[1] Porter attended the Hudson River Institute in Claverack and Cortland Normal School.
He also became chair of Chemistry in the medical college immediately following his graduation, which he held until he became Professor of Physiological Materia Medica.
[3] Porter was consulting physician to the Laura Franklin Free Hospital for Children and the Hahnemann Hospital, a Medical Examiner for the Manhattan Life Insurance Company and Penn Mutual, and Professor of Medical Chemistry and Sanitary Science.
In 1905, Governor Frank W. Higgins appointed him Commissioner of the New York State Department of Health.
As Commissioner, he focused on controlling contagious diseases, the matter of the state's polluted streams, the fight against tuberculosis, and a general education effort in public health work.
[6] For many years, he lectured at Cornell University on public health and state medicine.
He retired from public health work and other professional activities in 1914, devoting himself to managing a dairy farm between five and six hundred acres in Upper Lislie.
He was a trustee of the Hudson–Fulton Commission and chairman of the committee on public health and convenience of the Hudson–Fulton Celebration.