Roslyn Greenvale Veterinary Group Welcome to Roslyn-Greenvale Veterinary Group - a full service, state-of-the-art Veterinary Hospital. We are located at 1 Northern Bld., Greenvale, NY 11548, phone: 516-621-4010, fax: 516-621-8663, e-mail: rgvet@rgvet.com Rgvet.com~Site InfoWhoisTrace RouteRBL Check