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Hospital rankings

Hospitals in Idaho with the lowest left ED without being seen

31 Idaho hospitals ranked by left ED without being seen in the 2026 Medicare (CMS) data. Leading: St Luke's Elmore Medical Center, Idaho Falls Community Hospital, LLC, Eastern Idaho Regional Medical Center. Filter by type, ownership and size, choose the measures you care about, and sort by any column.

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31 hospitals ranked in Idaho by left ed without being seen; 17 more match but have no reported value.

Compare top 4 Download CSV
Hospital rankings, page 1 of 1. Columns can be sorted.
#HospitalLeft ED without being seenlower is betterOverall star ratinghigher is betterPatient survey star ratinghigher is betterHeart attack death ratelower is betterHeart failure death ratelower is betterHospital-wide readmission ratelower is better · 2025 dataSerious complicationslower is betterTime in emergency departmentlower is betterMedicare spending per patientlower is betterTotal bedsCompare
National average2.0%3.311.9%11.1%15.0%1.00162 min1.00
T1St Luke's Elmore Medical CenterMountain Home, ID · Critical access0.0%, 88th percentile5, 94th percentile5, 97th percentile——15.1%, 40th percentile—112 min, 81st percentile—25Compare St Luke's Elmore Medical Center
T1Idaho Falls Community Hospital, LLCIdaho Falls, ID · Acute care0.0%, 88th percentile4, 73rd percentile3, 39th percentile—14.3%, 6th percentile14.6%, 74th percentile0.85, 85th percentile137 min, 59th percentile1.01, 38th percentile88Compare Idaho Falls Community Hospital, LLC
T1Eastern Idaho Regional Medical CenterIdaho Falls, ID · Acute care0.0%, 88th percentile3, 43rd percentile3, 39th percentile10.2%, 93rd percentile11.1%, 48th percentile12.9%, 100th percentile0.84, 87th percentile133 min, 62nd percentile1.00, 44th percentile330Compare Eastern Idaho Regional Medical Center
T1Franklin County Medical CenterPreston, ID · Critical access0.0%, 88th percentile3, 43rd percentile——12.6%, 20th percentile14.4%, 83rd percentile—188 min, 25th percentile—20Compare Franklin County Medical Center
T1Bear Lake Memorial HospitalMontpelier, ID · Critical access0.0%, 88th percentile————14.8%, 61st percentile—100 min, 90th percentile—21Compare Bear Lake Memorial Hospital
T1Caribou Medical CenterSoda Springs, ID · Critical access0.0%, 88th percentile————15.0%, 46th percentile—102 min, 89th percentile—25Compare Caribou Medical Center
T1Madison Memorial HospitalRexburg, ID · Acute care0.0%, 88th percentile—3, 39th percentile——14.5%, 79th percentile0.96, 51st percentile144 min, 53rd percentile1.01, 38th percentile81Compare Madison Memorial Hospital
T1Minidoka Memorial HospitalRupert, ID · Critical access0.0%, 88th percentile————14.8%, 61st percentile—106 min, 86th percentile—25Compare Minidoka Memorial Hospital
T1Power County Hospital DistrictAmerican Falls, ID · Critical access0.0%, 88th percentile——————85 min, 96th percentile—10Compare Power County Hospital District
T1St Luke's McCallMccall, ID · Critical access0.0%, 88th percentile—5, 97th percentile——14.8%, 61st percentile—145 min, 52nd percentile—15Compare St Luke's McCall
T1St Mary's HospitalCottonwood, ID · Critical access0.0%, 88th percentile————15.1%, 40th percentile—140 min, 56th percentile—25Compare St Mary's Hospital
T1Weiser Memorial HospitalWeiser, ID · Critical access0.0%, 88th percentile————14.9%, 54th percentile—97 min, 92nd percentile—25Compare Weiser Memorial Hospital
T13St Luke's Nampa Medical CenterNampa, ID · Acute care1.0%, 60th percentile5, 94th percentile4, 76th percentile—13.2%, 13th percentile13.9%, 94th percentile1.02, 31st percentile158 min, 43rd percentile0.92, 83rd percentile87Compare St Luke's Nampa Medical Center
T13West Valley Medical CenterCaldwell, ID · Acute care1.0%, 60th percentile5, 94th percentile4, 76th percentile—11.9%, 32nd percentile15.1%, 40th percentile0.87, 81st percentile131 min, 64th percentile0.91, 86th percentile150Compare West Valley Medical Center
T13Kootenai HealthCoeur D'Alene, ID · Acute care1.0%, 60th percentile4, 73rd percentile3, 39th percentile12.2%, 35th percentile14.6%, 5th percentile14.0%, 93rd percentile1.22, 9th percentile178 min, 31st percentile1.00, 44th percentile321Compare Kootenai Health
T13St Luke's Wood River Medical CenterKetchum, ID · Critical access1.0%, 60th percentile4, 73rd percentile5, 97th percentile—10.4%, 62nd percentile14.9%, 54th percentile—140 min, 56th percentile—25Compare St Luke's Wood River Medical Center
T13Cassia Regional HospitalBurley, ID · Critical access1.0%, 60th percentile3, 43rd percentile4, 76th percentile—12.3%, 25th percentile14.2%, 89th percentile—120 min, 74th percentile—25Compare Cassia Regional Hospital
T13Mountain View HospitalIdaho Falls, ID · Acute care1.0%, 60th percentile3, 43rd percentile4, 76th percentile——14.8%, 61st percentile1.00, 35th percentile114 min, 79th percentile0.97, 61st percentile43Compare Mountain View Hospital
T13St Joseph Regional Medical CenterLewiston, ID · Acute care1.0%, 60th percentile2, 17th percentile3, 39th percentile10.0%, 96th percentile14.9%, 4th percentile14.1%, 91st percentile0.92, 67th percentile129 min, 66th percentile1.07, 14th percentile145Compare St Joseph Regional Medical Center
T13Boundary Community HospitalBonners Ferry, ID · Critical access1.0%, 60th percentile————14.7%, 68th percentile—102 min, 89th percentile—14Compare Boundary Community Hospital
T13Lost Rivers Medical CenterArco, ID · Critical access1.0%, 60th percentile——————95 min, 93rd percentile—14Compare Lost Rivers Medical Center
T13St Luke's JeromeJerome, ID · Critical access1.0%, 60th percentile————14.8%, 61st percentile—100 min, 90th percentile—25Compare St Luke's Jerome
T13Syringa General HospitalGrangeville, ID · Critical access1.0%, 60th percentile————15.4%, 23rd percentile—95 min, 93rd percentile—16Compare Syringa General Hospital
T13Valor HealthEmmett, ID · Critical access1.0%, 60th percentile——————105 min, 86th percentile—16Compare Valor Health
T25St Luke's Regional Medical CenterBoise, ID · Acute care2.0%, 32nd percentile5, 94th percentile4, 76th percentile11.8%, 49th percentile15.0%, 3rd percentile12.4%, 100th percentile0.84, 87th percentile168 min, 37th percentile0.96, 66th percentile544Compare St Luke's Regional Medical Center
T25St Lukes Magic Valley Medical CenterTwin Falls, ID · Acute care2.0%, 32nd percentile4, 73rd percentile3, 39th percentile13.4%, 9th percentile15.1%, 3rd percentile14.3%, 86th percentile1.03, 29th percentile186 min, 26th percentile0.94, 76th percentile226Compare St Lukes Magic Valley Medical Center
T25Gritman Medical CenterMoscow, ID · Critical access2.0%, 32nd percentile3, 43rd percentile5, 97th percentile—12.4%, 23rd percentile15.1%, 40th percentile—122 min, 72nd percentile—25Compare Gritman Medical Center
T25Saint Alphonsus Medical Center - NampaNampa, ID · Acute care2.0%, 32nd percentile3, 43rd percentile4, 76th percentile11.2%, 71st percentile9.3%, 82nd percentile13.9%, 94th percentile1.01, 33rd percentile130 min, 65th percentile0.98, 55th percentile152Compare Saint Alphonsus Medical Center - Nampa
T25Saint Alphonsus Regional Medical CenterBoise, ID · Acute care2.0%, 32nd percentile3, 43rd percentile3, 39th percentile11.7%, 54th percentile13.5%, 11th percentile13.8%, 96th percentile1.03, 29th percentile154 min, 46th percentile1.02, 33rd percentile365Compare Saint Alphonsus Regional Medical Center
T25Clearwater Valley Hospital & ClinicsOrofino, ID · Critical access2.0%, 32nd percentile2, 17th percentile4, 76th percentile—15.5%, 2nd percentile15.4%, 23rd percentile—144 min, 53rd percentile—23Compare Clearwater Valley Hospital & Clinics
31Portneuf Medical CenterPocatello, ID · Acute care4.0%, 9th percentile4, 73rd percentile3, 39th percentile12.2%, 35th percentile12.6%, 20th percentile13.8%, 96th percentile1.13, 16th percentile212 min, 14th percentile1.00, 44th percentile187Compare Portneuf Medical Center

