00N04ZZRelease Brain, Percutaneous Endoscopic Approach
- Billable / Specific Code
00N04ZZ is a billable ICD-10-PCS procedure code for Release Brain, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 17 MS-DRGs. 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 | 0 | Central Nervous System and Cranial Nerves |
| 3 | Operation | N | Release |
| 4 | BodyPart | 0 | Brain |
| 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 00N04ZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 00N04ZZ
Is 00N04ZZ a billable code?
Yes. 00N04ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Release Brain, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 00N04ZZ mean?
00N04ZZ breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 0 is the Body System (Central Nervous System and Cranial Nerves); the 3rd character N is the Operation (Release); the 4th character 0 is the BodyPart (Brain); 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 00N04ZZ group to?
On an inpatient stay, Release Brain, Percutaneous Endoscopic Approach maps to MS-DRGs 023, 024, 025, 026, 027, 820, 821, 822, 826, 827, 828, 907, 908, 909, 957, 958, 959, with relative weights from 1.2040 to 7.6199. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 00N04ZZ?
Under the General Equivalence Mappings, Release Brain, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 29.1. The mapping is approximate, so confirm it fits the documentation.
