AExcellent · score 72/100 · #29 of 293 in California
Modoc Medical Center
1111 N Nagle Street, Alturas, CA 96101 · Critical access hospital · Government - Hospital District or Authority
CMS overall rating 4 of 5top quarter among California critical access hospitals
Mortality: 0 measures better than the national rate, 0 worse, of 3
Readmission: 1 measure better than the national rate, 0 worse, of 3
Why Modoc Medical Center is graded A
Each metric below is percentile-ranked against California hospitals of the same type (critical access 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.
Modoc Medical Center at a Glance
A
72/100
CMS overall rating · weight 25Medicare's 1–5 star summary of mortality, safety, readmission, patient experience and timely care. Raw: 4 of 5.
79<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: 0 better, 0 worse of 3 measures (net +0).
52<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).
–Readmission · weight 25Net count of unplanned-readmission measures better than the national rate minus worse. Raw: 1 better, 0 worse of 3 measures (net +1).
87<small style="font-size:12px;color:var(--muted)">th pct</small>Patient experience and timely careCMS reports 0 patient-experience and 4 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: California, critical access hospitals · CMS record 051330 · How we grade.
Hospital details
Address1111 N Nagle Street, Alturas, CA 96101
Phone(530) 233-5131
CountyMODOC
TypeCritical Access Hospitals
OwnershipGovernment - Hospital District or Authority
Emergency servicesYes
Higher-graded hospitals nearby
1
Mercy Medical Center Of Mt Shasta - Mount Shasta, CA · Critical access hospital
- CMS overall rating 4 of 5 — top quarter among California critical access hospitals
- Mortality: 0 measures better than the national rate, 0 worse, of 5
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.