Dr. Demos Papamatheakis is a Clinical Professor of Medicine and Director of Clinical Ethics at UC San Diego (UCSD) Health. He joined the faculty in 2011, after completing his medicine residency at St. Joseph Mercy Hospital in Ann Arbor, MI and pulmonary and critical care fellowship at Loma Linda University. He is part of the Pulmonary Vascular Section of the Pulmonary, Critical Care, Sleep Medicine and Physiology Division at the Department of Medicine. In addition to being part of the world-renowned Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Arterial Hypertension (PAH) program at UCSD, he is clinically active in the medical intensive care unit and is part of the acute pulmonary embolism response team. After spending 10 years directing the 2^nd year Medical Student Pulmonary course, Dr. Papamatheakis started focusing more on Medical Ethics, and is now the Director of Clinical Ethics at UCSD. He continues to teach residents, fellows and medical students, and is part of the UCSD Ethics consult service. In addition to currently chairing the Medical Ethics committee and having previously chaired the Utilization Review committee he also serves on the Critical Care Committee. His research interests include pulmonary hypertension and more specifically CTEPH, and has published in multiple journals related to these topics.