02L73ZKOcclusion of Left Atrial Appendage, Percutaneous Approach
- Billable / Specific Code
02L73ZK is a billable ICD-10-PCS procedure code for Occlusion of Left Atrial Appendage, Percutaneous Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRGs 273, 274, 317. The root operation Occlusion involves completely closing an orifice or the lumen of a tubular body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Left atrial appendage 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 | L | Occlusion |
| 4 | BodyPart | 7 | Atrium, Left |
| 5 | Approach | 3 | Percutaneous |
| 6 | Device | Z | No Device |
| 7 | Qualifier | K | Left Atrial Appendage |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code occlusion of the left atrium, open the FY 2027 ICD-10-PCS Alphabetic Index at Occlusion, then the subterms Atrium, Left. The index leads to table 02L, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 02L73ZK.
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 02L73ZK
Is 02L73ZK a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Occlusion of Left Atrial Appendage, Percutaneous Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 02L73ZK 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 L is the Operation (Occlusion); the 4th character 7 is the BodyPart (Atrium, Left); the 5th character 3 is the Approach (Percutaneous); the 6th character Z is the Device (No Device); the 7th character K is the Qualifier (Left Atrial Appendage).
What MS-DRG does 02L73ZK group to?
On an inpatient stay, Occlusion of Left Atrial Appendage, Percutaneous Approach maps to MS-DRGs 273, 274, 317, with relative weights from 3.3320 to 7.0890. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 02L73ZK?
Under the General Equivalence Mappings, Occlusion of Left Atrial Appendage, Percutaneous Approach crosswalks to ICD-9-PCS 37.36 (Excision, destruction, or exclusion of left atrial appendage (LAA)). The mapping is approximate, so confirm it fits the documentation.
