Yes, you can turn off the online booking page which hides it from public view. Here are the steps:
NOTE: Must be performed via Bookedin web (not mobile app).
- Log in to Bookedin web
- Go to Settings > Integrate in the top menu
- Un-check the 'Enable Online Booking Page' option
- Click 'Yes Disable it'
Note: This will immediately make your public webpage inaccessible but it may take a few days to disappear from Google rankings.