03L03DZOcclusion of Right Internal Mammary Artery with Intraluminal Device, Percutaneous Approach
- Billable / Specific Code
03L03DZ is a billable ICD-10-PCS procedure code for Occlusion of Right Internal Mammary Artery with Intraluminal Device, Percutaneous Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 6 MS-DRGs. The root operation Occlusion involves completely closing an orifice or the lumen of a tubular 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 | 3 | Upper Arteries |
| 3 | Operation | L | Occlusion |
| 4 | BodyPart | 0 | Internal Mammary Artery, Right |
| 5 | Approach | 3 | Percutaneous |
| 6 | Device | D | Intraluminal Device |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 03L03DZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 03L03DZ
Is 03L03DZ a billable code?
Yes. 03L03DZ is a complete seven-character ICD-10-PCS code, specific enough to report Occlusion of Right Internal Mammary Artery with Intraluminal Device, Percutaneous Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 03L03DZ mean?
03L03DZ 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 0 is the BodyPart (Internal Mammary Artery, Right); the 5th character 3 is the Approach (Percutaneous); the 6th character D is the Device (Intraluminal Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 03L03DZ group to?
On an inpatient stay, Occlusion of Right Internal Mammary Artery with Intraluminal Device, Percutaneous Approach maps to MS-DRGs 270, 271, 272, 907, 908, 909, with relative weights from 1.3127 to 5.2763. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 03L03DZ?
Under the General Equivalence Mappings, Occlusion of Right Internal Mammary Artery with Intraluminal Device, Percutaneous Approach crosswalks to ICD-9-PCS 38.85. The mapping is approximate, so confirm it fits the documentation.
