0W9B403Drainage of Left Pleural Cavity with Drainage Device, Active Mechanical Clearance, Percutaneous Endoscopic Approach

Medical and Surgical›Anatomical Regions, General›Drainage
ICD-10-PCS 0W9B403
CMS Source: FY 2027 ICD-10-PCS dataset. Effective Oct 1, 2026 – Sep 30, 2027.FacebookXLinkedInPrint

0W9B403 is a billable ICD-10-PCS procedure code for Drainage of Left Pleural Cavity with Drainage Device, Active Mechanical Clearance, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027). The root operation Drainage involves taking or letting out fluids and/or gases from a body part.

Code Identity

ICD-10-PCS Code
0W9B403
Billable Status
Yes — Valid for Submission
Code Describes
Drainage of Left Pleural Cavity with Drainage Device, Active Mechanical Clearance, Percutaneous Endoscopic Approach
Short Description
Drain L Pleural Cav w Drain Dev, Activ Mech Clrnc, Perc Endo
Parent Code
0W9

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 SystemWAnatomical Regions, General
3Operation9Drainage
4BodyPartBPleural Cavity, Left
5Approach4Percutaneous Endoscopic
6Device0Drainage Device
7Qualifier3Active Mechanical Clearance

In the ICD-10-PCS Alphabetic Index

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

Exploratory
Leads to this code's table
Thoracotomy
Leads to this code's table
Thoracentesis
Leads to this code's table
Pleurocentesis
Leads to this code's table
Thoracocentesis
Leads to this code's table
Drainage, Pleural Cavity, Left
Leads to this code's table
PleuraFlow(R) Active Clearance Technology (ACT)(R) System
Leads to this code's table

To code drainage of the left pleural cavity, open the FY 2027 ICD-10-PCS Alphabetic Index at Drainage, then the subterms Pleural Cavity, Left. The index leads to table 0W9, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 0W9B403.

Browse the full ICD-10-PCS Alphabetic Index →

Code History

FY 2027New code, effective October 1, 2026.
Replaces previously assigned code(s):
  • 0W9B40Z — Drainage of L Pleural Cav with Drain Dev, Perc Endo Approach

Similar Procedure Codes

Questions About 0W9B403

Is 0W9B403 a billable code?

Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Left Pleural Cavity with Drainage Device, Active Mechanical Clearance, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2026 through September 30, 2027.

What do the characters in 0W9B403 mean?

The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character W is the Body System (Anatomical Regions, General); the 3rd character 9 is the Operation (Drainage); the 4th character B is the BodyPart (Pleural Cavity, Left); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character 0 is the Device (Drainage Device); the 7th character 3 is the Qualifier (Active Mechanical Clearance).