[Periodontal Associates, LLC | periodontists in connecticut Periodontal Associates, LLc provides the highest quality in periodontal and dental implant care. Dr. Robert Chung and Dr. Lawrence Gelb are periodontists specializing in minimally invasive periodontal treatment. Located in Greenwich and Stamford, Connecticut, it is easily accessible from Connecticut (Darien, Fairfield, New Canaan, Norwalk, Wilton, and Westport) and New York (Westchester and NYC). Each patient is treated and maintained with a personalized program. Treatment options include Laser Periodontal Therapy (LANAP), maintenance, gum grafting, bone regeneration and augmentation, crownlengthening, and implants. Our practice specializes in esthetic dentistry and minimally invasive therapy. ]