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Hospital rankings

Hospitals in Idaho with the smallest Medicare readmissions penalties

14 Idaho hospitals ranked by readmissions penalty in the 2026 Medicare (CMS) data. Leading: St Luke's Regional Medical Center, West Valley Medical Center, Idaho Falls Community Hospital, LLC. Filter by type, ownership and size, choose the measures you care about, and sort by any column.

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14 hospitals ranked in Idaho by readmissions penalty; 34 more match but have no reported value.

Compare top 4 Download CSV
Hospital rankings, page 1 of 1. Columns can be sorted.
#HospitalReadmissions penaltyhigher 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 average−0.34%3.311.9%11.1%15.0%1.00162 min1.00
T1St Luke's Regional Medical CenterBoise, ID · Acute care0.00%, 89th 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
T1West Valley Medical CenterCaldwell, ID · Acute care0.00%, 89th 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
T1Idaho Falls Community Hospital, LLCIdaho Falls, ID · Acute care0.00%, 89th 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
T1Kootenai HealthCoeur D'Alene, ID · Acute care0.00%, 89th 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
T1St Lukes Magic Valley Medical CenterTwin Falls, ID · Acute care0.00%, 89th 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
T1Mountain View HospitalIdaho Falls, ID · Acute care0.00%, 89th percentile3, 43rd percentile4, 76th percentile——14.8%, 61st percentile1.00, 35th percentile114 min, 79th percentile0.97, 61st percentile43Compare Mountain View Hospital
T1St Joseph Regional Medical CenterLewiston, ID · Acute care0.00%, 89th 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
T1Northwest Specialty HospitalPost Falls, ID · Acute care0.00%, 89th percentile—4, 76th percentile——13.7%, 97th percentile0.88, 78th percentile—0.97, 61st percentile34Compare Northwest Specialty Hospital
9St Luke's Nampa Medical CenterNampa, ID · Acute care−0.01%, 77th 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
10Saint Alphonsus Regional Medical CenterBoise, ID · Acute care−0.05%, 69th 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
11Madison Memorial HospitalRexburg, ID · Acute care−0.07%, 66th percentile—3, 39th percentile——14.5%, 79th percentile0.96, 51st percentile144 min, 53rd percentile1.01, 38th percentile81Compare Madison Memorial Hospital
12Eastern Idaho Regional Medical CenterIdaho Falls, ID · Acute care−0.12%, 58th 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
T13Portneuf Medical CenterPocatello, ID · Acute care−0.21%, 48th 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
T13Saint Alphonsus Medical Center - NampaNampa, ID · Acute care−0.21%, 48th 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

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.

Readmissions penalty
Change to Medicare payments under the Hospital Readmissions Reduction Program, which cuts payments (by up to 3%) to hospitals with more readmissions than expected. 0% means no penalty..
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).