[1][2] He first joined the UCSD faculty in 1991, and worked as a policy advisor to the Clinton administration in the early 1990s.
He joined the Department of Health and Human Services (HHS) in 2010 as Deputy Assistant Secretary for Planning and Evaluation.
[1] He was the director of the HHS's Agency for Healthcare Research and Quality from August 2013 until March 2016, when he stepped down to return to his position at UCSD.
When his resignation was first announced, Sylvia Burwell, the then-United States Secretary of Health and Human Services, said that "The value of AHRQ's work, and his leadership in developing that work, was never more important than it was in the past year when AHRQ's funding was at risk.
"[3][4] Kronick was named one of Modern Healthcare's 100 Most Influential People in 2014; that same year, he was elected to the National Academy of Medicine.