Online Appointment Scheduler for Dr. Gary Petro.

 Make Your New Patient Appointment

 The time listed is MST (Mountain Standard Time). Please make adjustment for your time zone.


  • Select Provider: Dr. Gary Petro
  • Select one of the two NEW PATIENT ONLY appointment types (either in person or televideo).
  • New patient appointments must be scheduled at least 7 days prior to the day you wish to have your consultation. This allows enough time for your records to be received.
  • Reason for appointment: Please enter your top three health complaints.
  • Once we receive and review the appointment request, you will be contacted with instruction regarding the information we will need.
  • If you have any questions either email us at or call 406-998-1433
  • Information regarding our cancellation and pre-payment policy can be found on our Office Policy Page.