0NU437ZSupplement Left Parietal Bone with Autologous Tissue Substitute, Percutaneous Approach
- Billable / Specific Code
0NU437Z is a billable ICD-10-PCS procedure code for Supplement Left Parietal Bone with Autologous Tissue Substitute, Percutaneous Approach. 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 Supplement involves putting in or on biological or synthetic material that physically reinforces and/or augments the function of a portion of 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 | U | Supplement |
| 4 | BodyPart | 4 | Parietal Bone, Left |
| 5 | Approach | 3 | Percutaneous |
| 6 | Device | 7 | Autologous Tissue Substitute |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 0NU437Z under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 0NU437Z
Is 0NU437Z a billable code?
Yes. 0NU437Z is a complete seven-character ICD-10-PCS code, specific enough to report Supplement Left Parietal Bone with Autologous Tissue Substitute, Percutaneous Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 0NU437Z mean?
0NU437Z 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 U is the Operation (Supplement); the 4th character 4 is the BodyPart (Parietal Bone, Left); the 5th character 3 is the Approach (Percutaneous); the 6th character 7 is the Device (Autologous Tissue Substitute); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 0NU437Z group to?
On an inpatient stay, Supplement Left Parietal Bone with Autologous Tissue Substitute, Percutaneous Approach maps to MS-DRGs 023, 024, 025, 026, 027, 143, 144, 145, 515, 516, 517, with relative weights from 1.2023 to 5.7303. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 0NU437Z?
Under the General Equivalence Mappings, Supplement Left Parietal Bone with Autologous Tissue Substitute, Percutaneous Approach crosswalks to ICD-9-PCS 20.4. The mapping is approximate, so confirm it fits the documentation.
