037437ZDilation of Left Subclavian Artery with Four or More Drug-eluting Intraluminal Devices, Percutaneous Approach
- Billable / Specific Code
037437Z is a billable ICD-10-PCS procedure code for Dilation of Left Subclavian Artery with Four or More Drug-eluting 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.
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 | 4 | Subclavian Artery, Left |
| 5 | Approach | 3 | Percutaneous |
| 6 | Device | 7 | Intraluminal Device, Drug-eluting, Four or More |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 037437Z under the General Equivalence Mappings.
Code History
- 037434Z — Dilate of L Subclav Art with Drug-elut Intra, Perc Approach
Similar Procedure Codes
Questions About 037437Z
Is 037437Z a billable code?
Yes. 037437Z is a complete seven-character ICD-10-PCS code, specific enough to report Dilation of Left Subclavian Artery with Four or More Drug-eluting Intraluminal Devices, Percutaneous Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 037437Z mean?
037437Z 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 4 is the BodyPart (Subclavian Artery, Left); the 5th character 3 is the Approach (Percutaneous); the 6th character 7 is the Device (Intraluminal Device, Drug-eluting, Four or More); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 037437Z group to?
On an inpatient stay, Dilation of Left Subclavian Artery with Four or More Drug-eluting 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.
What is the ICD-9-PCS equivalent of 037437Z?
Under the General Equivalence Mappings, Dilation of Left Subclavian Artery with Four or More Drug-eluting Intraluminal Devices, Percutaneous Approach crosswalks to ICD-9-PCS 39.50, 40, and 55. The mapping is approximate, so confirm it fits the documentation.
