Gregory Alter. His primary practice is as a Psychologist: Clinical, also practicing as a Clinical Neuropsychologist, a Psychologist: Addiction (Substance Use Disorder), a Psychologist: Cognitive & Behavioral, a Psychologist, a Psychologist: Adult Development & Aging, a Psychologist: Clinical Child & Adolescent, a Psychologist: Forensic, a Psychologist: Health Service, a Psychologist: School, and a Marriage & Family Therapist.