02N00ZZRelease Coronary Artery, One Artery, Open Approach

Medical and Surgical›Heart and Great Vessels›Release
  • Billable / Specific Code
ICD-10-PCS 02N00ZZ
CMS Source: FY 2027 ICD-10-PCS dataset. Effective Oct 1, 2026 – Sep 30, 2027.FacebookXLinkedInPrint

02N00ZZ is a billable ICD-10-PCS procedure code for Release Coronary Artery, One Artery, Open Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRGs 228, 229. The root operation Release involves freeing a body part from an abnormal physical constraint by cutting or by the use of force. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Other coronary artery procedures (excluding CABG and PCI).

Code Identity

ICD-10-PCS Code
02N00ZZ
Billable Status
Yes — Valid for Submission
Code Describes
Release Coronary Artery, One Artery, Open Approach
Short Description
Release Coronary Artery, One Artery, Open Approach
Same as the full description in the CMS dataset.
Parent Code
02N

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 System2Heart and Great Vessels
3OperationNRelease
4BodyPart0Coronary Artery, One Artery
5Approach0Open
6DeviceZNo Device
7QualifierZNo Qualifier

In the ICD-10-PCS Alphabetic Index

These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:

Cardiolysis
Leads to this code's table
Valvotomy, valvulotomy
Leads to this code's table
Myocardial Bridge Release
Leads to this code's table
Release, Myocardial Bridge
Leads to this code's table
Release, Artery, Coronary, One Artery
Leads to this code's table

To code valvotomy of the valvulotomy, open the FY 2027 ICD-10-PCS Alphabetic Index at Valvotomy, then the subterm valvulotomy. The index leads to table 02N, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 02N00ZZ.

Browse the full ICD-10-PCS Alphabetic Index →

Clinical Classification (CCSR)

AHRQ groups this procedure code into these clinical categories.

CAR005
Other coronary artery procedures (excluding CABG and PCI)
Clinical domain: Cardiovascular Procedures

Code History

Replaces previously assigned code(s):
  • 02Q00ZZ — Repair Coronary Artery, One Artery, Open Approach

Similar Procedure Codes

Questions About 02N00ZZ

Is 02N00ZZ a billable code?

Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Release Coronary Artery, One Artery, Open Approach on inpatient claims from October 1, 2026 through September 30, 2027.

What do the characters in 02N00ZZ mean?

The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 2 is the Body System (Heart and Great Vessels); the 3rd character N is the Operation (Release); the 4th character 0 is the BodyPart (Coronary Artery, One Artery); the 5th character 0 is the Approach (Open); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).

What MS-DRG does 02N00ZZ group to?

On an inpatient stay, Release Coronary Artery, One Artery, Open Approach maps to MS-DRGs 228, 229, with relative weights from 3.4404 to 4.9660. The MS-DRG sets the fixed Medicare payment for the stay.