04NR4ZZRelease Right Posterior Tibial Artery, Percutaneous Endoscopic Approach

  • Billable / Specific Code
ICD-10-PCS 04NR4ZZ
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

04NR4ZZ is a billable ICD-10-PCS procedure code for Release Right Posterior Tibial Artery, Percutaneous Endoscopic 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 Release involves freeing a body part from an abnormal physical constraint by cutting or by the use of force.

Code Identity

ICD-10-PCS Code
04NR4ZZ
Billable Status
Yes — Valid for Submission
Code Describes
Release Right Posterior Tibial Artery, Percutaneous Endoscopic Approach
Parent Code
Short Description
Release Right Posterior Tibial Artery, Perc Endo Approach

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
3OperationNRelease
4BodyPartRPosterior Tibial Artery, Right
5Approach4Percutaneous Endoscopic
6DeviceZNo Device
7QualifierZNo Qualifier

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for 04NR4ZZ under the General Equivalence Mappings.

39.91
Approximate match.

Similar Procedure Codes

Questions About 04NR4ZZ

Is 04NR4ZZ a billable code?

Yes. 04NR4ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Release Right Posterior Tibial Artery, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 04NR4ZZ mean?

04NR4ZZ 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 N is the Operation (Release); the 4th character R is the BodyPart (Posterior Tibial Artery, Right); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).

What MS-DRG does 04NR4ZZ group to?

On an inpatient stay, Release Right Posterior Tibial Artery, Percutaneous Endoscopic 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 04NR4ZZ?

Under the General Equivalence Mappings, Release Right Posterior Tibial Artery, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 39.91. The mapping is approximate, so confirm it fits the documentation.