Praesum Healthcare is a management services organization (MSO), created to provide management and administrative services to ... medical organizations in the drug and alcohol addiction and recovery field. Founded in 2003, Praesum Healthcare is a management services organization (MSO), created to provide management and administrative services to medical organizations in the drug and alcohol addiction and recovery field. Praesum Healthcare provides administrative services for healthcare providers spanning key geographical locations throughout the country. Praesum has serviced over 49,000 patients in various stages of health care services. read more