Dr. Keith L. Sheppard grew up in Half Moon Bay. He comes from a family of dental professionals. His father was a dentist and his brother is also a dentist. His mother works in the dental field as well. He earned his doctorate from the University of the Pacific, Arthur A. Dugoni School of Dentistry, and completed a Dental Residency Program at Lutheran Medical Center.

He maintains active memberships with the American Dental Association, the California Dental Association and the Butte Sierra Dental Society.

Outside of the office, Dr. Sheppard enjoys volunteering with California Care Force and Give Kids-A-Smile, fishing, and spending time with his wife and three daughters.