Create a Medical ID in Health on iPhone
In the Health app , supply critical medical and contact information for first responders and others who have physical access to your iPhone. They can tap Emergency, then tap Medical ID from the Lock screen to view your Medical ID without entering a passcode.
Set up your Medical ID
Tap Medical ID, then tap Create Medical ID.
Review or change your Medical ID
Tap Medical ID. To make changes, tap Edit.
3D Touch. To quickly view your Medical ID from the Home screen, press Health, then tap Medical ID. See 3D Touch.
Prevent viewing from the Lock screen
Tap Medical ID, tap Edit, then turn off Show When Locked.
View your Medical ID from the Lock screen
To see how your Medical ID appears to emergency responders, do any of the following:
iPhone X and later: Press and hold the side button and either volume button until the sliders appear, then drag the slider for Medical ID. When you’re finished, tap Done. The next time you unlock iPhone, your passcode is required to enable Face ID again.
Other models: Wake iPhone and press the Home button (don’t use a finger you have set up for Touch ID). On the Lock screen, tap Emergency, then tap Medical ID.