MS-DRG · FY 2026 v43.0

MS-DRG 317 – Concomitant Left Atrial Appendage Closure and Cardiac Ablation

A Surgical DRG in MDC 05 (Diseases & Disorders of the Circulatory System). Inpatient cases group to DRG 317 when one of the 34 ICD-10-PCS operating-room procedures listed below is reported. Its FY 2026 relative weight is 6.6865 with a geometric mean length of stay of 5.1 days.

Surgical DRG – assigned by operating-room procedure✓ Official CMS v43.0 dataset
6.6865
Relative Weight
5.1
Geometric Mean LOS (days)
7.1
Arithmetic Mean LOS (days)
34
Procedure Codes
How a case is assigned to DRG 317

The grouper first assigns the case to MDC 05 from the principal diagnosis, then matches a qualifying operating-room procedure from the ICD-10-PCS list below (this is a Surgical DRG).

ICD-10-PCS

Procedure Codes 34 codes · 8 categories

34 of 34 shown
0254 Heart and Great Vessels, Destruction3 codes
  • 02540ZZ Destruction of Coronary Vein, Open Approach
  • 02543ZZ Destruction of Coronary Vein, Percutaneous Approach
  • 02544ZZ Destruction of Coronary Vein, Percutaneous Endoscopic Approach
0255 Heart and Great Vessels, Destruction3 codes
  • 02550ZZ Destruction of Atrial Septum, Open Approach
  • 02553ZZ Destruction of Atrial Septum, Percutaneous Approach
  • 02554ZZ Destruction of Atrial Septum, Percutaneous Endoscopic Approach
0256 Heart and Great Vessels, Destruction3 codes
  • 02560ZZ Destruction of Right Atrium, Open Approach
  • 02563ZZ Destruction of Right Atrium, Percutaneous Approach
  • 02564ZZ Destruction of Right Atrium, Percutaneous Endoscopic Approach
0257 Heart and Great Vessels, Destruction6 codes
  • 02570ZK Destruction of Left Atrial Appendage, Open Approach
  • 02570ZZ Destruction of Left Atrium, Open Approach
  • 02573ZK Destruction of Left Atrial Appendage, Percutaneous Approach
  • 02573ZZ Destruction of Left Atrium, Percutaneous Approach
  • 02574ZK Destruction of Left Atrial Appendage, Percutaneous Endoscopic Approach
  • 02574ZZ Destruction of Left Atrium, Percutaneous Endoscopic Approach
0258 Heart and Great Vessels, Destruction4 codes
  • 02580ZZ Destruction of Conduction Mechanism, Open Approach
  • 02583ZF Destruction of Conduction Mechanism using Irreversible Electroporation, Percutaneous Approach
  • 02583ZZ Destruction of Conduction Mechanism, Percutaneous Approach
  • 02584ZZ Destruction of Conduction Mechanism, Percutaneous Endoscopic Approach
025S Heart and Great Vessels, Destruction3 codes
  • 025S0ZZ Destruction of Right Pulmonary Vein, Open Approach
  • 025S3ZZ Destruction of Right Pulmonary Vein, Percutaneous Approach
  • 025S4ZZ Destruction of Right Pulmonary Vein, Percutaneous Endoscopic Approach
025T Heart and Great Vessels, Destruction3 codes
  • 025T0ZZ Destruction of Left Pulmonary Vein, Open Approach
  • 025T3ZZ Destruction of Left Pulmonary Vein, Percutaneous Approach
  • 025T4ZZ Destruction of Left Pulmonary Vein, Percutaneous Endoscopic Approach
02L7 Heart and Great Vessels, Occlusion9 codes
  • 02L70CK Occlusion of Left Atrial Appendage with Extraluminal Device, Open Approach
  • 02L70DK Occlusion of Left Atrial Appendage with Intraluminal Device, Open Approach
  • 02L70ZK Occlusion of Left Atrial Appendage, Open Approach
  • 02L73CK Occlusion of Left Atrial Appendage with Extraluminal Device, Percutaneous Approach
  • 02L73DK Occlusion of Left Atrial Appendage with Intraluminal Device, Percutaneous Approach
  • 02L73ZK Occlusion of Left Atrial Appendage, Percutaneous Approach
  • 02L74CK Occlusion of Left Atrial Appendage with Extraluminal Device, Percutaneous Endoscopic Approach
  • 02L74DK Occlusion of Left Atrial Appendage with Intraluminal Device, Percutaneous Endoscopic Approach
  • 02L74ZK Occlusion of Left Atrial Appendage, Percutaneous Endoscopic Approach
ICD-10-CM

Qualifying Diagnosis Codes

Diagnosis codes do not drive assignment for this DRG. Cases group here from the ICD-10-PCS procedure list below.

Frequently Asked Questions

What is MS-DRG 317?

MS-DRG 317 (Concomitant Left Atrial Appendage Closure and Cardiac Ablation) is a surgical DRG in MDC 05 (Diseases & Disorders of the Circulatory System). Its FY 2026 relative weight is 6.6865 with a geometric mean length of stay of 5.1 days.

How many procedure codes group to DRG 317?

34 ICD-10-PCS operating-room procedure codes group to this DRG.

What is the relative weight of DRG 317?

The FY 2026 relative weight of this DRG is 6.6865, meaning reimbursement of roughly 6.69 times the average Medicare inpatient case. Multiply by a hospital's blended base rate for the approximate payment.

← PreviousDRG 316 – Other Circulatory System Diagnoses without CC/MCC
Source: CMS ICD-10 MS-DRG v43.0 Definitions Manual and the FY 2026 IPPS Final Rule (Table 5), effective October 1, 2025 through September 30, 2026. We publish the DRG assignments as CMS defines them and add the navigation, search, and code links.