Upstate ear, nose and throat specialist Upstate ear, nose and throat specialist Haidy Marzouk, MD Haidy Marzouk, MD, talks about diagnosing seasonal allergies. Upstate psychologist, talks about diagnosing seasonal allergies. Upstate psychologist Roger Greenberg, PhD Roger Greenberg, PhD, shares his research on talk therapy for mental health treatment. Maritza Alvarado, MD, discusses doctor-patient communications., shares his research on talk therapy for mental health treatment. Maritza Alvarado, MD, discusses doctor-patient communications.