0CWS70ZRevision of Drainage Device in Larynx, Via Natural or Artificial Opening

  • Billable / Specific Code
ICD-10-PCS 0CWS70Z
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

0CWS70Z is a billable ICD-10-PCS procedure code for Revision of Drainage Device in Larynx, Via Natural or Artificial Opening. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRGs 143, 144, 145. The root operation Revision involves correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device.

Code Identity

ICD-10-PCS Code
0CWS70Z
Billable Status
Yes — Valid for Submission
Code Describes
Revision of Drainage Device in Larynx, Via Natural or Artificial Opening
Parent Code
Short Description
Revision of Drainage Device in Larynx, Via Opening

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 SystemCMouth and Throat
3OperationWRevision
4BodyPartSLarynx
5Approach7Via Natural or Artificial Opening
6Device0Drainage Device
7QualifierZNo Qualifier

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for 0CWS70Z under the General Equivalence Mappings.

31.3
Approximate match.

Similar Procedure Codes

Questions About 0CWS70Z

Is 0CWS70Z a billable code?

Yes. 0CWS70Z is a complete seven-character ICD-10-PCS code, specific enough to report Revision of Drainage Device in Larynx, Via Natural or Artificial Opening on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 0CWS70Z mean?

0CWS70Z breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character C is the Body System (Mouth and Throat); the 3rd character W is the Operation (Revision); the 4th character S is the BodyPart (Larynx); the 5th character 7 is the Approach (Via Natural or Artificial Opening); the 6th character 0 is the Device (Drainage Device); the 7th character Z is the Qualifier (No Qualifier).

What MS-DRG does 0CWS70Z group to?

On an inpatient stay, Revision of Drainage Device in Larynx, Via Natural or Artificial Opening maps to MS-DRGs 143, 144, 145, with relative weights from 1.2023 to 3.7466. The MS-DRG sets the fixed Medicare payment for the stay.

What is the ICD-9-PCS equivalent of 0CWS70Z?

Under the General Equivalence Mappings, Revision of Drainage Device in Larynx, Via Natural or Artificial Opening crosswalks to ICD-9-PCS 31.3. The mapping is approximate, so confirm it fits the documentation.