This document discusses challenges and opportunities in managing data for personalized medicine. It begins with an overview of personalized medicine and the role of information and biomarkers. There is currently a deluge of diverse data from sources like omics, IoT, social media and mHealth. Biomarkers and computational techniques help reduce complexity and support integrative models. However, effective data capture, integration and interpretation require addressing issues like interoperability, security and privacy compliance. Personalized medicine is transforming healthcare to be more data-driven and patient-centric.