041N0KSBypass Left Popliteal Artery to Lower Extremity Vein with Nonautologous Tissue Substitute, Open Approach

  • Billable / Specific Code
ICD-10-PCS 041N0KS
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

041N0KS is a billable ICD-10-PCS procedure code for Bypass Left Popliteal Artery to Lower Extremity Vein 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 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

ICD-10-PCS Code
041N0KS
Billable Status
Yes — Valid for Submission
Code Describes
Bypass Left Popliteal Artery to Lower Extremity Vein with Nonautologous Tissue Substitute, Open Approach
Parent Code
Short Description
Bypass L Popl Art to Low Ex Vein 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 System4Lower Arteries
3Operation1Bypass
4BodyPartNPopliteal Artery, Left
5Approach0Open
6DeviceKNonautologous Tissue Substitute
7QualifierSLower Extremity Vein

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for 041N0KS under the General Equivalence Mappings.

39.29
Approximate match.

Code History

Replaced in the FY 2026 code set by:
  • 041U0KS — Bypass L Peroneal Art to Low Ex Vein w Nonaut Sub, Open
  • 041W0KS — Bypass L Foot Art to Low Ex Vein w Nonaut Sub, Open

Similar Procedure Codes

Questions About 041N0KS

Is 041N0KS a billable code?

Yes. 041N0KS is a complete seven-character ICD-10-PCS code, specific enough to report Bypass Left Popliteal Artery to Lower Extremity Vein with Nonautologous Tissue Substitute, Open Approach on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 041N0KS mean?

041N0KS 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 1 is the Operation (Bypass); the 4th character N is the BodyPart (Popliteal Artery, Left); the 5th character 0 is the Approach (Open); the 6th character K is the Device (Nonautologous Tissue Substitute); the 7th character S is the Qualifier (Lower Extremity Vein).

What MS-DRG does 041N0KS group to?

On an inpatient stay, Bypass Left Popliteal Artery to Lower Extremity Vein with Nonautologous Tissue Substitute, 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 041N0KS?

Under the General Equivalence Mappings, Bypass Left Popliteal Artery to Lower Extremity Vein with Nonautologous Tissue Substitute, Open Approach crosswalks to ICD-9-PCS 39.29. The mapping is approximate, so confirm it fits the documentation.