Meet Our Doctors

Michael Kokolis, DDS


General dentistry with continuing education and experience in Temporomandibular Joint Disorders and Orofacial Pain, including snoring and sleep apnea


  • Associates Degree St. John’s University: 1991-1993
  • Bachelor’s of Science Adelphi University: 1993-1996
  • Doctor of Dental Surgery New York University College of Dentistry: 1996-2000
  • Two year residency in Temporomandibular Joint Disorders and Orofacial Pain, NYU College of Dentistry: 1999-2001

Continuing Education

  • Academy of Orofacial pain annual meetings
  • Academy of Cranial facial pain annual meetings*
  • 05/01 Academy of Orofacial pain and annual meeting in Washington D.C.
  • 07/01 Academy of Cranialfacial pain annual meeting in San Antonio TX.
  • 05/02 Academy of Orofacial pain annual meeting in TX.
  • 05/03 Academy of Orofacial pain annual meeting in Puerto Rico.
  • 05/04 Academy of Orofacial pain annual meeting in San Francisco, Ca.
  • 04/05 Academy of Orofacial pain annual meeting in Phoenix, AZ
  • 04/06 Academy of Orofacial pain annual meeting in Las Vegas, NV

Shady S. Samuel


  • State University of New York at Buffalo- Buffalo, NY
  • St. John’s University- Jamaica, NY

Clinical Experience

  • Staten Island University Hospital- Pediatric Dental Resident July 2012- Present
  • New York Methodist Hospital- PGY-1 Resident, PGY-2 Chief Resident- July 2010- July 2012

Professional Organizations

  • American Academy of Pediatric Dentistry- July 2010- Present
  • Alpha Omega Professional Dental Fraternity- September 2008- Present
  • CMDA (Christian Medical Dental Association)- September 2007- Present
  • American Student Dental Association (ASDA)- May 2006- Present


  • Second District Dental Society – June 2011
  • Scholarship for Exemplary Clinical work – August 2009

Sasha Alexander


  • Columbia University in the City of New York College of Dental Medicine, New York, NY:
    Postgraduate Endodontics Certificate, June 2012
  • Rush University Medical Center, Chicago, IL:
    General Practice Residency (GPR)
    GPR Certificate, July 2010
  • State University of New York at Buffalo School of Dental Medicine, Buffalo, NY:
    Doctor of Dental Surgery, May 2007 (magna cum laude)
  • Academic Honors:
    Dean’s List (6 of 6 semesters)
    Tucker’s Scholarship, 2003-2006
    awarded on the basis of academic performance Outstanding Achievements in Periodontics
    awarded by the American Academy of Periodontology
  • University of California, Los Angeles, Los Angeles, CA:
    Bachelors of Science Degree, June 2002 (summa cum laude)
    Major: Biochemistry
  • Academic Honors:
    Provost Honors (6 of 6 full-time quarters)
    Merck Index Awarded :awarded on the basis of academic performance in chemistry

Highest Honors in Biochemistry: awarded by the Department of Chemistry and Biochemistry

Research Experience

  • Postgraduate Researcher, March 2011- Present
  • Columbia University in the City of New York
  • Research involved a retrospective analysis of over 1,000 implant cases. The purpose of the project was to determine if placement of Dr. Charles Solomon, Primary Investigator

Professional Organization

  • American Dental Association, 2007- present
  • American Association of Endodontics, 2010- present
  • American Student Dental Association, 2003-2007
  • American Dental Education Association, 2005-2007

Siyan Lin DDS


  • 06/11-06/14 Certificate of Periodontics – Colombia University College of Dental Medicine
  • 09/08-06/11 Certificate of Prosthodontics- New York University College of Dentistry
  • 09/04-06/08 Doctor of Dental Surgery DDS- New York University College of Dentistry
  • 09/02-08/04 BS in Chemistry- Polytechnic Institute of New York University
  • 09/00-07/02 Degree not earned- Peking University School of Stomatology, China
  • Academic Positions (Begin with most recent and indicate F/T or P/T)
  • 09/11-05/14 Clinical Assistant Professor Prosthodontics- New York University College of Dentistry


  • 2008- Honor Program in Special Patient Care- NYU College of Dentistry
  • 2004- Graduated Summa Cum Laude- Polytechnic Institute of New York University
  • 2004- Dean’s list- Polytechnic Institute of New York University
  • 2003- Dean’s list- Polytechnic Insitute of New York University

Dorothy R. Lorenzo, D.M.D


  • Brookdale University Hospital Medical Center, Brooklyn, NY March 2009-2011
  • Oral & Maxillofacial Surgery Residency
  • St. Vincent’s Catholic Medical Center, Queens, NY July 2007-2009
  • Mary Immaculate Hospital
  • Oral & Maxillofacial Surgery Residency
  • VA NY Harbor Healthcare System, New York, NY July 2006-2007
  • Manhattan Campus
  • General Practice Residency
  • University of Pennsylvania, Philadelphia, PA September 202-2006
  • School of Dental Medicine
  • Iona College, New Rochelle, NY August 1998-2002
  • B.S. in Biology

