Office of the Director | National Institute of Environmental Health Sciences

Office of the Director | National Institute of Environmental Health Sciences
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The Office of the Director provides leadership, coordinates initiatives, and oversees the scientific research, administration, and communications for the National Institute of Environmental Health Sciences (NIEHS) and National Toxicology Program (NTP).
Kyle M. Walsh, Ph.D.
Director, NIEHS & NTP
Tel 984-287-3812
[email protected]
Trevor K. Archer, Ph.D.
Deputy Director, NIEHS;
NIH Distinguished Investigator
Tel 984-287-4000
Fax 919-316-4566
[email protected]
Executive Staff
Mary E. Billheimer
Chief of Director's Operations
Tel 984-287-3805
[email protected]
Tina M. Loos
Program Specialist (Administrative Operations)
Tel 984-287-4429
[email protected]
Cyrena R. Silvera
Program Specialist (Program Operations)
Tel 984-287-3799
[email protected]
Sherry A. Eason
Administrative Specialist
Tel 984-287-3800
[email protected]
Jennifer E. Chatman
Staff Assistant
Tel 984-287-3022
[email protected]
Beth M. Perry
Contractor - Operations Coordinator
Tel 984-287-3220
[email protected]
Shannon T. Deegan
Contractor - Executive Assistant
Tel 984-287-3780
[email protected]
Related Links
Clinical Research Branch
Intramural Research Division
Library & Information Services
Management
Translational Toxicology Division
Organizational Structure
Past Directors and Nobel Laureate
Programs & Initiatives
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Last Reviewed: February 24, 2026