315 MS-DRG: OTHER CIRCULATORY SYSTEM DIAGNOSES WITH CC
MS-DRG 315 groups Medicare inpatient hospital stays for: OTHER CIRCULATORY SYSTEM DIAGNOSES WITH CC. This is a medical 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 | Medical |
| Severity Level | CC |
| Relative Weight | 0.9508 |
| Relative Weight (10% Cap Applied) | 0.9508 |
| Geometric Mean Length of Stay | 2.6 days |
| Arithmetic Mean Length of Stay | 3.3 days |
| Post-Acute Transfer DRG | Yes |
| Special Pay Transfer DRG | No |
Defining Codes (FY2027)
260 diagnosis codes can drive assignment here: A36.81, A39.50, A39.52, A39.53, A52.00, A52.04, A52.05, A52.06, A52.09, A54.83, B33.20, B33.22 and 248 more.
From the CMS MS-DRG Definitions Manual (Appendices B and E). Assignment also depends on severity, discharge status and the rest of the claim.
Contextual Map
Every relationship of 315 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 · FY2027
Defining diagnoses (260)
- A36.81 — Diphtheritic cardiomyopathy[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- A39.50 — Meningococcal carditis, unspecified[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- A39.52 — Meningococcal myocarditis[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- A39.53 — Meningococcal pericarditis[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- A52.00 — Cardiovascular syphilis, unspecified[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- A52.04 — Syphilitic cerebral arteritis[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- A52.05 — Other cerebrovascular syphilis[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- A52.06 — Other syphilitic heart involvement[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- and 252 more
DRG family
- DRG 314 — OTHER CIRCULATORY SYSTEM DIAGNOSES WITH MCC[DRG family]: “OTHER CIRCULATORY SYSTEM DIAGNOSES WITH MCC — same CMS DRG family (314-316), split by severity.”— CMS MS-DRG Definitions Manual (DRG family 314-316) · FY2027
- DRG 316 — OTHER CIRCULATORY SYSTEM DIAGNOSES WITHOUT CC/MCC[DRG family]: “OTHER CIRCULATORY SYSTEM DIAGNOSES WITHOUT CC/MCC — same CMS DRG family (314-316), split by severity.”— CMS MS-DRG Definitions Manual (DRG family 314-316) · FY2027
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