A health management system for managing the healthcare data of patients, managing interactions with patients, doctors and insurance companies, and managing group messaging and data access from mobile phones of patients and doctors. The health management system facilitates interaction with a plurality of patients. It comprises a patient group management server that is communicatively coupled to a plurality of mobile devices of patients. The patient group management server in turn comprises a message interaction module, a questionnaire distribution and feedback collection module, a remote patient premises data collection module, a coaching distribution module and a content distribution service module. The patient group management server enables communication to each other of an inquiry, a response message, a coaching and guided activity, a questionnaire and relevant reference content by members of the patient group.