03LY0ZZOcclusion of Upper Artery, Open Approach
- Billable / Specific Code
03LY0ZZ is a billable ICD-10-PCS procedure code for Occlusion of Upper Artery, Open Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 9 MS-DRGs. The root operation Occlusion involves completely closing an orifice or the lumen of a tubular body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Ligation and embolization of vessels.
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 | L | Occlusion |
| 4 | BodyPart | Y | Upper Artery |
| 5 | Approach | 0 | Open |
| 6 | Device | Z | No Device |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code occlusion of the upper artery, open the FY 2027 ICD-10-PCS Alphabetic Index at Occlusion, then the subterms Artery, Upper. The index leads to table 03L, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 03LY0ZZ.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 03LY0ZZ
Is 03LY0ZZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Occlusion of Upper Artery, Open Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 03LY0ZZ 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 L is the Operation (Occlusion); the 4th character Y is the BodyPart (Upper Artery); 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 03LY0ZZ group to?
On an inpatient stay, Occlusion of Upper Artery, Open Approach maps to MS-DRGs 252, 253, 254, 907, 908, 909, 957, 958, 959, with relative weights from 1.3810 to 7.5502. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 03LY0ZZ?
Under the General Equivalence Mappings, Occlusion of Upper Artery, Open Approach crosswalks to ICD-9-PCS 38.80 (Other surgical occlusion of vessels, unspecified site). The mapping is approximate, so confirm it fits the documentation.
