MS-DRG · FY 2026 v43.0
MS-DRG 209 – Complex Aortic Arch Procedures
A Surgical DRG in MDC 05 (Diseases & Disorders of the Circulatory System). Inpatient cases group to DRG 209 when one of the 67 ICD-10-PCS operating-room procedures listed below is reported. Its FY 2026 relative weight is 11.3188 with a geometric mean length of stay of 6.7 days.
Surgical DRG – assigned by operating-room procedure✓ Official CMS v43.0 dataset
11.3188
Relative Weight
6.7
Geometric Mean LOS (days)
10.6
Arithmetic Mean LOS (days)
67
Procedure Codes
How a case is assigned to DRG 209
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 67 codes · 9 categories
67 of 67 shown
02RX Heart and Great Vessels, Replacement8 codes
- 02RX07Z Replacement of Thoracic Aorta, Ascending/Arch with Autologous Tissue Substitute, Open Approach
- 02RX08Z Replacement of Thoracic Aorta, Ascending/Arch with Zooplastic Tissue, Open Approach
- 02RX0JZ Replacement of Thoracic Aorta, Ascending/Arch with Synthetic Substitute, Open Approach
- 02RX0KZ Replacement of Thoracic Aorta, Ascending/Arch with Nonautologous Tissue Substitute, Open Approach
- 02RX47Z Replacement of Thoracic Aorta, Ascending/Arch with Autologous Tissue Substitute, Percutaneous Endoscopic Approach
- 02RX48Z Replacement of Thoracic Aorta, Ascending/Arch with Zooplastic Tissue, Percutaneous Endoscopic Approach
- 02RX4JZ Replacement of Thoracic Aorta, Ascending/Arch with Synthetic Substitute, Percutaneous Endoscopic Approach
- 02RX4KZ Replacement of Thoracic Aorta, Ascending/Arch with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach
02VX Heart and Great Vessels, Restriction1 code
- 02VX3EZ Restriction of Thoracic Aorta, Ascending/Arch with Branched or Fenestrated Intraluminal Device, One or Two Arteries, Percutaneous Approach
0312 Upper Arteries, Bypass10 codes
- 031209K Bypass Innominate Artery to Left Extracranial Artery with Autologous Venous Tissue, Open Approach
- 031209Y Bypass Innominate Artery to Upper Artery with Autologous Venous Tissue, Open Approach
- 03120AK Bypass Innominate Artery to Left Extracranial Artery with Autologous Arterial Tissue, Open Approach
- 03120AY Bypass Innominate Artery to Upper Artery with Autologous Arterial Tissue, Open Approach
- 03120JK Bypass Innominate Artery to Left Extracranial Artery with Synthetic Substitute, Open Approach
- 03120JY Bypass Innominate Artery to Upper Artery with Synthetic Substitute, Open Approach
- 03120KK Bypass Innominate Artery to Left Extracranial Artery with Nonautologous Tissue Substitute, Open Approach
- 03120KY Bypass Innominate Artery to Upper Artery with Nonautologous Tissue Substitute, Open Approach
- 03120ZK Bypass Innominate Artery to Left Extracranial Artery, Open Approach
- 03120ZY Bypass Innominate Artery to Upper Artery, Open Approach
0314 Upper Arteries, Bypass10 codes
- 031409J Bypass Left Subclavian Artery to Right Extracranial Artery with Autologous Venous Tissue, Open Approach
- 031409K Bypass Left Subclavian Artery to Left Extracranial Artery with Autologous Venous Tissue, Open Approach
- 03140AJ Bypass Left Subclavian Artery to Right Extracranial Artery with Autologous Arterial Tissue, Open Approach
- 03140AK Bypass Left Subclavian Artery to Left Extracranial Artery with Autologous Arterial Tissue, Open Approach
- 03140JJ Bypass Left Subclavian Artery to Right Extracranial Artery with Synthetic Substitute, Open Approach
- 03140JK Bypass Left Subclavian Artery to Left Extracranial Artery with Synthetic Substitute, Open Approach
- 03140KJ Bypass Left Subclavian Artery to Right Extracranial Artery with Nonautologous Tissue Substitute, Open Approach
- 03140KK Bypass Left Subclavian Artery to Left Extracranial Artery with Nonautologous Tissue Substitute, Open Approach
- 03140ZJ Bypass Left Subclavian Artery to Right Extracranial Artery, Open Approach
- 03140ZK Bypass Left Subclavian Artery to Left Extracranial Artery, Open Approach
031J Upper Arteries, Bypass15 codes
- 031J09J Bypass Left Common Carotid Artery to Right Extracranial Artery with Autologous Venous Tissue, Open Approach
- 031J09K Bypass Left Common Carotid Artery to Left Extracranial Artery with Autologous Venous Tissue, Open Approach
- 031J09Y Bypass Left Common Carotid Artery to Upper Artery with Autologous Venous Tissue, Open Approach
- 031J0AJ Bypass Left Common Carotid Artery to Right Extracranial Artery with Autologous Arterial Tissue, Open Approach
