031L0KJBypass Left Internal Carotid Artery to Right Extracranial Artery with Nonautologous Tissue Substitute, Open Approach

  • Billable / Specific Code
ICD-10-PCS 031L0KJ
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

031L0KJ is a billable ICD-10-PCS procedure code for Bypass Left Internal Carotid Artery to Right Extracranial Artery with Nonautologous Tissue Substitute, Open 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 Bypass involves altering the route of passage of the contents of a tubular body part.

Code Identity

ICD-10-PCS Code
031L0KJ
Billable Status
Yes — Valid for Submission
Code Describes
Bypass Left Internal Carotid Artery to Right Extracranial Artery with Nonautologous Tissue Substitute, Open Approach
Parent Code
Short Description
Bypass L Int Carotid to R Extracran Art w Nonaut Sub, Open

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.

PositionDesignationValueMeaning
1Section0Medical and Surgical
2Body System3Upper Arteries
3Operation1Bypass
4BodyPartLInternal Carotid Artery, Left
5Approach0Open
6DeviceKNonautologous Tissue Substitute
7QualifierJExtracranial Artery, Right

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for 031L0KJ under the General Equivalence Mappings.

39.22
Approximate match.

Code History

Replaces previously assigned code(s):
  • 03QL0ZZ — Repair Left Internal Carotid Artery, Open Approach

Similar Procedure Codes

Questions About 031L0KJ

Is 031L0KJ a billable code?

Yes. 031L0KJ is a complete seven-character ICD-10-PCS code, specific enough to report Bypass Left Internal Carotid Artery to Right Extracranial Artery with Nonautologous Tissue Substitute, Open Approach on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 031L0KJ mean?

031L0KJ 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 L is the BodyPart (Internal Carotid Artery, Left); the 5th character 0 is the Approach (Open); the 6th character K is the Device (Nonautologous Tissue Substitute); the 7th character J is the Qualifier (Extracranial Artery, Right).

What MS-DRG does 031L0KJ group to?

On an inpatient stay, Bypass Left Internal Carotid Artery to Right Extracranial Artery with Nonautologous Tissue Substitute, Open Approach maps to MS-DRGs 037, 038, 039, 252, 253, 254, 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 031L0KJ?

Under the General Equivalence Mappings, Bypass Left Internal Carotid Artery to Right Extracranial Artery with Nonautologous Tissue Substitute, Open Approach crosswalks to ICD-9-PCS 39.22. The mapping is approximate, so confirm it fits the documentation.