Mammoth Medical Clinic

A sidewalk leads to a stone building with low roof and windows
Clinic entrance

Quick Facts
Mammoth Hot Springs

First Aid/Medical Care Available, Wheelchair Accessible

Emergency? Dial 911

Equipped for most medical emergencies as well as for routine care. Services include injury and illness treatment, x-rays, and some lab and pharmacy services. Appointments requested.

Clinic staff can stabilize patients and arrange for appropriate transfer to a hospital outside the park for in-patient care or advanced services. Call 307-344-7965 for more information or to schedule an appointment.

Emergency medical services are provided by rangers on duty.

Open Daily

  • May 28–September 29
  • 8:30 am–5 pm

Open Weekdays

  • October 2–May 24
  • Monday–Thursday: 8:30 am–5 pm
  • Friday: 8:30 am–1 pm

2024 Holiday Closures

Memorial Day
Veterans Day
New Years Day
Martin Luther King Day
Presidents Day


Wheelchair access is at rear of the building. No wheelchair-accessible restrooms. Wheelchairs can be rented for $15 per day, with a $300 deposit.

Yellowstone National Park

Last updated: January 24, 2024