02N54ZZRelease Atrial Septum, Percutaneous Endoscopic Approach
- Billable / Specific Code
02N54ZZ is a billable ICD-10-PCS procedure code for Release Atrial Septum, 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 228, 229. The root operation Release involves freeing a body part from an abnormal physical constraint by cutting or by the use of force.
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 | 2 | Heart and Great Vessels |
| 3 | Operation | N | Release |
| 4 | BodyPart | 5 | Atrial Septum |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | Z | No Device |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 02N54ZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 02N54ZZ
Is 02N54ZZ a billable code?
Yes. 02N54ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Release Atrial Septum, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 02N54ZZ mean?
02N54ZZ breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 2 is the Body System (Heart and Great Vessels); the 3rd character N is the Operation (Release); the 4th character 5 is the BodyPart (Atrial Septum); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 02N54ZZ group to?
On an inpatient stay, Release Atrial Septum, Percutaneous Endoscopic Approach maps to MS-DRGs 228, 229, with relative weights from 3.1495 to 4.9474. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 02N54ZZ?
Under the General Equivalence Mappings, Release Atrial Septum, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 35.98. The mapping is approximate, so confirm it fits the documentation.
