CMS overall rating 5 of 5top 10% among Arizona acute care hospitals
Mortality: 5 measures better than the national rate, 0 worse, of 8
Safety: 1 measure better than the national rate, 0 worse, of 8
Why Mayo Clinic Hospital is graded A
Each metric below is percentile-ranked against Arizona 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.
Mayo Clinic Hospital at a Glance
A
85/100
CMS overall rating · weight 25Medicare's 1–5 star summary of mortality, safety, readmission, patient experience and timely care. Raw: 5 of 5.
92<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: 5 better, 0 worse of 8 measures (net +5).
99<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: 1 better, 0 worse of 8 measures (net +1).
51<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: 4 better, 0 worse of 11 measures (net +4).
99<small style="font-size:12px;color:var(--muted)">th pct</small>Patient experience and timely careCMS reports 15 patient-experience and 9 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: Arizona, acute care hospitals · CMS record 030103 · How we grade.
Hospital details
Address5777 East Mayo Boulevard, Phoenix, AZ 85054
Phone(480) 342-4201
CountyMARICOPA
TypeAcute Care Hospitals
OwnershipVoluntary non-profit - Private
Emergency servicesYes
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.