Dr. Leibowitz is, in a word, fantastic. He's approachable, kind, caring, very responsive to messages and calls, a real doctor's doctor. He was my sleep physician many years ago but I had to change when my insurance changed. Now I'm back in his care and remember why I was so upset when I had to change all those years ago. One of the most decent doctors I've ever known. I recommend Dr. Leibowitz 110%! read more