AH★★★★★5.0(1)Dr. Andrew Hornstein, MDPsychiatristPomona, NY47 Years of ExperienceAccepting patients47 Years of ExperienceAccepting patients(845) 354-6050(845) 354-6050Ratings & ReviewsMost RecentHighest Rated02/09/2010PATIENTI have found Dr. H to be very available and helpful with numerous crises through the years. He has been expertly handling my medications for Bi-polar II w/ very resistant depression.1