206 Spring Street 5th Fl New York, NY 10012
Dentist In SOHO, NYC
Quality, Honest, and Personalized Dental Care
Experience Dentistry Without the Stress5.0 Average Rating from 196+ Happy Patients

Gentle Care for a Confident Smile
At SohoSmile®, we believe a dental visit should be stress-free and comfortable. From the moment you walk in, our friendly team and relaxing atmosphere help put you at ease. We provide honest, high-quality care—never recommending treatments you don’t need. Your health, comfort, and trust are our top priorities.
We understand the importance of having a dental practice that provides you with exceptional care. Our staff is committed to serving each and every patient with attentive care and impeccable dental work. As one of our patients, you deserve nothing less.
Hassle-Free First Appointment
We Can’t Wait to Meet You!

Meet Dr. Ari Koutsoubis
Dr. Ari Koutsoubis, DMD a restorative dentist renowned for his expertise in reconstructive and cosmetic dentistry, all while incorporating a biologic philosophy that prioritizes the overall health and well-being of his patients. With a passion for dentistry spanning over a decade, Dr. Ari’s journey has been marked by diverse experiences and a relentless pursuit of excellence.
Beginning his career as a dental hygienist, Dr. Ari cultivated a deep understanding of oral health and patient care. He earned his Bachelor’s degree in Bioscience from SUNY Farmingdale State University, laying a solid foundation in the biological sciences that would later form his approach to dentistry.
Continuing his academic pursuits, Dr. Ari pursued his Doctorate of Dental Medicine from Tufts University School of Dental Medicine in Boston, MA. During his time at Tufts, he distinguished himself with his exceptional clinical skills, earning the prestigious senior prize for excellence in general dentistry. His dedication and talent were further recognized with scholarships from esteemed organizations such as the New England Hellenic Medical and Dental Society.

Meet Dr. John Koutsoyiannis
John Koutsoyiannis, DDS leads a dynamic and diverse team of dental professionals dedicated to delivering exceptional care and crafting radiant smiles in the heart of Soho, NYC. Our practice embodies a multidisciplinary approach, harnessing the collective expertise of various specialties to ensure comprehensive and personalized treatment for each patient.
As a premier destination for cosmetic dentistry, Dr. John offers an extensive array of services tailored to enhance and restore the beauty of your smile. From bespoke porcelain veneers to discreet Invisalign® treatments, dental crowns, teeth whitening, and comprehensive general and preventative dental care, we cater to all your dental needs under one roof.
As a leading dentist in NYC, Dr. John opened SohoSmile® in January 2008 and continues to constantly implement the most current and innovative dental techniques in the most comforting and serene environment. Patients turn to Dr. John for his attention to detail, kindness, professionalism, honesty and the highest level of patient care.

Meet Dr. Lea Planzos
Dr. Lea Planzos, DMD, MS, is a board-certified periodontist who has deep ties to her hometown of Brooklyn, New York. With a strong passion for gum health, Dr. Planzos has dedicated her career to helping patients achieve optimal oral health, with a focus on the gums and underlying bone. Her journey in dentistry began at the University of Pennsylvania School of Dental Medicine, where she earned her dental degree with clinical honors. She then continued her education at Columbia University, earning a Master’s in Periodontics and Implant Dentistry.
Throughout her education and training, Dr. Planzos remained committed to advancing the field of periodontics. She contributed to a clinical study on immediate implant placement, which was published in dental literature. Today, Dr. Planzos holds the title of Diplomate of the American Academy of Periodontology, a prestigious designation that highlights her expertise and commitment to periodontal care.



