POLITIS PERIODONTICS - Key Persons


Bernadine Sullivan

Job Titles:
  • Dental Hygienist
Bernadine Sullivan received her dental assisting certification from Loyola University's School of Dentistry. She then worked in Loyola Hospital's general practice residency before returning to the dental school to obtain her dental hygiene degree and complete her undergraduate studies. Bernadine has been providing her gentle and caring services as a team member since 1995.

Constantine L Politis

Dr. Politis is a great periodontist! He is focused on providing excellent care and in a compassionate, comfortable way. I appreciate his honesty and... Dr. Politis is a consummate professional. He is passionate about his craft and full of compassion for his patients and their care. Dr. Politis is a graduate of Loyola University's School of Dentistry, where he completed postgraduate studies in Periodontics. He then served as Director of Undergraduate Clinical Periodontics. He has lectured locally, nationally and internationally and is a member of several professional organizations. He has earned his fellowship in the Academy of General Dentistry. Dr. Politis is past-president of the Illinois Society of Periodontist, Hellenic American Dental Society, Chicago Dental Society West Side Branch and served as both an executive board member and editor for the Mid-West Society of Periodontics. He is actively engaged in the full-time private practice of clinical Periodontics in River Forest, Illinois.

Dianne Diaz

Job Titles:
  • Office Admin
Dianne Diaz has been serving our patients administrative needs since 2006. She is an expert in aiding our patients with their financial and insurance needs. Dianne is fluent in Spanish.

Kevin W. Luan

Job Titles:
  • Certified Periodontist and Dental Implant Surgeon
Dr. Kevin Luan is a Board-Certified Periodontist and Dental Implant Surgeon with an interest in advanced techniques in surgical periodontics and implant therapy. Originally from the U.K., he received his dental degree from King's College London, England, and was awarded the Frank Ashley Prize from the British Society of Periodontology. Following graduation, Dr. Luan was selected as a Thouron Scholar to attend the University of Pennsylvania where he completed his specialist training in Periodontics. Dr. Luan began his career as an award-winning faculty member at the University Of Illinois College Of Dentistry in Chicago where he was Clinical Associate Professor in the Department of Periodontics. Passionate about dental education, he serves as a National Dental Board licensure examiner for the Commission of Dental Competency Assessments. Dr. Luan is a Diplomate of the American Board of Periodontology, Nevins Biohorizons Fellow of the American Academy of Periodontology Foundation, and a Fellow of the International College of Dentists.

Nadiya Danilevich

Job Titles:
  • Dental Assistant
Nadiya Danilevich joined our team in 2014 and has been an integral member ever since. After 7 years of assisting at an endodontic specialty practice she brought her excellent assisting skills to our team. Nadiya is fluent in Ukrainian, and speaks Polish and Russian.