Meet Dr. Lionell N. Greenberg

Dr. Lionell N. Greenberg

Call Our Periodontist in Santa Monica Today

Dr. Greenberg began his dental career forty years ago and continues to maintain a full-time private practice specializing in Periodontics and Implant Dentistry in Santa Monica, CA.  Dr. Greenberg has been a teacher of dental students at the UCLA School of Dentistry, Department of Periodontics.  Twenty years ago he began teaching graduate students at the Wadsworth Veterans Administration Hospital in West Los Angeles and continues that to this day.

In addition to his private dental practice, Dr. Greenberg has been actively involved in his dental fraternity, Alpha Omega, on both a local and international level.  He was elected to all the leadership positions in the organization and became International President in 1992.  In 2000 he became Chairman of the Alpha Omega Foundation, and at the present time he maintains a high level of participation in his local chapter as Executive Director. 

Dr. Greenberg is also an active member of the Western Society of Periodontology (WSP).  He is currently the Chairman of the 2013 Annual Program, and he will become the organization’s President in 2014.

For the past 25 years Dr. Greenberg has hosted bi-annual seminars where distinguished speakers educate dentists, dental assistants and hygienists from the surrounding communities.

Dr. Greenberg has an extensive background in education. By keeping current with new technology and advancements in the field, he continues to expand his knowledge and expertise.  His practice is committed to the long-term stability of good oral health and treatment of the whole patient.

Curriculum Vitae


1966 - 1968 University of Illinois, Chicago Medical Center, Certificate in Periodontics
1965 - 1966 Seattle Veterans Administration Hospital Internship
1961 - 1965 University of Minnesota, School of Dentistry, B.S., D.D.S.
1958 - 1961 University of Minnesota, B.A.

State Boards:

  • California
  • Illinois
  • Minnesota
  • Oregon
  • Washington

Hospital Appointments:

Saint John’s Hospital Staff, Santa Monica-Board of Directors of the Dental Staff 1974 - 1978
Santa Monica Hospital Staff, Santa Monica

Teaching Experience:

1982 - Present Periodontics Consultant, Wadsworth Veterans Administration Hospital, West Los Angeles
1968 - 1987 Lecturer, Department of Periodontics, UCLA School of Dentistry

Professional Memberships:

  • Academy of Osseointegration
  • Alpha Omega Dental Fraternity
  • American Academy of Periodontology
  • American Dental Association
  • California Dental Association
  • California Society of Periodontology
  • Western Los Angeles Dental Society
  • Western Society of Periodontology

Professional Honors:

1995 Presidential Citation from Alpha Omega International Dental Fraternity
1990 Fellow of the International College of Dentists
1988 Fellow of the American College of Dentists
1986 Meritorious Service Award from Regency 14 of Alpha Omega Fraternity
1985 Certificate of Merit from Alpha Omega International Dental Fraternity
1981 The Maimonides Award from the Dental Division of State of Israeli Bonds
1981 Presidential Citation from Alpha Omega Dental Fraternity International Meeting
1980 Nathan Styrt Award from the UCLA Undergraduate Chapter

Professional Offices:

Western Dental Society:

  • President 1986 - 1987
  • Vice-President, Marketing 1984 - 1985
  • Membership Committee Chairman 1983 & 1984
  • Leadership Seminar Chairman 1982 & 1984
  • President-Elect 1980 - 1981
  • Secretary/Treasurer 1979 - 1980

Western Society of Periodontology 

  • President 2014
  • President Elect 2013
  • Chairman, Annual Meeting 2013
  • Board of Directors, 1975 - 1976

California Dental Association:

  • House of Delegates
  • Delegate, Western Dental Society 1979 - 1987

American Dental Association:

  • House of Delegates
  • Alternate Delegate, CDA 1986

Dental Foundation of California:

  • Vice President 1991
  • Board of Directors 1974 - 1978 & 1988 - 1991
  • Chairman, Senior Student Seminar 1974 - 1975

Alpha Omega Service:

  • Los Angeles Chapter acting Executive Director 2012-present
  • Tel Aviv University GoldSchleger School of Dental Medicine Fundraiser- CoChair Greater Los Angeles area 2013
  • Pillar of the Tel Aviv University GoldSchleger School of Dental Medicine 2013
  • Alpha Omega Foundation - Chairman 2000 - 2003
  • Fundraising campaign for Hadassah Hebrew University School of Dental Medicine Chairman 1996
  • Marshal International Convention in Palm Springs 1996
  • International Chief Justice 1995
  • International President 1992
  • International President Elect 1991
  • International Secretary 1987 - 1990
  • Marshal - International Convention in Palm Springs, December 1983
  • Regent - Regency #14 1981 - 1982
                 • Chartered New Alumni Chapters in San Diego and Phoenix;
                 • Directed Undergraduate Rap Sessions and West Coast Leadership Seminars
  • President, Los Angeles Alumni Chapter 1977
           Outstanding Achievements:
                 • Establishment of Alpha Omega Treatment Room at Cedars Sinai Hospital
                 • International Alpha Omega Efficiency Award
                 • Russian Retraining Program

Chairman of the following International Committees:

       Alpha Omega Foundation - Grants Committee 1998
       Bridge the Gap Campaign to rebuild
             • Hadassah Hebrew University School of Dental Medicine 1993 - 1995
       Meritorious Service Award Committee 1993
       Certificate of Merit Committee 1994
       Past International Presidents Committee 1995
       Long Range Planning Committee 1991
       International Leadership Seminar, Toronto 1991
       Revising the Marshal’s Manual 1984
       Externship Committee 1983 - 1987
       Internship and Residency Committee 1983 - 1987
       Membership Committee 1980 - 1982


Community Services:

 Anti-Defamation League - Chairman of Inaugural Dental Division Dinner 1997
 State of Israel Bonds - Dental Division Chairman 1993 - 1995
 American Friends of the Tel-Aviv University West Los Angeles- Dental Chairman, Benefactor 1984
 Prime Minister’s Club - Israeli Bonds 1983, 1990
 United Jewish Welfare Fund - Dental Division Chairman 1979 - 1982
 American Friends of the Hebrew University - Chairman for the Dental Division - Founder 1979

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