out or off, without replacement, a portion of a body part.

Code Identity

ICD-10-PCS Code
09BQ4ZZ
Billable Status
Yes — Valid for Submission
Code Describes
Excision of Right Maxillary Sinus, Percutaneous Endoscopic Approach
Parent Code
09B
Short Description
Excision of Right Maxillary Sinus, Perc Endo Approach

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
4BodyPartQMaxillary Sinus, Right
5Approach4Percutaneous Endoscopic
6DeviceZNo Device
7QualifierZNo Qualifier

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for 09BQ4ZZ under the General Equivalence Mappings.

22.62
Approximate match.

Code History

Replaced in the FY 2026 code set by:
  • 09BQ8ZZ — Excision of Right Maxillary Sinus, Endo

Similar Procedure Codes

Questions About 09BQ4ZZ

Is 09BQ4ZZ a billable code?

Yes. 09BQ4ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Excision of Right Maxillary Sinus, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 09BQ4ZZ mean?

09BQ4ZZ 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 Q is the BodyPart (Maxillary Sinus, Right); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).

What MS-DRG does 09BQ4ZZ group to?

On an inpatient stay, Excision of Right Maxillary Sinus, Percutaneous Endoscopic Approach maps to MS-DRGs 135, 136, 515, 516, 517, with relative weights from 1.0153 to 3.1869. The MS-DRG sets the fixed Medicare payment for the stay.

What is the ICD-9-PCS equivalent of 09BQ4ZZ?

Under the General Equivalence Mappings, Excision of Right Maxillary Sinus, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 22.62. The mapping is approximate, so confirm it fits the documentation.