02890ZZDivision of Chordae Tendineae, Open Approach
- Billable / Specific Code
02890ZZ is a billable ICD-10-PCS procedure code for Division of Chordae Tendineae, 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 Division involves cutting into a body part, without draining fluids and/or gases from the body part, in order to separate or transect a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Septal repair and other therapeutic heart procedures.
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 | 2 | Heart and Great Vessels |
| 3 | Operation | 8 | Division |
| 4 | BodyPart | 9 | Chordae Tendineae |
| 5 | Approach | 0 | Open |
| 6 | Device | Z | No Device |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
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 028, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 02890ZZ.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 02890ZZ
Is 02890ZZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Division of Chordae Tendineae, Open Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 02890ZZ 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 8 is the Operation (Division); the 4th character 9 is the BodyPart (Chordae Tendineae); 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 02890ZZ group to?
On an inpatient stay, Division of Chordae Tendineae, 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.
What is the ICD-9-PCS equivalent of 02890ZZ?
Under the General Equivalence Mappings, Division of Chordae Tendineae, Open Approach crosswalks to ICD-9-PCS 35.32 (Operations on chordae tendineae). The mapping is approximate, so confirm it fits the documentation.
