MS-DRG v44.0 · MDC 04: Diseases and Disorders of the Respiratory System
173 — Ultrasound Accelerated and Other Thrombolysis with Principal Diagnosis Pulmonary Embolism
- Relative weight
- 2.9556
- Geometric mean LOS
- 3.7 days
- Arithmetic mean LOS
- 4.5 days
- Type
- Surgical
About MS-DRG 173
MS-DRG 173, Ultrasound Accelerated and Other Thrombolysis with Principal Diagnosis Pulmonary Embolism, is a surgical DRG in MDC 04 (Diseases and Disorders of the Respiratory System) under MS-DRG version 44.0, which applies to inpatient discharges from October 1, 2026 through September 30, 2027.
Its FY2027 relative weight is 2.9556, so Medicare's base payment for this DRG is about 2.96 times the average inpatient case, before hospital-specific adjustments. The geometric mean length of stay is 3.7 days and the arithmetic mean is 4.5 days.
13 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 173 (13)
Chapter 9: Diseases of the circulatory system
- I26.01Septic pulmonary embolism with acute cor pulmonale
- I26.02Saddle embolus of pulmonary artery with acute cor pulmonale
- I26.03Cement embolism of pulmonary artery with acute cor pulmonale
- I26.04Fat embolism of pulmonary artery with acute cor pulmonale
- I26.09Other pulmonary embolism with acute cor pulmonale
- I26.90Septic pulmonary embolism without acute cor pulmonale
- I26.92Saddle embolus of pulmonary artery without acute cor pulmonale
- I26.93Single subsegmental thrombotic pulmonary embolism without acute cor pulmonale
- I26.94Multiple subsegmental thrombotic pulmonary emboli without acute cor pulmonale
- I26.95Cement embolism of pulmonary artery without acute cor pulmonale
- I26.96Fat embolism of pulmonary artery without acute cor pulmonale
- I26.99Other pulmonary embolism without acute cor pulmonale
- I27.82Chronic pulmonary embolism
Common questions about DRG 173
What is the relative weight of DRG 173?
- 2.9556 for FY2027 (MS-DRG v44.0), from the IPPS final rule Table 5.
What is the average length of stay for DRG 173?
- The geometric mean length of stay is 3.7 days; the arithmetic mean is 4.5 days.
Is DRG 173 medical or surgical?
- DRG 173 is a surgical DRG.