AExcellent · score 77/100 · #1 of 7 in District of Columbia
Sibley Memorial Hospital
5255 Loughboro Rd Nw, Washington, DC 20016 · Acute care hospital · Voluntary non-profit - Other
CMS overall rating 5 of 5top 10% among District of Columbia acute care hospitals
Mortality: 1 measure better than the national rate, 0 worse, of 7
Safety: 2 measures better than the national rate, 0 worse, of 8
Why Sibley Memorial Hospital is graded A
Each metric below is percentile-ranked against District of Columbia hospitals of the same type (acute care hospitals), then weighted. The score is the weighted sum; A ≥ 72, B ≥ 58, C ≥ 42, D ≥ 28, F below. Nothing here can be edited or paid for.
Sibley Memorial Hospital at a Glance
A
77/100
CMS overall rating · weight 25Medicare's 1–5 star summary of mortality, safety, readmission, patient experience and timely care. Raw: 5 of 5.
93<small style="font-size:12px;color:var(--muted)">th pct</small>Mortality · weight 25Net count of death-rate measures where the hospital is better than the national rate minus those where it is worse (heart attack, heart failure, pneumonia, stroke, CABG, COPD, surgical). Raw: 1 better, 0 worse of 7 measures (net +1).
64<small style="font-size:12px;color:var(--muted)">th pct</small>Safety of care · weight 25Net count of safety measures better than the national rate minus worse (infections, complications, falls, pressure injuries). Raw: 2 better, 0 worse of 8 measures (net +2).
64<small style="font-size:12px;color:var(--muted)">th pct</small>Readmission · weight 25Net count of unplanned-readmission measures better than the national rate minus worse. Raw: 0 better, 0 worse of 9 measures (net +0).
86<small style="font-size:12px;color:var(--muted)">th pct</small>Patient experience and timely careCMS reports 15 patient-experience and 8 timely-and-effective-care measures for this hospital; they feed the CMS overall rating above rather than being graded separately.
–Data: CMS Care Compare, imported Sep 11, 2026 · graded Sep 11, 2026 · peer group: District of Columbia, acute care hospitals · CMS record 090005 · How we grade.
Hospital details
Address5255 Loughboro Rd Nw, Washington, DC 20016
Phone(202) 537-4680
CountyTHE DISTRICT
TypeAcute Care Hospitals
OwnershipVoluntary non-profit - Other
Emergency servicesYes
Birthing-Friendly designationYes (CMS)
A grade is a shortlist tool, not medical advice. In an emergency go to the nearest emergency department. For planned care, ask about the specific procedure's volume and outcomes and check your insurer's network.