09SM4ZZReposition Nasal Septum, Percutaneous Endoscopic Approach

  • Billable / Specific Code
ICD-10-PCS 09SM4ZZ
CMS Source: FY 2027 ICD-10-PCS dataset. Effective Oct 1, 2026 – Sep 30, 2027.FacebookXLinkedInPrint

09SM4ZZ is a billable ICD-10-PCS procedure code for Reposition Nasal Septum, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 15 MS-DRGs. The root operation Reposition involves moving to its normal location, or other suitable location, all or a portion of a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under ENT procedures, NEC.

Code Identity

ICD-10-PCS Code
09SM4ZZ
Billable Status
Yes — Valid for Submission
Code Describes
Reposition Nasal Septum, Percutaneous Endoscopic Approach
Short Description
Reposition Nasal Septum, Percutaneous Endoscopic Approach
Same as the full description in the CMS dataset.
Parent Code

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
3OperationSReposition
4BodyPartMNasal Septum
5Approach4Percutaneous 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:

Leads to this code's table
Anatomy or device term that leads here
Anatomy or device term that leads here
Anatomy or device term that leads here
Reposition, Septum, Nasal
Leads to this code's table

To code reposition of the nasal septum, open the FY 2027 ICD-10-PCS Alphabetic Index at Reposition, then the subterms Septum, Nasal. The index leads to table 09S, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 09SM4ZZ.

Browse the full ICD-10-PCS Alphabetic Index →

Clinical Classification (CCSR)

AHRQ groups this procedure code into these clinical categories.

ENT017
ENT procedures, NEC
Clinical domain: Ear, Nose, and Throat Procedures

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.

21.88
Other septoplasty
Approximate match.

Similar Procedure Codes

Questions About 09SM4ZZ

Is 09SM4ZZ a billable code?

Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Reposition Nasal Septum, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2026 through September 30, 2027.

What do the characters in 09SM4ZZ 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 S is the Operation (Reposition); the 4th character M is the BodyPart (Nasal Septum); 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 09SM4ZZ group to?

On an inpatient stay, Reposition Nasal Septum, Percutaneous Endoscopic Approach maps to MS-DRGs 143, 144, 145, 515, 516, 517, 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 09SM4ZZ?

Under the General Equivalence Mappings, Reposition Nasal Septum, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 21.88 (Other septoplasty). The mapping is approximate, so confirm it fits the documentation.