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Pre-register for an appointment

We offer convenient online preregistration to start your next appointment or scheduled procedure more easily and smoothly.

Online Pre-Registration

To register online at TriStar Centennial Parthenon Pavilion, sign in using your MyHealthONE® account.

Online pre-registration is only available for the following service types:

  • Surgery, procedure or scheduled appointment
  • Scheduled screening mammogram
  • Childbirth
What you will need

Please make sure you have all necessary information available to complete this process. You will need:

  • All contact information (patient, responsible party, and emergency contacts)
  • All current insurance cards (including Medicare and Medicaid)
  • Date of scheduled visit or expected delivery date
  • Family and ordering physician first and last names
  • Employer contact information

Having trouble? Please contact us at:

Local Phone:


Mon - Fri: 8:00am - 5:00pm