037N4GZDilation of Left External Carotid Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach
- Billable / Specific Code
037N4GZ is a billable ICD-10-PCS procedure code for Dilation of Left External Carotid Artery with Four or More Intraluminal Devices, 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 Dilation involves expanding 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 | 7 | Dilation |
| 4 | BodyPart | N | External Carotid Artery, Left |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | G | Intraluminal Device, Four or More |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 037N4GZ under the General Equivalence Mappings.
Code History
- 037N4DZ — Dilate L Ext Carotid w Intralum Dev, Perc Endo
Similar Procedure Codes
Questions About 037N4GZ
Is 037N4GZ a billable code?
Yes. 037N4GZ is a complete seven-character ICD-10-PCS code, specific enough to report Dilation of Left External Carotid Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 037N4GZ mean?
037N4GZ 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 7 is the Operation (Dilation); the 4th character N is the BodyPart (External Carotid Artery, Left); the 5th character 4 is the Approach (Percutaneous Endoscopic); 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 037N4GZ group to?
On an inpatient stay, Dilation of Left External Carotid Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach maps to MS-DRGs 034, 035, 036, 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 037N4GZ?
Under the General Equivalence Mappings, Dilation of Left External Carotid Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 61, 40, and 63. The mapping is approximate, so confirm it fits the documentation.
