Welcome to the office of Dr. Joseph Grenn
Dr. Joseph J. Grenn, a native of Boston, Massachusetts, has been in private practice limited to endodontics in San Francisco for over twenty years . He received his dental degree from Tufts University School of Dental Medicine and completed his postgraduate residency in endodontics at Harvard School of Dental Medicine.
A pioneer in the development of endodontic microscopic treatment, Dr. Grenn is a past president of the California Association of Endodontists, a Harvard fellow, assistant clinical professor at the University of California San Francisco School of Dentistry, and staff member of Kaiser and CPMC hospitals. In addition, Dr. Grenn is an international lecturer on utilizing innovative technology to provide the best of care. A charter member of the American Association of Microscopic Endodontists, he has also been honored with a life membership in the American Dental Association, California Dental Association and American Association of Endodontists.
Dr. Grenn's personal goal is to provide his patients with the finest of care with the state of the art techniques and maximum attention to patient comfort .