Patrick O'Callahan

Patrick O'Callahan, MD MPH has a diverse work experience in the field of medicine. Patrick started working at Pfizer Pharmaceuticals as an Occupational Physician from July 2006 to August 2008. Patrick then moved on to work at SLAC National Accelerator Laboratory as a Site Occupational Medical Director from October 2010 to March 2011. In December 2008, they became the Medical Director of the Stanford University Occupational Health Center and held the position until April 2012. Patrick then worked at Harvard University as the Medical Director of AHUCC & Stillman Infirmary, University Health Services from July 2012 to April 2013. In 2013, they joined WorkCare, Inc. as an Associate Medical Director. Starting in 2015, they took on roles as the Global Medical Director at W.R. Grace & Co. and as the Corporate Medical Director at GCP Applied Technologies.

Patrick O'Callahan, MD, MPH obtained their MD degree from Columbia University Vagelos College of Physicians and Surgeons, where they attended from 1990 to 1995. Patrick also holds a Master of Public Health (MPH) degree from the Johns Hopkins School of Public Health, specializing in Occupational & Environmental Health and Health Care Policy, although the specific years of attendance are not provided.