Practice overview
Main Street Children’s Dentistry and Orthodontics of Miami Beach is a pediatric dental and orthodontic practice in the Mount Sinai Medical Complex, 4308 Alton Road, Suite 930, in the modern glass building across from the emergency department. It has served the Miami Beach community since 2015 and treats children from infancy through adolescence.
The office is designed for kids, with toys, video games and chairside TVs. Services include exams, cleanings and fluoride treatments; fillings and crowns; braces, retainers and Invisalign for teens; periodontal care; special needs dentistry for children with sensory, emotional or physical impairments; and emergency treatment for severe toothaches and broken teeth. Nitrous oxide (laughing gas) is available, and free virtual orthodontic consultations are offered.
The team includes orthodontist Luiz Alex Barbosa, DDS, MS, and pediatric dentists Helena Krajewski, DDS, and Paola Pellerano, DMD. The practice says its pediatric dentists are trained in behaviour management, interceptive orthodontics and sedation dentistry. Staff speak English, Spanish, Russian and Hebrew.
The practice accepts most major dental insurance, including Aetna, Ameritas, Anthem, Assurant, Blue Cross, Cigna, Delta Dental, Guardian, MetLife and United Concordia, as well as CareCredit and the Smile Alliance Club discount plan. Miami-Dade Transit routes 103, 113, 115 and MB-MID stop nearby.

