0N943ZXDrainage of Left Parietal Bone, Percutaneous Approach, Diagnostic
- Billable / Specific Code
0N943ZX is a billable ICD-10-PCS procedure code for Drainage of Left Parietal Bone, Percutaneous Approach, Diagnostic. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 11 MS-DRGs. The root operation Drainage involves taking or letting out fluids and/or gases from 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 | 9 | Drainage |
| 4 | BodyPart | 4 | Parietal Bone, Left |
| 5 | Approach | 3 | Percutaneous |
| 6 | Device | Z | No Device |
| 7 | Qualifier | X | Diagnostic |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 0N943ZX under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 0N943ZX
Is 0N943ZX a billable code?
Yes. 0N943ZX is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Left Parietal Bone, Percutaneous Approach, Diagnostic on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 0N943ZX mean?
0N943ZX 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 9 is the Operation (Drainage); the 4th character 4 is the BodyPart (Parietal Bone, Left); the 5th character 3 is the Approach (Percutaneous); the 6th character Z is the Device (No Device); the 7th character X is the Qualifier (Diagnostic).
What MS-DRG does 0N943ZX group to?
On an inpatient stay, Drainage of Left Parietal Bone, Percutaneous Approach, Diagnostic maps to MS-DRGs 023, 024, 025, 026, 027, 477, 478, 479, 628, 629, 630, with relative weights from 1.4595 to 5.7303. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 0N943ZX?
Under the General Equivalence Mappings, Drainage of Left Parietal Bone, Percutaneous Approach, Diagnostic crosswalks to ICD-9-PCS 11.5. The mapping is approximate, so confirm it fits the documentation.
