04773GZDilation of Left Colic Artery with Four or More Intraluminal Devices, Percutaneous Approach
- Billable / Specific Code
04773GZ is a billable ICD-10-PCS procedure code for Dilation of Left Colic Artery with Four or More Intraluminal Devices, Percutaneous Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 33 MS-DRGs. The root operation Dilation involves expanding an orifice or the lumen of a tubular body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Angioplasty and related vessel procedures (endovascular; excluding carotid).
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 | 4 | Lower Arteries |
| 3 | Operation | 7 | Dilation |
| 4 | BodyPart | 7 | Colic Artery, Left |
| 5 | Approach | 3 | Percutaneous |
| 6 | Device | G | Intraluminal Device, Four or More |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2026 ICD-10-PCS Alphabetic Index entries lead to this code:
To code dilation of the left colic artery, open the FY 2026 ICD-10-PCS Alphabetic Index at Dilation, then the subterms Artery, Colic, Left. The index leads to table 047, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 04773GZ.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Code History
- 04773DZ — Dilation of L Colic Art with Intralum Dev, Perc Approach
Similar Procedure Codes
Questions About 04773GZ
Is 04773GZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Dilation of Left Colic Artery with Four or More Intraluminal Devices, Percutaneous Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 04773GZ mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 4 is the Body System (Lower Arteries); the 3rd character 7 is the Operation (Dilation); the 4th character 7 is the BodyPart (Colic Artery, Left); the 5th character 3 is the Approach (Percutaneous); the 6th character G is the Device (Intraluminal Device, Four or More); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 04773GZ group to?
On an inpatient stay, Dilation of Left Colic Artery with Four or More Intraluminal Devices, Percutaneous Approach maps to MS-DRGs 037, 038, 039, 166, 167, 168, 252, 253, 254, 356, 357, 358, 423, 424, 425, 515, 516, 517, 579, 580, 581, 628, 629, 630, 673, 674, 675, 907, 908, 909, 957, 958, 959, with relative weights from 1.1755 to 7.6199. The MS-DRG sets the fixed Medicare payment for the stay.
