Dr. Sierra has been practicing dentistry for over 23 years after attending dental school in the Dominican Republic and receiving his D.D.S. at UCE. He then went on to do 2 years of dental school at NYU. Dr. Sierra attends to patients at both the Oakland Park and Davie locations.
Dr. Maria Gabriela Mantellini moved to Ann Arbor, Michigan in 1999, after graduating from the Universidad Central of Venezuela as an Odontologist (DDS). At the University of Michigan in 2000 she received her Certificate of Restorative Dentistry. While working on her masters, Dr. Mantellini began teaching at the undergraduate level. In 2002 she earned her Masters of Science in Restorative Dentistry, and was appointed as a Clinical Assistant Professor for the Comprehensive Care Clinics at the University of Michigan 2002-2005. In 2005, Dr. Mantellini moved to South Florida and she switched gears she has been only working in private practice ever since. She has practiced General and Restorative Dentistry in the Broward county area for over 8 years now, and has had the pleasure of being part of the outstanding team at Sierra Dental for the past 4 years.
Dr. Mantellini is a highly knowledgeable, skilled and well trained dentist in her specialization field, Cosmetic and Esthetic Restorative Dentistry. She believes in prevention dentistry and she is committed to preventing dental problems before they start.
“Here at Sierra Dental, we like to help people not only to make them feel good, but also to make them look better. Dentistry is not just a job for me; I chose to be a Dentist because it is an interesting combination of science, art and design. I love what I do and I consider myself lucky to have the opportunity to change people’s smiles and lives.”
Dr. Mantellini believes that dentistry is a science that is constantly changing; dentistry continues to evolve through the developing of new dental materials and the budding of dental technology.
In order to stay at the leading edge of her career, she belongs to the Implant Study Club of South Florida (iTi), which helps her to continue learning about innovative techniques and new materials.
Dr. Mantellini is a member of the American Dental Association, South Florida Dental Association, DOCS and the International Team for Implantology.
Dr. Sanchez graduated from Florida International University in 2001, attaining a BS in Biology. He received his dental training at University of Florida College of Dentistry (2001-2005). He then completed a one year fellowship program in Implant Dentistry at University of Florida College of Dentistry. Dr. Sanchez completed a three-year Prosthodontic Certificate Program at the Louisiana State University School of Dentistry in July 2009.
Prosthodontics is one of the nine dental specialties recognized by the American Dental Association. As a Prosthodontist, Dr. Sanchez is an expert in the restoration and replacement of teeth. During his residency, he received special training in the following fields: Crown and Bridge, Full Mouth Rehabilitation, Complete and Removable Partial Dentures, Dental Implants, treatment of Cosmetic and Aesthetic problems via veneers, all-ceramic restorations and bleaching.
Dr. Sanchez completed all the Continuum Core Courses at the world-renowned Pankey Institute, Key Biscayne, Florida.
Dr. Sanchez holds memberships in several professional organizations including The American College of Prosthodontics, The American Dental Association, Florida Dental Association and South Florida District Dental Association.
Dr. Sanchez attributes his ability to establish sympathetic doctor/patient relationships to values he learned from his mother, who is a well-respected dentist in Homestead, FL. Dr. Zoraida T. Sanchez, DDS was disciplined in the time-honored tradition of providing patients with both care and compassion, qualities she instilled in her son.