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Hospital Directory

Frances Mahon Deaconess Hospital is currently open by appointment only. Please call for an appointment before entering the building. If you do not have an appointment, you will not be allowed in the building.

Contact us at (406) 228-3500 to book an appointment.

Visitation Status: We are open for visitors. Visitors must screen at the door and wear a mask. Emergency Room patients are limited to two visitors.

  • Emergency Department
  • 9-1-1
  • Medical Staff Office: fax number
  • (406) 228-3680
  • Patient Account Rep handling last names that start with A-F
  • (406) 228-3621
  • Patient Account Rep handling last names that start with G-N
  • (406) 228-3622
  • Patient Account Rep handling last names that start with O-Z
  • (406) 228-3624
  • Rehabilitation Services - Physical and Occupational Therapy
  • (406) 228-3635