Susan Monarez’s tenure as director of the nation’s top public health agency has ended after less than a month on the job. Federal officials confirmed her departure, though the reasons behind it were not disclosed.
CDC director Susan Monarez is out after less than a month on the job, federal officials say

Key Takeaways:
- Susan Monarez served as CDC director for fewer than 30 days.
- The U.S. Department of Health and Human Services confirmed her departure.
- The Centers for Disease Control and Prevention is the nation’s top public health agency.
- Federal officials announced the change on a Wednesday (August 27, 2025).
- No additional context or explanation was provided in the announcement.
Introduction
Susan Monarez, who assumed the top post at the Centers for Disease Control and Prevention (CDC), has left her position after less than one month, according to federal officials. While the circumstances surrounding her departure were not specified, it marks one of the briefest terms in recent memory for a CDC director.
A Leadership Role Cut Short
Monarez’s tenure at the CDC began with a focus on overseeing the crucial work of the nation’s public health agency. However, in a surprising turn of events, she relinquished the role in under 30 days. The suddenness of her exit has drawn attention to the evolving leadership landscape at the agency.
Confirming the Departure
On Wednesday, the U.S. Department of Health and Human Services released a statement indicating that Monarez no longer serves as CDC director. “The director of the nation’s top public health agency is out after less than one month in the job,” officials confirmed. Beyond announcing her departure, the department provided no further details.
Implications for the CDC
The CDC plays a pivotal role in addressing public health crises, guiding medical research, and implementing nationally coordinated health strategies. A swift change in leadership can generate questions about continuity, planning, and long-term agency initiatives. Though the immediate impact of Monarez’s exit remains unclear, her short administration will likely be reflected upon when future leadership changes occur.
Conclusion
The abrupt nature of Susan Monarez’s departure highlights the complexities of leading a major health agency, particularly amid the many challenges facing public health. Additional information about her resignation was not included in the statement from the U.S. Department of Health and Human Services, leaving open questions about how the CDC will move forward.