593 MS-DRG: SKIN ULCERS WITH CC
MS-DRG 593 groups Medicare inpatient hospital stays for: SKIN ULCERS WITH CC. This is a medical MS-DRG. It falls under MDC 09 (Diseases and Disorders of the Skin, Subcutaneous Tissue and Breast).
Payment & Classification Data
Official CMS values from the FY2027 IPPS Final Rule Table 5.
| Major Diagnostic Category | MDC 09 — Diseases and Disorders of the Skin, Subcutaneous Tissue and Breast |
| DRG Type | Medical |
| Severity Level | CC |
| Relative Weight | 1.1575 |
| Relative Weight (10% Cap Applied) | 1.1575 |
| Geometric Mean Length of Stay | 4.2 days |
| Arithmetic Mean Length of Stay | 5.4 days |
| Post-Acute Transfer DRG | Yes |
| Special Pay Transfer DRG | No |
Defining Codes (FY2027)
479 diagnosis codes can drive assignment here: L89.000, L89.001, L89.002, L89.003, L89.004, L89.006, L89.009, L89.010, L89.011, L89.012, L89.013, L89.014 and 467 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 593 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 09 — Diseases and Disorders of the Skin, Subcutaneous Tissue and Breast[MDC]— CMS MS-DRG Definitions Manual · FY2027
Defining diagnoses (479)
- L89.000 — Pressure ulcer of unspecified elbow, unstageable[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- L89.001 — Pressure ulcer of unspecified elbow, stage 1[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- L89.002 — Pressure ulcer of unspecified elbow, stage 2[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- L89.003 — Pressure ulcer of unspecified elbow, stage 3[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- L89.004 — Pressure ulcer of unspecified elbow, stage 4[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- L89.006 — Pressure-induced deep tissue damage of unspecified elbow[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- L89.009 — Pressure ulcer of unspecified elbow, unspecified stage[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- L89.010 — Pressure ulcer of right elbow, unstageable[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- and 471 more
DRG family
- DRG 592 — SKIN ULCERS WITH MCC[DRG family]: “SKIN ULCERS WITH MCC — same CMS DRG family (592-594), split by severity.”— CMS MS-DRG Definitions Manual (DRG family 592-594) · FY2027
- DRG 594 — SKIN ULCERS WITHOUT CC/MCC[DRG family]: “SKIN ULCERS WITHOUT CC/MCC — same CMS DRG family (592-594), split by severity.”— CMS MS-DRG Definitions Manual (DRG family 592-594) · 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 · 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 28, 2026 · All releases and sources