Professional Affiliations

  • American Association of Oral & Maxillofacial Surgery
  • New York State Society of Oral & Maxillofcial Surgeons
  • American Dental Association

Harry Campbell DDS


  • Doctorate of Dental Surgery, Meharry Medical College of Dentistry 2002
  • B.S. Microbiology and Cell Science, University of Florida 1997
  • Frank Spears Education: Esthetic Excellence
  • Koi Center: Treatment Planning
  • Tip Edge: Orthodontics
  • California Implant Institute:
  • Nobel Biocare
  • Implant Treatment Planning
  • Bone Grafting
  • Surgical Placement
  • Implant Restoration


  • 11/13 – Present Sterling Dentistry PLLC, Private Practice
  • 05/13 – 11/13 Central Park West Dentistry, Associate General Dentist
  • 03/11 – 05/13 Delancey Dental, General Dentist, Managing Clinical Director
  • 04/06 – 03/11 Fee for Service Practice, Private Practice in Hudson Valley
  • 08/04 – 03/06 Aspen Dental, General Dentist, Managing Clinical Director
  • – Managing office/clinical staff, associate(s) and hygienist(s)
  • – Projecting, executing, achieving monthly, quarterly production goals for office and region
  • – Managed internal referral network of specialists to ensure uninterrupted patient treatment flow
  • – Training newly acquired staff for offices within region
  • 06/02 – 07/04 General Practice Residency, Coler-Goldwater Memorial Hospital

Jennie Lupo, D.D.S


  • D.D.S, New York University College of Dentistry: May 2006
  • B.S Biology, SUNY Stony Brook: May 2001
  • St. Francis Preparatory H.S: June 1997

Clinical Experience

  • Flushing Hospital Medical Center, Flushing, NY : General Practice Resident
  • New York University College of Dentistry: Student Doctor
  • NYUCD- Special Patient Care Honors Program

Professional Organizations


Pavlos K. Malonoukos, D.M.D

Doctoral, Collegiate, and International Education

  • Upstate Medical University: General Practice Residency
  • TUFTS University: School of Dental Medicine
  • Doctor of Dental Medicine (D.M.D)


TUFTS University Experience : Dental Internship at Tampa Family Health Centers, Inc.

  • St. John’s University
  • St. John’s College of Arts and Sciences
  • Bachelor of Science (B.S) 2008
  • Major: Biology
    St. John’s University: Treasurer of the Hellenic Club

Georgia Dellas, D.M.D


  • Wagner College, NY: Bachelors of Science, May 2009
    Major: Biology
    Minor : Chemistry
  • TUFTS University, Boston, MA: Doctor of Dental Medicine, May 2013
  • New York Methodist Hospital, Brooklyn, NY: General Practice Residency
  • -Chief Resident – Full Time: July 2014-June 2015
  • -Resident of the Year: June 2014

Membership in Professional Societies

  • Second District Dental Society (SDDS)
  • New York Student Dental Association (NYSDA)
  • American Dental Association (ADA)

Manny Gordon, D.M.D


  • SUNY Binghamton: B.A. History, 1993
  • SUNY at Buffalo School of Dental Medicine: D.D.S, 1997
  • St. Barnabas Hospital, Bronx, N.Y.
  • General Practice Residency: 1998
  • Advanced Cardiac Life Support: 1998
  • Dental Parenteral Conscious Sedation: 2001
  • University of Connecticut School of Dental Medicine: Certificate of Periodontology, 2001

Virendra Shah, D.D.S.


  • Ahmedabad Science College, Ahmedabad, India: 1966-1968
  • Nair School of Dentistry, Mumbai, India: 1968-1973
  • General Practitioner Dental Residency: 1974-1975.
  • New York University School of Dentistry, NY: 1976


All facts of general dentistry including:

  • Dental Examinations
  • Operatives
  • Simple Extractions & Periodontics
  • Fixed & Removable Prosthetics
  • Anterior & Molar Root Canal Treatments

Liney C. Espinosa, D.D.S.


