Dr. John Harrison completed his undergraduate studies at the University of Mississippi in 2008. Upon graduation, Dr. Harrison spent the following year in Peru teaching English and assisting in a medical clinic as an intern for Peru Mission. He then attended the University of Mississippi Medical Center School of Dentistry in Jackson, MS, and achieved his DMD degree in 2013. Following the completion of this degree, he entered a two-year pediatric dental residency at Bon Secours St. Mary’s Hospital of Richmond in Richmond, VA. Upon completion of residency, Dr. Harrison moved to Nashville and began practicing at Dickson Pediatric Dentistry. He loved his time at Dickson Pediatric Dentistry and practiced there for nine years before moving to the East Bay with his family in late 2024.
He is board-certified by the American Academy of Pediatric Dentistry and maintains his AAPD Diplomate status. He is also a member of the California Dental Association, Contra Costa Dental Society, and California Society of Pediatric Dentistry. Dr. Harrison deeply values his role as a pediatric dentist, finding great joy in the privilege of guiding children through their dental journeys and watching them mature into confident adults.
Outside of the office, Dr. Harrison enjoys traveling, running, and spending time with his family. He and his wife are excited about exploring the East Bay and plugging into its vibrant community with their young daughter.






