Excel Appointment Scheduler

I need a skilled Excel expert to create a sophisticated appointment scheduling spreadsheet for medical appointments. Currently, I manage appointments on a basic Excel sheet without formulas.

Requirements:
- Schedule medical appointments at future dates
- Incorporate automated reminders
- User-friendly interface

Ideal Skills and Experience:
- Proficiency in Excel, especially with formulas and automation
- Experience in creating scheduling tools
- Attention to detail and design for usability