To join another healthcare organization on Hypercare, you have to know the unique organization code of that organization.
If you don't know the code, please contact someone from that organization to invite you. You can also contact the organization's administrator(s) or contact Hypercare Support directly.
If you know the organization code, please refer to this article: How do I set up an account. Choose iPhone, Android or Web and follow the step-by-step guide on how to join another organization.