0WW1X0ZRevision of Drainage Device in Cranial Cavity, External Approach
- Billable / Specific Code
0WW1X0Z is a billable ICD-10-PCS procedure code for Revision of Drainage Device in Cranial Cavity, External Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). 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
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.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | 0 | Medical and Surgical |
| 2 | Body System | W | Anatomical Regions, General |
| 3 | Operation | W | Revision |
| 4 | BodyPart | 1 | Cranial Cavity |
| 5 | Approach | X | External |
| 6 | Device | 0 | Drainage Device |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 0WW1X0Z under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 0WW1X0Z
Is 0WW1X0Z a billable code?
Yes. 0WW1X0Z is a complete seven-character ICD-10-PCS code, specific enough to report Revision of Drainage Device in Cranial Cavity, External Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 0WW1X0Z mean?
0WW1X0Z 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 W is the Operation (Revision); the 4th character 1 is the BodyPart (Cranial Cavity); the 5th character X is the Approach (External); the 6th character 0 is the Device (Drainage Device); the 7th character Z is the Qualifier (No Qualifier).
What is the ICD-9-PCS equivalent of 0WW1X0Z?
Under the General Equivalence Mappings, Revision of Drainage Device in Cranial Cavity, External Approach crosswalks to ICD-9-PCS 99.99. The mapping is approximate, so confirm it fits the documentation.