- 031J0AK Bypass Left Common Carotid Artery to Left Extracranial Artery with Autologous Arterial Tissue, Open Approach
- 031J0AY Bypass Left Common Carotid Artery to Upper Artery with Autologous Arterial Tissue, Open Approach
- 031J0JJ Bypass Left Common Carotid Artery to Right Extracranial Artery with Synthetic Substitute, Open Approach
- 031J0JK Bypass Left Common Carotid Artery to Left Extracranial Artery with Synthetic Substitute, Open Approach
- 031J0JY Bypass Left Common Carotid Artery to Upper Artery with Synthetic Substitute, Open Approach
- 031J0KJ Bypass Left Common Carotid Artery to Right Extracranial Artery with Nonautologous Tissue Substitute, Open Approach
- 031J0KK Bypass Left Common Carotid Artery to Left Extracranial Artery with Nonautologous Tissue Substitute, Open Approach
- 031J0KY Bypass Left Common Carotid Artery to Upper Artery with Nonautologous Tissue Substitute, Open Approach
- 031J0ZJ Bypass Left Common Carotid Artery to Right Extracranial Artery, Open Approach
- 031J0ZK Bypass Left Common Carotid Artery to Left Extracranial Artery, Open Approach
- 031J0ZY Bypass Left Common Carotid Artery to Upper Artery, Open Approach
03L4 Upper Arteries, Occlusion9 codes
- 03L40CZ Occlusion of Left Subclavian Artery with Extraluminal Device, Open Approach
- 03L40DZ Occlusion of Left Subclavian Artery with Intraluminal Device, Open Approach
- 03L40ZZ Occlusion of Left Subclavian Artery, Open Approach
- 03L43CZ Occlusion of Left Subclavian Artery with Extraluminal Device, Percutaneous Approach
- 03L43DZ Occlusion of Left Subclavian Artery with Intraluminal Device, Percutaneous Approach
- 03L43ZZ Occlusion of Left Subclavian Artery, Percutaneous Approach
- 03L44CZ Occlusion of Left Subclavian Artery with Extraluminal Device, Percutaneous Endoscopic Approach
- 03L44DZ Occlusion of Left Subclavian Artery with Intraluminal Device, Percutaneous Endoscopic Approach
- 03L44ZZ Occlusion of Left Subclavian Artery, Percutaneous Endoscopic Approach
03LJ Upper Arteries, Occlusion12 codes
- 03LJ0BZ Occlusion of Left Common Carotid Artery with Bioactive Intraluminal Device, Open Approach
- 03LJ0CZ Occlusion of Left Common Carotid Artery with Extraluminal Device, Open Approach
- 03LJ0DZ Occlusion of Left Common Carotid Artery with Intraluminal Device, Open Approach
- 03LJ0ZZ Occlusion of Left Common Carotid Artery, Open Approach
- 03LJ3BZ Occlusion of Left Common Carotid Artery with Bioactive Intraluminal Device, Percutaneous Approach
- 03LJ3CZ Occlusion of Left Common Carotid Artery with Extraluminal Device, Percutaneous Approach
- 03LJ3DZ Occlusion of Left Common Carotid Artery with Intraluminal Device, Percutaneous Approach
- 03LJ3ZZ Occlusion of Left Common Carotid Artery, Percutaneous Approach
- 03LJ4BZ Occlusion of Left Common Carotid Artery with Bioactive Intraluminal Device, Percutaneous Endoscopic Approach
- 03LJ4CZ Occlusion of Left Common Carotid Artery with Extraluminal Device, Percutaneous Endoscopic Approach
- 03LJ4DZ Occlusion of Left Common Carotid Artery with Intraluminal Device, Percutaneous Endoscopic Approach
- 03LJ4ZZ Occlusion of Left Common Carotid Artery, Percutaneous Endoscopic Approach
X2RX New Technology, Cardiovascular System, Replacement1 code
- X2RX0N7 Replacement of Thoracic Aorta, Arch using Branched Synthetic Substitute with Intraluminal Device, Open Approach, New Technology Group 7
X2VY New Technology, Cardiovascular System, Restriction1 code
- X2VY06B Restriction of Thoracic Aortic Arch and Descending Thoracic Aorta using Uncovered Intraluminal Device with Support Cuff, Open Approach, New Technology Group 11
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 209?
MS-DRG 209 (Complex Aortic Arch Procedures) is a surgical DRG in MDC 05 (Diseases & Disorders of the Circulatory System). Its FY 2026 relative weight is 11.3188 with a geometric mean length of stay of 6.7 days.
How many procedure codes group to DRG 209?
67 ICD-10-PCS operating-room procedure codes group to this DRG.
What is the relative weight of DRG 209?
The FY 2026 relative weight of this DRG is 11.3188, meaning reimbursement of roughly 11.32 times the average Medicare inpatient case. Multiply by a hospital's blended base rate for the approximate payment.
← PreviousDRG 208 – Respiratory System Diagnosis with Ventilator Support <=96Next →DRG 212 – Concomitant Aortic and Mitral Valve Procedures
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.
