An app you choose to share your health information with never sees your username or password. When you share your information with another app, you log in on your healthcare organization's secure login page.
Revoke the app's access from the Linked Apps and Devices activity in MyChart. To remove an app's access:
You can also file a complaint with the app developer, or if you believe the app has violated your rights, contact the U.S. Department of Health and Human Services or your country’s data protection authority.
If you deny access, an app can't receive your information. If you revoke access, it stops receiving new information.
Go to Linked Apps and Devices in MyChart to see which apps have access to your health information.