General Information

Dr. Tatosian was born and raised in St. Louis, Missiouri. He attended the University of Missouri-St. Louis and recieved his B.S. degree in chemistry. He then recieved his dental degree from the University of Missouri-Kansas City followed by a general practice residency at the Veterans Administration Hospital at Kansas City.

Dr. Tatosian practiced general dentisty for five years and was on faculty at Washington University School of Dental Medicine in St. Louis. He then recieved his endodontic specialty training and M.S. degree from the University of Texas Health Science Center at Houston. Dr. Tatosian is a diplomate of the American Board of Endodontics and is an adjunct faculty member at the University of Southern California, School of Dentistry Endodontic Department. He has maintained his private endodontic practice in Mission Viejo, California since 1992. Dr. Tatosian holds memberships in:

• American Association of Endodontics
• American Dental Association
• California Dental Association
• Orange County Dental Society
• Southern California Academy of Endodontists
• Southwest Society of Endodontists
• California State Association of Endodontists

When you call or arrive to our office you will be greeted by either Sue (left) or Stephany (right). They will assist you with registration, scheduling, insurance questions, communications with your referring doctor's office or a number of other issues that may come up.  They look forward to meeting you and helping with your dental needs.

Tania (left) and Aida (right) assist Dr. Tatosian chairside during your endodontic procedure.  They are highly skilled and will help with making your experience here comforting.