The Doctors

Dr. Nicholas Rallis

Dr. Nicholas Rallis is a Clinical Instructor at New York University College of Dentistry Full Mouth Rehabilitation Continuing Dental Education Program and a Speaker for Invisalign. He graduated from NYUCD in 1988 and completed a General Practice Residency at New York Hospital Queens Medical Center. He has been in private practice since 1990 focusing on family and cosmetic dentistry. In 1994 he earned a teaching degree in Byzantine Music from the Romanos O Melodos Music Conservatory, in Athens, Greece.

Dr. Rallis enjoys directing a professional choir, participating in outdoor activities and especially loves spending time with his family Renee, Ross, Nicole and Danielle. Renee and Dr. Rallis have been married for 22 years.

Dr. Chris Chondrogiannis

Dr. Chris Chondrogiannis is a Clinical Instructor at NYU College of Dentistry at the Full Mouth Rehabilitation CDE Program.  He is a graduate of New York University, College of Dentistry, where he received his Doctor of Dental Surgery degree and graduated in the Dean’s List. He is a member of the Omicron Kappa Upsilon Dental Honor Society.  Upon degree completion, Dr. Chondrogiannis accepted a General Practice residency at the Manhattan Veteran’s Affairs Medical Center.  He served as Chief Resident, Dental Services, and completed a Post Graduate residency in Periodontics.  Dr. Chondrogiannis has extensive experience in general dentistry as well as Periodontics and Implantology.  He is a member of the American Academy of Periodontology, American Dental Association, Northeast Society of Periodontists, New York County Dental Society, the New York State Dental Association, the New York Society of Forensic Dentists and elected as a Fellow to the New York Academy of Dentistry.  He has been honored by both the American Academy of Periodontology and the American Dental Association for his volunteering efforts following the events of September 11, 2001. He received the New Dentist Leadership Award by the NYSDA in 2003. Dr. Chondrogiannis is married to his wife Linda of 8 years and they have two children James and Amelia.  They live in Long Island.

Dr. Demetrios Mihalos

Dr. Demetrios M. Mihalos is a graduate of New York University College of Dentistry. Upon graduation, Dr. Mihalos received the Dr. Bernard E. Rudner Memorial Award for demonstrating superior performance in providing oral comprehensive care and administering a dental practice. Following graduation, Dr. Mihalos continued his training at Maimonides Medical Center where he completed a General Practice Residency program. Dr. Mihalos is dedicated to continuing education and has completed extensive training in cosmetic dentistry at The Rosenthal Institute for Aesthetic Dentistry at NYU. He is also a certified Invisalign provider. Dr. Mihalos is a member of the American Dental Association, The American Academy of Cosmetic Dentistry, The New York County Dental Society and the Hellenic Dental Association.

Since 1989, we’ve served patients with clinical excellence, extraordinary customer service, and state-of-the-art care. Call our dental office in Bayside today to reserve your consultation with Dr. Nicholas Rallis, Dr. Demetrios Mihalos, or our periodontist, Dr. Chris Chondrogiannis at our convenient Bayside, NY location.