334 MS-DRG: RECTAL RESECTION WITHOUT CC/MCC
MS-DRG 334 groups Medicare inpatient hospital stays for: RECTAL RESECTION WITHOUT CC/MCC. This is a surgical MS-DRG. It falls under MDC 06 (Diseases and Disorders of the Digestive System).
Payment & Classification Data
Official CMS values from the current fiscal year's IPPS Final Rule.
| Major Diagnostic Category | MDC 06 — Diseases and Disorders of the Digestive System |
| DRG Type | Surgical |
| Severity Level | None |
| Relative Weight | 1.6379 |
| Relative Weight (10% Cap Applied) | 1.6379 |
| Geometric Mean Length of Stay | 2.2 days |
| Arithmetic Mean Length of Stay | 2.6 days |
| Post-Acute Transfer DRG | Yes |
| Special Pay Transfer DRG | No |
Defining Codes (FY2026)
19 procedure codes appear in its surgical logic (Rectal Resection: 19): 0DBP0ZZ, 0DBP4ZZ, 0DHQ0LZ, 0DHQ3LZ, 0DHQ4LZ, 0DPQ0LZ, 0DPQ3LZ, 0DPQ4LZ, 0DPQ7LZ, 0DPQ8LZ, 0DTP0ZZ, 0DTP4ZZ and 7 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.
Surgical Precedence (FY2026)
Within MDC 06, this DRG ranks 3 of 9 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. Stomach, Esophageal and Duodenal Procedures (DRGs 326-328)
- 2. Major Small and Large Bowel Procedures (DRGs 329-331)
- 3. Rectal Resection (DRGs 332-334) — this DRG
- 4. Peritoneal Adhesiolysis (DRGs 335-337)
- 5. Appendix Procedures (DRGs 397-399)
- 6. Minor Small and Large Bowel Procedures (DRGs 344-346)
- 7. Anal and Stomal Procedures (DRGs 347-349)
- 8. Hernia Procedures (DRGs 350-355)
- 9. Other Digestive System O.R. Procedures (DRGs 356-358)
From the CMS MS-DRG Definitions Manual, Appendix D. Actual DRG assignment depends on the complete claim.
Contextual Map
Every relationship of 334 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 06 — Diseases and Disorders of the Digestive System[MDC]— CMS MS-DRG Definitions Manual · FY2026
Defining procedures (19)
- 0DBP0ZZ — Excision of Rectum, Open Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2026
- 0DBP4ZZ — Excision of Rectum, Percutaneous Endoscopic Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2026
- 0DHQ0LZ — Insertion of Artificial Sphincter into Anus, Open Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2026
- 0DHQ3LZ — Insertion of Artificial Sphincter into Anus, Percutaneous Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2026
- 0DHQ4LZ — Insertion of Artificial Sphincter into Anus, Percutaneous Endoscopic Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2026
- 0DPQ0LZ — Removal of Artificial Sphincter from Anus, Open Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2026
- 0DPQ3LZ — Removal of Artificial Sphincter from Anus, Percutaneous Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2026
- 0DPQ4LZ — Removal of Artificial Sphincter from Anus, Percutaneous Endoscopic Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2026
- and 11 more
DRG family
- DRG 332 — RECTAL RESECTION WITH MCC[DRG family]: “RECTAL RESECTION WITH MCC — same CMS DRG family (332-334), split by severity.”— CMS MS-DRG Definitions Manual (DRG family 332-334) · FY2026
- DRG 333 — RECTAL RESECTION WITH CC[DRG family]: “RECTAL RESECTION WITH CC — same CMS DRG family (332-334), split by severity.”— CMS MS-DRG Definitions Manual (DRG family 332-334) · FY2026
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 — v43. All data sources · How to read the labels