0WHG4YZInsertion of Other Device into Peritoneal Cavity, Percutaneous Endoscopic Approach
- Billable / Specific Code
0WHG4YZ is a billable ICD-10-PCS procedure code for Insertion of Other Device into Peritoneal Cavity, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRGs 356, 357, 358. The root operation Insertion involves putting in a nonbiological appliance that monitors, assists, performs, or prevents a physiological function but does not physically take the place of a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Other peritoneal cavity procedures.
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 | H | Insertion |
| 4 | BodyPart | G | Peritoneal Cavity |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | Y | Other Device |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2026 ICD-10-PCS Alphabetic Index entries lead to this code:
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 0WHG4YZ
Is 0WHG4YZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Insertion of Other Device into Peritoneal Cavity, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 0WHG4YZ 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 H is the Operation (Insertion); the 4th character G is the BodyPart (Peritoneal Cavity); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character Y is the Device (Other Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 0WHG4YZ group to?
On an inpatient stay, Insertion of Other Device into Peritoneal Cavity, Percutaneous Endoscopic Approach maps to MS-DRGs 356, 357, 358, with relative weights from 1.3979 to 4.3928. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 0WHG4YZ?
Under the General Equivalence Mappings, Insertion of Other Device into Peritoneal Cavity, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 54.95 (Incision of peritoneum). The mapping is approximate, so confirm it fits the documentation.
