009F00ZDrainage of Olfactory Nerve with Drainage Device, Open Approach

  • Billable / Specific Code
ICD-10-PCS 009F00Z
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

009F00Z is a billable ICD-10-PCS procedure code for Drainage of Olfactory Nerve with Drainage Device, Open Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRGs 040, 041, 042. The root operation Drainage involves taking or letting out fluids and/or gases from a body part.

Code Identity

ICD-10-PCS Code
009F00Z
Billable Status
Yes — Valid for Submission
Code Describes
Drainage of Olfactory Nerve with Drainage Device, Open Approach
Parent Code
Short Description
Drainage of Olfactory Nerve with Drain Dev, Open 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 System0Central Nervous System and Cranial Nerves
3Operation9Drainage
4BodyPartFOlfactory Nerve
5Approach0Open
6Device0Drainage Device
7QualifierZNo Qualifier

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for 009F00Z under the General Equivalence Mappings.

40.4
Approximate match.

Similar Procedure Codes

Questions About 009F00Z

Is 009F00Z a billable code?

Yes. 009F00Z is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Olfactory Nerve with Drainage Device, Open Approach on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 009F00Z mean?

009F00Z breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 0 is the Body System (Central Nervous System and Cranial Nerves); the 3rd character 9 is the Operation (Drainage); the 4th character F is the BodyPart (Olfactory Nerve); the 5th character 0 is the Approach (Open); the 6th character 0 is the Device (Drainage Device); the 7th character Z is the Qualifier (No Qualifier).

What MS-DRG does 009F00Z group to?

On an inpatient stay, Drainage of Olfactory Nerve with Drainage Device, Open Approach maps to MS-DRGs 040, 041, 042, with relative weights from 1.7277 to 3.8612. The MS-DRG sets the fixed Medicare payment for the stay.

What is the ICD-9-PCS equivalent of 009F00Z?

Under the General Equivalence Mappings, Drainage of Olfactory Nerve with Drainage Device, Open Approach crosswalks to ICD-9-PCS 40.4. The mapping is approximate, so confirm it fits the documentation.