03UN37ZSupplement Left External Carotid Artery with Autologous Tissue Substitute, Percutaneous Approach
- Billable / Specific Code
03UN37Z is a billable ICD-10-PCS procedure code for Supplement Left External Carotid Artery with Autologous Tissue Substitute, Percutaneous Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027).
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 | 3 | Upper Arteries |
| 3 | Operation | U | Supplement |
| 4 | BodyPart | N | External Carotid Artery, Left |
| 5 | Approach | 3 | Percutaneous |
| 6 | Device | 7 | Autologous Tissue Substitute |
| 7 | Qualifier | Z | No Qualifier |
Similar Procedure Codes
Questions About 03UN37Z
Is 03UN37Z a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Supplement Left External Carotid Artery with Autologous Tissue Substitute, Percutaneous Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 03UN37Z mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 3 is the Body System (Upper Arteries); the 3rd character U is the Operation (Supplement); the 4th character N is the BodyPart (External Carotid Artery, 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).
