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Best hospitals in Sioux City, Iowa

CMS lists 2 active hospitals in Sioux City, Iowa. 2 offer emergency services. The highest CMS overall rating here is 2 stars, held by St Lukes Regional Medical Center and MercyOne Siouxland Medical Center.

Compare the top 2
Hospitals
2
With a CMS star rating
2
Rated 5 stars
0
Emergency services
2
Beds
201

Best hospitals in Sioux City, Iowa, by measure

The best result among Sioux City, Iowa hospitals that report each measure, from the latest CMS data. Small differences between hospitals are often not statistically meaningful.

MeasureBest in Sioux CityResultNational
Patient survey star ratingHigher is better · 2 hospitals reporting · Statewide rankingSt Lukes Regional Medical Center33.3
Heart attack death rateLower is better · 2 hospitals reporting · Statewide rankingSt Lukes Regional Medical Center12.4%11.9%
Heart failure death rateLower is better · 2 hospitals reporting · Statewide rankingMercyOne Siouxland Medical Center11.2%11.1%
Stroke death rateLower is better · 2 hospitals reporting · Statewide rankingSt Lukes Regional Medical Center10.1%11.9%
Hospital-wide readmission rateLower is better · 2 hospitals reporting · Statewide rankingMercyOne Siouxland Medical Center15.1%15.0%
Serious complicationsLower is better · 2 hospitals reporting · Statewide rankingSt Lukes Regional Medical Center1.101.00
Central line bloodstream infectionsLower is better · 2 hospitals reporting · Statewide rankingMercyOne Siouxland Medical Center0.771.00
Time in emergency departmentLower is better · 2 hospitals reporting · Statewide rankingSt Lukes Regional Medical Center174 min162 min

All hospitals in Sioux City, Iowa

Sorted by CMS overall star rating, then size. CMS data as of Sep 30, 2026.

HospitalCMS overall ratingPatient survey ratingEmergency servicesBeds
St Lukes Regional Medical CenterAcute care hospitalYes201Compare
MercyOne Siouxland Medical CenterAcute care hospitalYes—Compare