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Dr. Castagna is a member of the American Association of Orthodontists. He graduated from Montefiore Medical Center and has been practicing orthodontics in Madison and Dunellen since 2011. New Smile Orthodontics has two convenient location in Madison and Dunellen, NJ and provides orthodontic treatment to many surrounding communities including Chatham, New Providence, Morristown, Summit, Florham Park, Middlesex, Piscataway, North Plainfield, South Plainfield, Plainfield, Bridgewater, Warren, and Watchung.