031209KBypass Innominate Artery to Left Extracranial Artery with Autologous Venous Tissue, Open Approach
- Billable / Specific Code
031209K is a billable ICD-10-PCS procedure code for Bypass Innominate Artery to Left Extracranial Artery with Autologous Venous Tissue, Open Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRGs 252, 253, 254. The root operation Bypass involves altering the route of passage of the contents 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 | 1 | Bypass |
| 4 | BodyPart | 2 | Innominate Artery |
| 5 | Approach | 0 | Open |
| 6 | Device | 9 | Autologous Venous Tissue |
| 7 | Qualifier | K | Extracranial Artery, Left |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 031209K under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 031209K
Is 031209K a billable code?
Yes. 031209K is a complete seven-character ICD-10-PCS code, specific enough to report Bypass Innominate Artery to Left Extracranial Artery with Autologous Venous Tissue, Open Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 031209K mean?
031209K 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 1 is the Operation (Bypass); the 4th character 2 is the BodyPart (Innominate Artery); the 5th character 0 is the Approach (Open); the 6th character 9 is the Device (Autologous Venous Tissue); the 7th character K is the Qualifier (Extracranial Artery, Left).
What MS-DRG does 031209K group to?
On an inpatient stay, Bypass Innominate Artery to Left Extracranial Artery with Autologous Venous Tissue, Open Approach maps to MS-DRGs 252, 253, 254, with relative weights from 1.7817 to 3.4883. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 031209K?
Under the General Equivalence Mappings, Bypass Innominate Artery to Left Extracranial Artery with Autologous Venous Tissue, Open Approach crosswalks to ICD-9-PCS 39.29. The mapping is approximate, so confirm it fits the documentation.
