MS-DRG v44.0 · MDC 17: Myeloproliferative Diseases and Disorders, Poorly Differentiated Neoplasms
849 — Radiotherapy
- Relative weight
- 2.5857
- Geometric mean LOS
- 6.5 days
- Arithmetic mean LOS
- 9 days
- Type
- Medical
About MS-DRG 849
MS-DRG 849, Radiotherapy, is a medical DRG in MDC 17 (Myeloproliferative Diseases and Disorders, Poorly Differentiated Neoplasms) under MS-DRG version 44.0, which applies to inpatient discharges from October 1, 2026 through September 30, 2027.
Its FY2027 relative weight is 2.5857, so Medicare's base payment for this DRG is about 2.59 times the average inpatient case, before hospital-specific adjustments. The geometric mean length of stay is 6.5 days and the arithmetic mean is 9 days.
1 ICD-10-CM diagnosis codes are part of this DRG's grouping logic; they are listed below.
ICD-10-CM codes that group to DRG 849 (1)
Chapter 21: Factors influencing health status and contact with health services
Common questions about DRG 849
What is the relative weight of DRG 849?
- 2.5857 for FY2027 (MS-DRG v44.0), from the IPPS final rule Table 5.
What is the average length of stay for DRG 849?
- The geometric mean length of stay is 6.5 days; the arithmetic mean is 9 days.
Is DRG 849 medical or surgical?
- DRG 849 is a medical DRG.