Welcome to Providence Prosthodontics Dental Group

Opening Hours : Mon-Thur: 8am to 5pm | Fri: 8am to 1pm
  Contact : (714) 771-7555

Dr. Gregory Guichet

Dr. Gregory Guichet graduated from Georgetown University School of Dentistry in Washington D.C. in 1982. He immediately entered his residency in Advanced Prosthodontics at University of Southern California School of Dentistry. He continued to teach restorative dentistry as a Clinical Instructor at USC while maintaining a private practice and developing Providence Prosthodontics Dental Group. Dr. Guichet is a member of many professional organizations including the American College of Prosthodontists, the American Prosthodontic Society, the Academy of Osseointegration, American Mensa, the American and California Dental Associations and the Orange County Dental Society. He is a Past President of the California Section of the American College of Prosthodontists. In addition to conventional restorative dental procedures, Dr. Guichet’s particular focus includes implant prosthodontics, TMD and Malocclusion, periodontally compromised patients, difficult denture patients and reconstructive dentistry with an emphasis on esthetics.

Dr. David Guichet

Dr. David Guichet is a Diplomate of the American Board of Prosthodontics and a graduate of the Maxillofacial Prosthetics and Implant Dentistry Residency at UCLA School of Dentistry. He completed a Graduate Prosthodontics Residency at the Veterans Administration West Los Angeles and a General Practice Residency at the Veterans Administration Long Beach and received a DDS degree from UCLA School of Dentistry. He is a Fellow of the American College of Prosthodontists, a Member of the Academy of Osseointegration and a member of the Pacific Coast Society for Prosthodontists. Dr. Guichet maintains a private practice limited to prosthodontics, implant dentistry and esthetic rehabilitative dentistry in the city of Orange, California. He previously conducted research and was a faculty member in the Department of Prosthodontics at UCLA School of Dentistry. He frequently lectures on the subject of implant dentistry and esthetic rehabilitative dentistry.

Dr. Anthony Gabriel

Dr. Anthony Gabriel is a prosthodontist who specializes in implants, esthetics, and advanced cases that require additional attention and expertise. Dr. Gabriel grew up in Anaheim, CA, and attended UC Irvine where he completed a bachelor’s degree in Biological Sciences. His passion for working with his hands and aiding others led him into the field of dentistry. After attending the University of Nevada, Las Vegas School of Dental Medicine, he practiced general dentistry in the Las Vegas area. His desire to expand his knowledge base and provide the best possible care for his patients drove Dr. Gabriel to pursue additional training in the field of Prosthodontics. He earned a Prosthodontic Certificate from one of the top residencies in the nation at the University of Illinois, Chicago. Dr. Gabriel integrates a holistic approach to his care, focused on addressing all patient’s concerns, improving their quality of life, and amplifying their confidence. In his free time, he enjoys spending time with his family, working on cars, cooking, and traveling.


Dr. Niles Guichet (Retired)

Dr. Niles Guichet, Diplomate of the American Board of Prosthodontics, is a Fellow of the American College of Prosthodontists, the Academy of Prosthodontists and the Pacific Coast Society for Prosthodontics. Dr. Guichet is a Past President of the American Equilibration Society and the American Academy of Esthetic Dentistry. He was a guest lecturer and a continuing education instructor at many dental schools. He designed and developed the Denar Instrument System, numerous patient and dentist education aids, and has developed many practice management concepts associated with an occlusion/TMD oriented practice. In addition: he authored 14 teaching manuals; numerous articles; presented over 500 post-graduate courses throughout North and South America, Europe, Australia and the orient; and has patented 16 inventions relating to dental instrumentation. He was Chairman of the Board of Directors and Director of Research and Education of NGA (Niles Guichet Associates) Seminars, Inc.