Director’s Corner

Director of Public Health Department and Social Services

Arthur San Agustin, MHR
arthur san agustinArthur U. San Agustin serves as Director of the Department of Public Health and Social Services (DPHSS) since October 2019.  During his more than 32 years of service in the Government of Guam, he was recognized as Manager of the Year in 2001 and Social Worker of the Year in 1990, among several accolades. Prior to taking the helm at DPHSS in the middle of the COVID-19 pandemic, he served as the department’s Acting Director in 2011 and as Administrator for the department’s Division of Senior Citizens. He graduated with a BS in Social Work from the University of Guam and a masters in human resources from the University of Oklahoma, Advanced Programs.

Deputy Director of Public Health Department and Social Services

Laurent S.F. Duenas, MPH, BSN, RN

Laurent DuenasMs. Laurent S.F. Duenas, MPH, BSN, RN retired as the Administrator of the Bureau of Family Health and Nursing Services with 32 years of service at the Guam Department of Public Health & Social Services (DPHSS).  She worked as a Health Specialist for the Guam Legislature for 4 years.  At the Legislature she researched and wrote health bills and policies.  She was the “Health Leaders Achieving Today Tomorrow’s Excellence” (HLATTE), CDC Project Director at the University of Guam, Micronesian Health and Aging Studies for 5 years.  The grant was an opportunity to travel to the jurisdictions in the Pacific Islands and provide Management in Health training for the nurses and management health professionals.  She worked with the University of Guam, School of Business and Public Administration as Adjunct Faculty from 1998-2019, teaching the Minor in Health Services Administration courses.  Ms. Duenas is a certified CDC Train-the-Trainer in International Management in Health and provides consultation and management in Health training in the Pacific jurisdictions.  Ms. Duenas graduated from the first nursing program at the University of Guam with an Associate of Arts in Nursing.  She has a BSN degree from Montana State University and a Master’s in Public Health, Health Services Administration from the University of Hawaii in Manoa.

Ms. Duenas has been the Deputy Director for the Department of Public Health and Social Services since January 2019.  She has experienced the challenges of dealing with the Dengue Fever epidemic; the fire of the Department’s main facility, which displaced many of the Department’s Division administration and health services; reorganization of the Department and the COVID-19 Pandemic.

Deputy Director of Public Health Department and Social Services

Terry Augon

Terry AguonTerry G. Aguon serves as deputy director of the Department of Public Health and Social Services.  Prior to retiring from DPHSS in 2017, he was a supervisor for the Bureau of Social Services Administration and served as Acting Human Services program Administrator for Project Karinu, Bureau of Family Health and Nursing Services.
Mr. Aguon has a wealth of experience, institutional knowledge, and is passionate for helping the island’s foster children, at-risk populations, including cancer patients, and those afflicted with HIV/AIDS, and our island’s foster children.

Chief Public Health Officer

Chima Mbekwem, MSHS

Chima Mbekwem

Chima Mbakwem, MSHS, was formally promoted to the position of Chief of Public Health, July 2021. A graduate of Trident University California, His career started back in Nigeria working in rural communities. He was responsible for the development of innovative alternatives to existing operations to fit into different cultural and work settings without losing project objective and goals.  He led a diverse team of healthcare experts that provided counseling, treatment and palliative care for people living with HIV/AIDS/TB. He managed statewide projects/programs; and strengthened institutional management and technical capacity of national faith-based organizations, non-governmental organizations, networks of individuals living with HIV/AIDS and other organizations. He provided leadership and technical support on communicable diseases research, training, community based participation, behavior change communication, advocacy to create demand and use of Public Health services. He led a pilot program in the use of mobile technology to improve TB medication adherence in the pacific islands using Asynchronous Video Directly Observed Therapy. He volunteered for Services to the Armed Forces program of the American Red Cross in Japan and Germany from 2010-2015 and is currently a Board Member National Tuberculosis Controller Association

Chief Environmental Public Health Officer Division of Environmental Health (DEH)

Masatomo Nadeau

Masatomo Nadeau

Tom Nadeau is a Chief Environmental Public Health Officer with the Division of Environmental Health (DEH) of the Department of Public Health and Social Services.  Tom obtained his bachelor’s degree in Biology and a master’s degree in Environmental Science from the University of Guam, and has worked as an environmental health practitioner for nearly 30 years.  He is credentialed as a Registered Environmental Health Specialist, Certified Professional-Food Safety, and Healthy Homes Specialist with the National Environmental Health Association.  He performs his job conscientiously with enthusiasm, and he honors and respects the trust and responsibilities placed upon him by the public. 

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