Isabella Sierra, psy.D.

Dr. Isabella Sierra is a licensed clinical psychologist with over six years of experience specializing in adolescent mental health, trauma-informed care, and family systems, providing individual, group, and family psychotherapy. She earned her Psy.D. and M.Psy. from The George Washington University and completed clinical training at Cambridge Health Alliance/Harvard Medical School, where she provided psychotherapy, psychological testing, family therapy, and school consultation within the Latino Mental Health Clinic and Child and Adolescent Outpatient Services. She completed her postdoctoral fellowship at the Family and Teen Recovery Services (FuTuReS) Program and Child and Family Institute at Mount Sinai. Most recently, she served as an Assistant Faculty Professor of Psychiatry at the Icahn School of Medicine at Mount Sinai within the Comprehensive Adolescent Rehabilitation and Education Service (CARES).

Dr. Sierra currently serves as an Adjunct Faculty Professor at Yeshiva University's Ferkauf Graduate School of Psychology and founded Sierra Psychology Consulting, where she provides individual and family psychotherapy, as well as parent coaching. She also offers psychological assessments and consulting services for schools and businesses. She is fully bilingual in English and Spanish, and services can be provided in both languages.