361 MS-DRG: OTHER CIRCULATORY SYSTEM O.R. PROCEDURES WITH MCC
MS-DRG 361 groups Medicare inpatient hospital stays for: OTHER CIRCULATORY SYSTEM O.R. PROCEDURES WITH MCC. This is a surgical MS-DRG. It falls under MDC 05 (Diseases and Disorders of the Circulatory System).
Payment & Classification Data
Official CMS values from the FY2027 IPPS Final Rule Table 5.
| Major Diagnostic Category | MDC 05 — Diseases and Disorders of the Circulatory System |
| DRG Type | Surgical |
| Severity Level | MCC |
| Relative Weight | 3.7576 |
| Relative Weight (10% Cap Applied) | 3.7576 |
| Geometric Mean Length of Stay | 7.6 days |
| Arithmetic Mean Length of Stay | 10.9 days |
| Post-Acute Transfer DRG | Yes |
| Special Pay Transfer DRG | Yes |
Surgical Precedence (FY2027)
Within MDC 05, this DRG ranks 34 of 34 in CMS's surgical-class precedence order. When a claim qualifies for more than one surgical DRG in this MDC, the highest-ranked class applies.
- 1. Complex Aortic Arch Procedures (DRGs 209)
- 2. Concomitant Aortic and Mitral Valve Procedures (DRGs 212)
- 3. Other Heart Assist System Implant (DRGs 215)
- 4. Cardiac Valve and Other Major Cardiothoracic Procedures with Cardiac Catheterization (DRGs 216-218)
- 5. Coronary Bypass with PTCA (DRGs 231-232)
- 6. Cardiac Defibrillator Implant with Cardiac Catheterization (DRGs 275)
- 7. Concomitant Left Atrial Appendage Closure and Cardiac Ablation (DRGs 317)
- 8. Cardiac Valve and Other Major Cardiothoracic Procedures without Cardiac Catheterization (DRGs 219-221)
- 9. Coronary Bypass with Cardiac Catheterization or Open Ablation (DRGs 233-234)
- 10. Endovascular Abdominal Aorta with Iliac Branch Procedures (DRGs 213)
- 11. Cardiac Defibrillator Implant (DRGs 276-277)
- 12. Endovascular Cardiac Valve Replacement and Supplement Procedures (DRGs 266-267)
- 13. Aortic and Heart Assist Procedures Except Pulsation Balloon (DRGs 268-269)
- 14. Coronary Bypass without Cardiac Catheterization (DRGs 235-236)
- 15. AICD Generator Procedures (DRGs 245)
- 16. Ultrasound Accelerated and Other Thrombolysis of Peripheral Vascular Structures (DRGs 278-279)
- 17. Other Major Cardiovascular Procedures (DRGs 270-272)
- 18. Other Cardiothoracic Procedures (DRGs 228-229)
- 19. Coronary Intravascular Lithotripsy with Intraluminal Device (DRGs 323-324)
- 20. Other Endovascular Cardiac Valve Procedures (DRGs 319-320)
- 21. Amputation for Circulatory System Disorders Except Upper Limb and Toe (DRGs 239-241)
- 22. Percutaneous and Other Intracardiac Procedures (DRGs 273-274)
- 23. Coronary Intravascular Lithotripsy without Intraluminal Device (DRGs 325)
- 24. Vein Ligation and Stripping (DRGs 263)
- 25. AICD Lead Procedures (DRGs 265)
- 26. Other Vascular Procedures (DRGs 252-254)
- 27. Percutaneous Coronary Atherectomy with Intraluminal Device (DRGs 359-360)
- 28. Percutaneous Coronary Atherectomy without Intraluminal Device (DRGs 318)
- 29. Permanent Cardiac Pacemaker Implant (DRGs 242-244)
- 30. Cardiac Pacemaker Revision or Device Replacement (DRGs 210-211)
- 31. Percutaneous Cardiovascular Procedures with Intraluminal Device (DRGs 321-322)
- 32. Upper Limb and Toe Amputation for Circulatory System Disorders (DRGs 255-257)
- 33. Percutaneous Cardiovascular Procedures without Intraluminal Device (DRGs 250-251)
- 34. Other Circulatory System O.R. Procedures (DRGs 361-362) — this DRG
From the CMS MS-DRG Definitions Manual, Appendix D. Actual DRG assignment depends on the complete claim.
Contextual Map
Every relationship of 361 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
Major Diagnostic Category
- MDC 05 — Diseases and Disorders of the Circulatory System[MDC]— CMS MS-DRG Definitions Manual
DRG family
- DRG 362 — OTHER CIRCULATORY SYSTEM O.R. PROCEDURES WITHOUT MCC[DRG family]: “OTHER CIRCULATORY SYSTEM O.R. PROCEDURES WITHOUT MCC — same CMS DRG family (361-362), split by severity.”— CMS MS-DRG Definitions Manual (DRG family 361-362)
Read from: CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44. All data sources · How to read the labels · How MedCoder verifies its implementation
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 20, 2026 · All releases and sources