Start with your employer’s phone policy and use only approved systems for...

https://front-wiki.win/index.php/How_do_I_stop_message_previews_showing_on_my_lock_screen_at_work%3F

Start with your employer’s phone policy and use only approved systems for patient information. Turn off lock-screen previews, set clear on-call notification rules, and check the selected account before sharing so work details stay in the right place.