# MAMMOTH HOSPITAL

> Critical Access Hospitals · Government - Hospital District or Authority · MAMMOTH LAKES, CA

## About this hospital type

Rural designation — ≤25 beds, ≥35 miles from another hospital, ≤96-hour avg stay.

## Location

85 SIERRA PARK ROAD PO BOX 660, MAMMOTH LAKES, CA, 93546

**Telephone:** (760) 934-3311


## Key facts

- **CMS Certification Number (CCN):** 051303
- **Type:** Critical Access Hospitals
- **Ownership:** Government - Hospital District or Authority
- **Emergency services:** Yes
- **Birthing-friendly designation:** —
- **Overall CMS star rating:** Not available
- **Mortality measures rated better than national:** 0
- **Safety measures rated better than national:** 0
- **Readmission measures rated better than national:** 0

## Primary source

CMS Care Compare: https://www.medicare.gov/care-compare/details/hospital/051303

## Citation

> US Centers for Medicare & Medicaid Services, Hospital General Information dataset, facility 051303 (MAMMOTH HOSPITAL). Retrieved via AI Analytics 2026-07-19 from https://api.ai-analytics.org/hospital/051303. Licensed CC0.

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*[CMS hospitals dataset](/datasets/cms-hospitals) · [All CA hospitals](https://api.ai-analytics.org/api/v1/hospitals/by-state/CA) · CC0 1.0*