A system and apparatus for the management and intervention of neurocognitive-related conditions and diseases. The intervention may be implemented in the form of a wearable device providing one or more features of medication adherence, voice, data, SMS reminders, alerts, location via SMS, and 911 emergency. The device may function in combination with an application software accessible to multiple clients (users) executable on a remote server to provide patient support of memory, social contact, daily activities, safety as well as support for caregivers, and feedback for healthcare providers in the management of neurocognitive and neurodegenerative conditions, syndromes, and diseases including dementia and AD. Alternative embodiments implementing monitoring and intervention include using mobile apps or voice-controlled speech interface devices to access cloud control services capable of processing automated voice recognition-response and natural language understanding-processing to perform functions and fulfill user requests.