About these rankings

Rankings use the 2026 release of CMS Care Compare data. Hospitals share a rank (“T”) when their values are equal, and only hospitals with a reported value for the sorted measure are ranked. Shading compares each value with every hospital in the country, so it doesn’t change with your filters. Small differences are often not statistically meaningful; use the methodology and glossary for context.

Left ED without being seen
Percentage of patients who left the emergency department before being seen.
Overall star rating
CMS overall hospital quality star rating (1-5).
Patient survey star rating
HCAHPS summary star rating (1-5).
Heart attack death rate
30-day death rate for heart attack patients.
Heart failure death rate
30-day death rate for heart failure patients.
Hospital-wide readmission rate
Rate of unplanned readmission within 30 days, all conditions. From 2025 CMS reports the Hybrid Hospital-Wide Readmission measure (claims plus EHR data), which replaced the claims-only measure; values are close but not strictly comparable across the change. CMS suppressed it for 2026.. Latest available: 2025 release.
Serious complications
Patient safety and adverse events composite (PSI 90; 1.0 = national value).
Time in emergency department
Median time patients spent in the emergency department before leaving.
Medicare spending per patient
Medicare spending per beneficiary episode relative to the national median (1.0 = national median).
Total beds
Total beds reported to CMS (Provider of Services file).