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Meet The Doctors

Alexander Leonov, DDS

General Dentistry


Moscow Medical Stomatological Institute Moscow, Russia 1974-1979

Dr. Leonov has been engaged in private practice in California since 1979.


He has had extensive training, experience and ongoing continuing education in the following areas:


Contemporary Esthetic Fixed Prosthodontics International Dental Institute

Simplified Endodontics University of Southern California (USC)

Dental Ethics for a Changing Profession University of California

Endodontic Re-treatment University of Southern California (USC)

Simplifying Difficult Extractions University of Southern California (USC)

High Tech Periodontics University of Southern California (USC)

Expanded Application of Implants University of Southern California (USC)

Technology & Techniques for Porcelain Veneers University of Southern California (USC)

Crown Lengthening Perio Institute


Dr. Leonov’s hobbies include traveling, and reading.

Michael Dugas, DDS

General Dentistry


D.D.S. - University of California Los Angeles 1976


Professional Organizations

American Dental Association

California Dental Association

Orange County Dental Association

Dr. Dugas is proficient in crown and bridge, anterior esthetics,

composites, oral surgery, removable and implant diagnosis

and restoration. He is a strong patient advocate always looking

for the right solution for their dental needs.


When not in the office you’ll probably find him on the golf course.

John Lamsam, DDS



Bachelor of Science Degree Marquette University

Milwaukee, Wisconsin 1973


Doctor of Dental Science DegreeLoyola University Dental School

Maywood, Illinois 1978


Post-Graduate Degree in Orthodontics Loyola University

Maywood, Illinois 1980


Clinical Experience

Dr. Lamsam was in private practice in the

Chicago area from 1980-1984. Presently,

Dr. Lamsam maintains two private

practices in Los Angeles and Long Beach.

He keeps abreast with the latest dental and

orthodontic technology and advancements

through continuing education and

advanced training courses.


Dr. Lamsam specializes in all phases of

orthodontic treatment for children an

adults and is a certified Invisalign



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