John H. Ko, DDS, is a skilled and compassionate dentist who brightens smiles at John H. Ko, DDS in Pleasanton, California. He’s been certified by the Royal College of Dental Surgeons and the California State Dental Board for more than two decades, and he is currently a member of the American Dental Association, the California Dental Association, and the Southern Alameda County Dental Society.
Dr. Ko was born and raised in Toronto, Canada, and went to the University of Toronto for both his Bachelor of Science degree in microbiology/biochemistry and his Doctor of Dental Surgery degree. After graduating in 1991, he and his wife moved to British Columbia and started a dental practice in North Vancouver. In 1997, they relocated to the Bay Area to be closer to family and have called Pleasanton home ever since.