305 MS-DRG: HYPERTENSION WITHOUT MCC
MS-DRG 305 groups Medicare inpatient hospital stays for: HYPERTENSION WITHOUT MCC. 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 | None |
| Relative Weight | 0.7581 |
| Relative Weight (10% Cap Applied) | 0.7581 |
| Geometric Mean Length of Stay | 2.1 days |
| Arithmetic Mean Length of Stay | 2.6 days |
| Post-Acute Transfer DRG | No |
| Special Pay Transfer DRG | No |
Defining Codes (FY2027)
12 diagnosis codes can drive assignment here: I10, I11.9, I15.0, I15.1, I15.2, I15.8, I15.9, I16.0, I16.1, I16.9, I1A.0, N26.2.
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 305 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 (12)
- I10 — Essential (primary) hypertension[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- I11.9 — Hypertensive heart disease without heart failure[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- I15.0 — Renovascular hypertension[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- I15.1 — Hypertension secondary to other renal disorders[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- I15.2 — Hypertension secondary to endocrine disorders[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- I15.8 — Other secondary hypertension[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- I15.9 — Secondary hypertension, unspecified[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- I16.0 — Hypertensive urgency[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- and 4 more
DRG family
- DRG 304 — HYPERTENSION WITH MCC[DRG family]: “HYPERTENSION WITH MCC — same CMS DRG family (304-305), split by severity.”— CMS MS-DRG Definitions Manual (DRG family 304-305) · 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