psycho segmentation through Natural Language Processing of Patient Portal messaging

Given millions of secure messages between patients and providers through patient portals and other patient technologies, can Natural Language Processing be used to identify psychographic segments within the patient portal population? Currently, consumer companies (Apple, Google, Amazon, etc.) use psychographics to provider tailored services. Healthcare is primed to follow the trend.through patient portals and other patient technologies, can patients be segmented by their psychology? Currently, consumer companies (Apple, Google, Amazon, Facebook etc.) use psychographics to better provider services. Healthcare is primed to follow the trend.