Looking for a friendly, modern orthodontist in East Greenwich, RI? At Mattioli Orthodontics, we help kids, teens, and adults achieve confident, healthy smiles with braces, Invisalign, and advanced digital orthodontic care. From your very first visit, you’ll feel the difference: clear communication, innovative technology, and a team that treats you like family.
Mattioli Orthodontics is conveniently located in East Greenwich, RI, right off Main Street and just minutes from familiar local spots like the East Greenwich Town Hall and the Greenwich Odeum. Our office is simple to find whether you’re arriving from Route 2 (South County Trail), Route 1, or Division Street (Route 401), and it sits near the East Greenwich School System.
We’re also close to major destinations such as Kent Hospital, the New England Tech (NEIT) campus, and within easy reach of both the North Kingstown and Warwick School Systems, making our location straightforward for patients coming from neighboring towns. With clear signage and convenient parking right by the entrance, visiting for your appointment is always quick and stress-free.
Mattioli Orthodontics proudly welcomes patients from surrounding communities, including Warwick (02886), Cranston (02920), North Kingstown (02852), West Warwick (02893), Coventry (02816), and Providence (02903).
Dr. Robert Mattioli brings decades of advanced orthodontic training and clinical experience to patients throughout Rhode Island. He is known for his calm, patient-focused approach and for combining modern technology with careful, personalized treatment planning.
Dr. Mattioli earned his Bachelor of Science from the University of Pittsburgh in 1986, followed by his Doctor of Dental Medicine degree in 1989. He completed a General Dentistry Residency at the National Naval Medical Center in Bethesda, Maryland, and later received both his Certificate in Orthodontics and Master of Science in Oral Biology from the University of Louisville in 1997. He is ABO board eligible, a certified Invisalign provider, and has been recognized as a Rhode Island Monthly Top Dentist for 20 consecutive years.
With 29 years as a practicing orthodontic specialist, Dr. Mattioli remains committed to delivering high-quality, comfortable care and long-lasting results for children, teens, and adults.
“We want every patient to feel confident in their smile, and in the care they receive.” — Dr. Robert Mattioli
At Mattioli Orthodontics, we believe everyone deserves a confident, healthy smile without financial stress. That’s why we offer flexible payment options and accept many insurance plans to keep treatment affordable.
Whether you’re considering braces, Invisalign, or early care for your child, our team will explain costs clearly, review your benefits, and help you choose a plan that fits your budget. If you have questions or would like a personalized estimate, we’re always here to help.
At Mattioli Orthodontics, we offer a full range of modern orthodontic services to help patients of all ages achieve healthy, confident smiles. From braces and Invisalign to personalized treatment plans, our team combines advanced technology with compassionate care to make every step of your orthodontic journey comfortable and effective.
We offer gentle, age-appropriate orthodontic care to guide growing smiles into alignment. Early evaluations help prevent issues and make treatment easier for kids and teens.
Clear ceramic braces blend naturally with your teeth while delivering the same strength as metal braces. A great option for patients who want a more discreet look.
Invisalign aligners provide a comfortable, nearly invisible way to straighten teeth. Dr. Mattioli uses digital imaging to create precise, predictable treatment plans.
We help adults achieve confident, healthy smiles with discreet options like clear braces and Invisalign, designed to fit busy schedules and modern lifestyles.
Retainers keep your smile aligned after treatment. We offer personalized retainer options and guidance to maintain long-lasting results.
For broken brackets, loose wires, or urgent orthodontic concerns, our team provides quick, effective care to protect your comfort and treatment progress.
See the Smile Transformations
Our orthodontic treatments create lasting changes that bring out confident smiles. Explore a few examples of how braces, Invisalign®, and other treatments have transformed our patients’ smiles over time.










At Mattioli Orthodontics, we know starting orthodontic treatment comes with plenty of questions. We’re here to make every step simple, clear, and stress-free. Below are some of the most frequently asked questions by local families in the East Greenwich area when planning orthodontic care.
Absolutely! Many of our patients are adults seeking a healthier, more confident smile. Whether you’re interested in clear braces or Invisalign, we’ll help you explore options that fit your goals and lifestyle.
You may feel mild soreness when braces are adjusted or when switching to a new Invisalign tray. Most patients describe it as pressure rather than pain, and it typically improves within a day or two.
If something breaks or causes discomfort, call our office and we’ll walk you through immediate steps. For urgent issues, we’ll arrange a visit as soon as possible to get you comfortable again.
Yes, we offer flexible monthly payment options and work with many insurance plans to help keep treatment affordable. Our team will outline all costs clearly so there are no surprises.
For many cases, yes! Invisalign can correct a wide range of orthodontic concerns when worn as directed. During your consultation, we’ll help you understand which option will give you the best results.