News

Grand Erie Public Health (GEPH) is pleased to announce the appointment of Dr. Adelle Chang On as the new Acting Medical Officer of Health for Grand Erie Public Health, effective Monday, March 17, 2025. Dr. Chang On has accepted the temporary assignment from her permanent role as Associate Medical Officer of Health with Region of Waterloo Public Health.

Dr. Chang On has served as an Associate Medical Officer of Health with the Region of Waterloo for the past two years. She completed her specialist training in Public Health and Preventive Medicine at McMaster University in Hamilton, Ontario, where she is also a faculty member. In addition to her specialist certification from the Royal College of Physicians and Surgeons of Canada, she holds a Master of Public Health from Harvard University in Boston, Massachusetts. She is also certified as a family physician by the College of Family Physicians of Canada.

Dr. Chang On also has experience as a medical officer of health and primary care physician in her home country of Trinidad and Tobago, further enriching her diverse background in public health.

The next Grand Erie Public Health Board of Health meeting with Dr. Chang On is set for Wednesday, March 19, 2025.

For more information about Grand Erie Public Health visit www.geph.ca

Quotes

“We are pleased to welcome Dr. Chang On to Grand Erie Public Health. Her impressive credentials, combined with her passion for community health, make her an exceptional leader for our team. While this is a short-term arrangement until we have full-time support for the health unit, we are confident that her vision and expertise will greatly benefit the health and well-being of our community.”

• Amy Martin, Chair of the Board of Health, Grand Erie Public Health

“We would like to extend our gratitude to Dr. Tran from Southwestern Public Health for his support over the past several weeks. His dedication and expertise have been invaluable during this transition period. As we move forward, we are excited to have Dr. Chang On join our team as acting medical officer of health. Her impressive credentials will undoubtedly help enhance our efforts to improve the well-being of our residents.”

• Brent Richardson, CEO, Grand Erie Public Health

“I am honoured to accept the temporary role of Acting Medical Officer of Health with Grand Erie Public Health. I look forward to working with the Grand Erie Public Health Board, the Public Health Team and the community it supports. Public Health fulfills a vital role in the health and well-being of the community. I am pleased that through our mutual aid agreement as neighbouring public health units, we are able to support one another when needed.”

• Dr. Adelle Chang On, Acting Medical Officer of Health, Grand Erie Public Health

Grand Erie Public Health

Grand Erie Public Health (GEPH) is one of Ontario’s public health units. GEPH formed in January 2025 when the Haldimand-Norfolk Health Unit and Brant County Health Unit merged. We are dedicated to promoting and protecting the health and well-being of communities within the County of Brant, City of Brantford, Haldimand County, and Norfolk County. Our work is guided by the Health Protection and Promotion Act and the Ontario Public Health Standards, ensuring that our programs and services meet the highest standards of public health practice. We are committed to fostering healthy communities through prevention, education, and health promotion, while working in collaboration with local partners to address the unique needs of our diverse populations.

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