Mammoth Hospital Ratings

85 Sierra Park Road Po Box 660
Mammoth Lakes, CA 93546
Phone: (760) 934-3311

Hospital Type: Critical Access Hospitals
Emergency Services: YES




Contents:
Quality of Care - Infectious Diseases - ER Wait Time - Patient Ratings




Infectious Disease at Mammoth Hospital

Drug resistant bacteria are becoming a large health risk facing the United States. There are an increasing number of drug resistant bacteria, including: drug resistant bacteria due primarily to unnecessary and mis-applied use among humans and livestock, patients with hospitalizations for relatively minor reasons can suddenly face lifethreatening illness.

Infectious DiseaseCases
C. Diff
Sickens more than a half million people each year and has a 17% mortality rate after one year1
1
MRSA
Causes life-threatening bloodstream infections, pneumonia and surgical site infections. Mortality rates may be as high as 20%2
0



Emergency Room Wait Time Ratings

Average Time Spent In Emergency Department: 1h 42m



Patient Ratings

While customer satisfaction surveys don't necessarily reflect the quality of care provided at the hospital, it can identify some areas that are important standards to maintain, such as managing pain and maintaining a sanitary environment.

Overall Patient Rating: POOR

Positive Patient Ratings

Some patients praise:
  • Rooms and facilities are usually clean
  • Rooms were often quiet at night

Negative Patient Ratings

    No consistently negative reviews



    Footnotes:

    1C Diff Mortality Rate
    2MRSA Mortality Rate



    Mammoth Hospital Stories



    Mar 30, 2026, 8:02 PM
    Ronald Reagan Ucla Medical Center: "It's garbage. Unfortunately, everywhere else is worse." - Still

    Feb 15, 2026, 3:41 PM
    Uc San Diego Health Hillcrest - Hillcrest Med Ctr: "7 hour wait today" - MARK

    Feb 06, 2026, 4:47 PM
    St Mary's Medical Center: "555" - CpjJwWHV

    Feb 06, 2026, 4:46 PM
    Saint Francis Memorial Hospital: "555" - CpjJwWHV

    Nov 11, 2025, 9:09 PM
    University Of California Davis Medical Center: "Horrible experience at UC Med.Emergency. After spending 3 hrs at One community Health we were sent to UC Med emergency we waited 7 hrs till 1 am and left without being seen. My son had a serious health issue and we had to wait till the next day and was seen by another hospital emergency room. He need surgery right away. We are contacting an attorney!!!" - Doug


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