  • Javeriana University School of Dentistry, Bogota Colombia, DDS: 1986
  • Certificate in Cosmetic Dentistry, Dentistry Federation of Colombia: 2001
  • State of Florida, Registered Dental Hygienist, RDH: 2005
  • New York University, Masters in Global Public Health (MGPH): 2011
  • New York University College of Dentistry, DDS: 2014
  • Bronx Lebanon Hospital, General Practice Resident (GPR) – Dental: 2015


  • Private Practice of Linev Espinosa, Bogota Colombia – Head Dentist: 1987-2006
  • Colombian Air Force, Dental Community Service – Dentist: 1986-1987
  • Employment Group Inc., Bogota Colombia – Dentist: 1988-1994
  • Davivienda Bank – Dental Center, Bogota Colombia – Head Dentist: 1995-2006
  • Garden State Dental Management, New York, NY – Dental Assistant: 2006-2010
  • Academy for Academic Leadership – Faculty Development Seminars: 2014-2015
  • Uptown Dental Group – Associate DDS: 2015-2016
  • Tribeca Dental Studio – Associate DDS: 2016-2018
  • Valger Alex & Irene Dentistry Orthodontics: 2018-present


  • New York University College of Dentistry Class of 2014:
    Class of 1932 Robert J. Dittola Memorial Award: “Excellence in clinical Dentistry”

Rita Estephan, D.M.D.


  • Aspen Dental
  • NYU Langone
  • TUFTS University, Boston, MA

Ashita Chawla


  • New York University, College of Dentistry, New York, NY: Advanced Placement: DDS, 3 year program with emphasis on hands on learning experience within a large and diverse patient population: 2013-2016
  • Sardar Patel Institute of Dental and Medical Sciences, Lucknow, India: Bachelor’s Degree in Dental Surgery: 1999-2005


  • Concerned Dental Care, NY
  • Kingsbrook Jewish Medical Center: General Practice Residency
  • Puran Dental Clinic
  • Advanced Dental Care
  • NYU College of Dentistry, Department of Epidemiology and Health Promotion
  • Sadar Institute of Dental and Medical Sciences
Professional Organizations
  • American Student Dental Association
  • Indian Dental Association
  • Chandigarh Dental Association
  • Advanced Placement Student Dental Association
  • Punjabi Student Association

Salon Choi


  • Icahn School of Medicine at Mount Sinai: NYC Health and Hospitals – Queens: General Practice Residency: June 2019
  • Rutgers School of Dental Medicine: Doctor of Dental Medicine: May 2018
  • The UMDNJ Graduate School of Biomedical Sciences: Master of Biomedical Sciences: May 2013
  • Cornell University: Bachelors of Science in Human Biology, Health and Society: May 2019

Community Involvement

  • ADA Give Kids a Smile, Volunteer
    • Provided oral health education, screening and dental prophylaxis to children and provided fluoride treatment to help prevent tooth decay in children.
  • Chinatown YMCA Community Service, Volunteer
    • Provided oral hygiene instructions, distributed oral hygiene kit to children and raised awareness of oral hygiene.
Professional Organizations
  • Gamma Pi Delta Prosthodontics Honor Society
  • Advanced Cardiac Life Support (ACLS)
  • Basic Cardiac Life Support (BCLS)
  • Reporting Child Abuse
  • Infection Control

Aditi A. Parikh


  • George Washington University: MPH in Epidemiology, 2011
  • University of Pittsburgh, DMD, 2006
  • University of Pittsburgh, BA, 1999


  • Peninsula Hospital Dental Department: Residency for NYS Dental License: May 2007 – 2008.
  • Montefiore Medical Center: Attended General Practice Dental Residency : August 2006 – March 2007.
Professional Experience
  • Aspen Dental: General Dentist
  • Smile NY Outreach LLC: General Dentist
  • Western Dental: General Dentist
  • Smile America: General Dentist
  • Family and Cosmetic Dentistry: General Dentist
  • Quality Dental Care: General Dentist
  • Hartford Dental Care: General Dentist
  • George Washington University Cancer Institute: MPH Research Institute Assistant
  • Albany Access Dentistry: General Dentist
  • Preferred Dental Care: General Dentist
  • Kings 26 Dentistry PC: General Dentist

J. Vincent Vecchione


  • New York University, College of Dentistry: 1993-1997: Doctor of Dental Science Degree earned May 1997
  • Rutgers University: 1994-1997: Bachelors of Science Degree in Biology, Minor in Psychology earned May 1991
  • Bergen Community College: 1986-1991: Associate Degree in Biology earned May 1989

Post Graduate Training

  • Lincoln Medical and Mental Health Center, Bronx, NY: Oral and Maxillofacial Residency Training Program, Resident of Oral and Maxillofacial Surgery 1999-2003.

Christina Seong


  • University of Connecticut Health Center: M.S. Orthodontics, 2019
  • University of Pittsburgh, DMD Dentistry, 2016
  • University of North Carolina at Chapel Hill, B.S. Biochemistry, 2011

Research Experience

  • UConn Health Center Department of Orthodontics, 2016-2019

Awards and Associations

  • University of Pittsburgh School of Dental Medicine: Dean’s List with Honors
  • American Association of Orthodontists
  • American Dental Association