0Y9540ZDrainage of Right Inguinal Region with Drainage Device, Percutaneous Endoscopic Approach
- Billable / Specific Code
0Y9540Z is a billable ICD-10-PCS procedure code for Drainage of Right Inguinal Region with Drainage Device, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 23 MS-DRGs. The root operation Drainage involves taking or letting out fluids and/or gases from a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Incision and drainage of musculoskeletal tissue and joints.
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 | Y | Anatomical Regions, Lower Extremities |
| 3 | Operation | 9 | Drainage |
| 4 | BodyPart | 5 | Inguinal Region, Right |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | 0 | Drainage Device |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code drainage of the right inguinal region, open the FY 2027 ICD-10-PCS Alphabetic Index at Drainage, then the subterms Inguinal Region, Right. The index leads to table 0Y9, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 0Y9540Z.
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 0Y9540Z
Is 0Y9540Z a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Right Inguinal Region with Drainage Device, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 0Y9540Z mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character Y is the Body System (Anatomical Regions, Lower Extremities); the 3rd character 9 is the Operation (Drainage); the 4th character 5 is the BodyPart (Inguinal Region, Right); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character 0 is the Device (Drainage Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 0Y9540Z group to?
On an inpatient stay, Drainage of Right Inguinal Region with Drainage Device, Percutaneous Endoscopic Approach maps to MS-DRGs 356, 357, 358, 361, 362, 423, 424, 425, 579, 580, 581, 673, 674, 675, 820, 821, 822, 826, 827, 828, 907, 908, 909, with relative weights from 1.1267 to 6.2454. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 0Y9540Z?
Under the General Equivalence Mappings, Drainage of Right Inguinal Region with Drainage Device, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 54.0 (Incision of abdominal wall). The mapping is approximate, so confirm it fits the documentation.
