Daniel Kenigsberg, M.D., is a board-certified reproductive endocrinologist and infertility specialist who has been helping women and couples achieve their dreams of parenthood for more than twenty years. He is the founder and codirector of Long Island IVF, an infertility treatment clinic. Named one of New York's best doctors by New York magazine, Dr. Kenigsberg is frequently sought by Newsday and other media for his expertise.