03Q04ZZRepair Right Internal Mammary Artery, Percutaneous Endoscopic Approach
- Billable / Specific Code
03Q04ZZ is a billable ICD-10-PCS procedure code for Repair Right Internal Mammary Artery, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 12 MS-DRGs. The root operation Repair involves restoring, to the extent possible, a body part to its normal anatomic structure and function.
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 | Q | Repair |
| 4 | BodyPart | 0 | Internal Mammary Artery, Right |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | Z | No Device |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 03Q04ZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 03Q04ZZ
Is 03Q04ZZ a billable code?
Yes. 03Q04ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Repair Right Internal Mammary Artery, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 03Q04ZZ mean?
03Q04ZZ 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 Q is the Operation (Repair); the 4th character 0 is the BodyPart (Internal Mammary Artery, Right); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 03Q04ZZ group to?
On an inpatient stay, Repair Right Internal Mammary Artery, Percutaneous Endoscopic Approach maps to MS-DRGs 166, 167, 168, 252, 253, 254, 907, 908, 909, 957, 958, 959, with relative weights from 1.3127 to 7.6199. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 03Q04ZZ?
Under the General Equivalence Mappings, Repair Right Internal Mammary Artery, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 39.31. The mapping is approximate, so confirm it fits the documentation.
