Dr. Thomas Tesoriero, Primary Care Physician, shares charts, graphs and advanced radiology images directly from a patient's electronic medical record on a LED monitor during an exam at Kaiser Permanente's Capitol Hill Medical Center. Physicians and patients exchange secure electronic messages as part of their medical record. Digital technology enables physicians to integrate real-time patient data and history into patient interactions, engaging patients in their care. Kaiser Permanente's electronic health record is the world's largest, private sector electronic health record. The patient is Katherine Tierney.