Island Trees Veterinary Hospital is a full-service Hicksville animal hospital providing high-quality veterinary care to companion animals in Hicksville, Levittown, Plainview, East Meadow, Farmingdale, Syosset, Roslyn, Merrick, Jericho, and surrounding Nassau County communities throughout Long Island, New York. We are very proud of the wide range of veterinary services we offer as well as the reputation we have earned for being an honest, compassionate and welcoming animal hospital care facility.