OCHMO Executive Leadership

Dr. J.D. Polk is the Chief Health and Medical Officer for NASA and leads the Office of the Chief Health and Medical Office (OCHMO) located in Washington, DC. He began serving in this position in November 2016. 

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Dr. Vincent Michaud, MD, is the Deputy Chief Health and Medical Officer within the Office of the Chief Health and Medical Office (OCHMO) located at NASA Headquarters in Washington, DC. He is responsible for the oversight of all NASA health and medical activities including medical aspects of all national and international NASA missions.

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Dr. Jade Spurgeon, MD, MPH, is the Director of Health and Medical Systems within the Office of the Chief Health and Medical Office (OCHMO) located at NASA Headquarters in Washington, DC. Her primary responsibilities are to provide oversight of all occupational health operations for NASA employees in all environments, including space flight and ground activities, to optimize employee performance and wellbeing.

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Mark Weyland is the Director, Health Operations and Oversight within the Office of the Chief Health and Medical Officer (OCHMO) at NASA headquarters in Washington, DC. His primary responsibilities are to formulate and implement health and medical policy including policies related to the care of spaceflight and aviation crews, regulatory oversight of the use of human and animal subjects in NASA-sponsored research; manage oversight and implementation of the Health and Medical Technical Authority; and translate research findings into operations.

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