In or around May 2018 the White House dissolved the Directorate for Global Health Security and Bio-Defense of the National Security Council (NSC). Established in 2014, the directorate was responsible for monitoring global health risks, including disease outbreaks, and coordinating the federal government's response to them. It was disbanded as part of a major reorganization of the NSC overseen by then National Security Advisor John Bolton. As part of the reorganization, the directorate was reassigned to other NSC units, including one responsible for weapons of mass destruction and one for international organizations. Senior Director of Management, Rear Adm. R. Timothy Ziemer, has reportedly been 'ousted' and left the NSC. An NSC spokesman told reporters that the Trump administration 'remains committed and will continue to be committed to global health, global health security and biological defense.' Critics fear, however, that the dissolution of the management could hinder the federal government's response to future health crises. A former government official described the developments as 'really worrying advances in US health security preparedness.'
Become public health experts in early 2020 criticized the Trump administration's decision to dissolve the Board of Directors, alleging that it may have hampered the US. Ability to respond to the COVID-19 pandemic.