Our Office

With our advanced technology and warm, friendly staff, we hope to create an effortless experience that eases your dentaphobia.
Located in the heart of Grand Central, we have been serving the Greater New York Community for more than 30 years. Our office specializes in prosthodontic, cosmetic, and implant dentistry, while offering a wide variety of exceptional services across numerous dental specialties.

Our state-of-the-art facility is equipped with the most modern dental tools, ensuring that patients receive effective treatments with the best technology. Our equipment includes digital X-rays, ITERO scanning, intraoral cameras, the DIAGNOdent™ laser for early cavity detection, and the Precise® SHP soft tissue diode laser for surgical procedures.

“We are a one- stop shop for all your dental needs.”

Dr. René Horvilleur


Owner & Prosthodontist

Dr. Horvilleur is a highly skilled dentist specializing in prosthodontics and implant dentistry in New York City’s Midtown East neighborhood. Dr. Horvilleur graduated from the National Autonomous University of Nicaragua and earned his dental degree in 1978. He pursued postgraduate education with a two-year prosthodontics program at the New York University College of Dentistry. He then went on to complete a five-year fellowship at the Dental Center of Peninsula Hospital in Far Rockaway, New York, where he taught prosthodontics and served as the chief attending clinical prosthodontist. During his fellowship, Dr. Horvilleur also worked in a multi-disciplined private practice in a hospital setting. He returned to NYU’s College of Dentistry in 1987 to earn a second dental degree, and in 1992, was conferred as a diplomate of the International Congress of Oral Implantologists.

Dr. Horvilleur has been honored with numerous awards throughout his career, including the award for Exceptional Dedication from the International Congress of Oral Implantologists’ World Congress XIX in Argentinean Obelisk, and a Gold Medal from the Sociedad Española de Implants. He stays active in his dental community with membership in numerous professional societies and is a former member of the Board of Directors of the International Congress of Oral Implantologists.

Outside of his work with patients, Dr. Horvilleur also serves as a consultant for a number of implant companies. He further contributes to the implant community by serving on the board of editors for the Journal of Implant Dentistry and working as an editor for the Sociedad Española de Implantes Dentales and Revista Asociación de Implantología Argentina. He also continues to actively teach courses in prosthodontics and implant dentistry both domestically and internationally.

He looks forward to giving his patients healthy and beautiful smiles.


Najhua Montero

Registered Dental Hygienist

Najhua Montero is a Registered Dental Hygienist who has been in the dental field for over 15 years now. Najhua, a Long Island resident attended Brookhaven Vocational Institute in 2003 for Dental Assisting. She then went on to complete her Health Sciences at Nassau Community College in Garde City, New York and earned her Dental Hygiene degree in 2014 from Briarcliffe College in Patchogue, New York. She has thousands of hours of clinical experience in both restorative dentistry and hygiene services. As a Dental Hygienist, Najhua’s strong emphasis is the treatment and diagnose of periodontal disease. Her main focus is to provide her patients with comprehensive education, progressive pain- management techniques, and proficient clinical solutions to treat and prevent periodontal ailments. When not in the office or continuing her education, she enjoys traveling to her native Costa Rica, skiing the East Coast and walking her Boston Terrier Lola.