Marty Makary, M.D., M.P.H., M.P.H., M.P.H., M.P.H., M is a surgeon at Johns Hopkins Hospital and a Johns Hopkins School of Public Health professor of health policy. He appears frequently on a variety of programs to discuss health issues and is a regular medical expert for CNN and FOX News. He was most recently seen on FOX News, reporting on BEWARE! He is a world-renowned patient-safety expert who led the World Health Organization's work to create methods for assessing healthcare quality. @DrMartyMD is his Twitter handle.