0NJ00ZZInspection of Skull, Open Approach
- Billable / Specific Code
0NJ00ZZ is a billable ICD-10-PCS procedure code for Inspection of Skull, Open Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 14 MS-DRGs. The root operation Inspection involves visually and/or manually exploring a body part.
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 | N | Head and Facial Bones |
| 3 | Operation | J | Inspection |
| 4 | BodyPart | 0 | Skull |
| 5 | Approach | 0 | Open |
| 6 | Device | Z | No Device |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 0NJ00ZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 0NJ00ZZ
Is 0NJ00ZZ a billable code?
Yes. 0NJ00ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Inspection of Skull, Open Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 0NJ00ZZ mean?
0NJ00ZZ breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character N is the Body System (Head and Facial Bones); the 3rd character J is the Operation (Inspection); the 4th character 0 is the BodyPart (Skull); the 5th character 0 is the Approach (Open); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 0NJ00ZZ group to?
On an inpatient stay, Inspection of Skull, Open Approach maps to MS-DRGs 023, 024, 025, 026, 027, 477, 478, 479, 907, 908, 909, 957, 958, 959, with relative weights from 1.3127 to 7.6199. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 0NJ00ZZ?
Under the General Equivalence Mappings, Inspection of Skull, Open Approach crosswalks to ICD-9-PCS 11.9. The mapping is approximate, so confirm it fits the documentation.
