MS-DRG v44.0 · MDC 16: Diseases and Disorders of the Blood and Blood Forming Organs and Immunological Disorders
804 — Other O.R. Procedures of the Blood and Blood Forming Organs without CC/MCC
- Relative weight
- 1.4165
- Geometric mean LOS
- 1.8 days
- Arithmetic mean LOS
- 2.5 days
- Type
- Surgical
About MS-DRG 804
MS-DRG 804, Other O.R. Procedures of the Blood and Blood Forming Organs without CC/MCC, is a surgical DRG in MDC 16 (Diseases and Disorders of the Blood and Blood Forming Organs and Immunological Disorders) under MS-DRG version 44.0, which applies to inpatient discharges from October 1, 2026 through September 30, 2027.
Its FY2027 relative weight is 1.4165, so Medicare's base payment for this DRG is about 1.42 times the average inpatient case, before hospital-specific adjustments. The geometric mean length of stay is 1.8 days and the arithmetic mean is 2.5 days.
It belongs to a 3-level severity family: DRG 802 (with MCC, weight 3.7018), DRG 803 (with CC, weight 1.9766) and DRG 804 (without CC/MCC, weight 1.4165). The highest-severity level carries 2.6 times the weight of the lowest, which is why documenting CC and MCC conditions matters.
ICD-10-CM codes that group to DRG 804 (0)
This DRG is assigned by procedure, not by a diagnosis list.
Common questions about DRG 804
What is the relative weight of DRG 804?
- 1.4165 for FY2027 (MS-DRG v44.0), from the IPPS final rule Table 5.
What is the average length of stay for DRG 804?
- The geometric mean length of stay is 1.8 days; the arithmetic mean is 2.5 days.
Is DRG 804 medical or surgical?
- DRG 804 is a surgical DRG.