Our Staff

Jeffrey Kassinove, Ph.D., Clinical Director

Dr. Kassinove, Ph.D.Dr. Kassinove is an expert in the treatment of child, adolescent and young adult problems. For more than 20 years, he has been involved in the treatment and management of a variety of psychological problems. He specializes in the use of cognitive behavioral treatments (CBT) and behavior modification to improve functioning and help families achieve positive goals.

He has always been actively involved in research and in the dissemination of psychological knowledge to students. During the early part of his career, he was a full-time faculty member at Adelphi University and then at Monmouth University, teaching and conducting research. He has taught psychology to more than 1000 students and has published and presented on his research nationally and internationally. At present, he serves on the faculty at the Mount Sinai School of Medicine where he teaches cognitive behavioral therapy to psychiatry residents.

Dr. Kassinove holds a license in the State of New York as a psychologist, marriage and family therapist, and mental health counselor. In addition, he is certified as a school psychologist in New York State. He spends the majority of his time collaborating with parents, families and other professionals to improve the lives of his patients. He is well-known for handling challenging cases (i.e., conduct disorder, substance abuse, obsessive compulsive disorder, bi-polar disorder, executive functioning impairment, anger issues, and complex co-morbid conditions) and creating positive changes in the individual’s life. By many, he is known as a compassionate doctor who uses the scientific knowledge to make people better.

Evan Flamenbaum, DSW, MSW

Evan Flamenbaum, DSW, MSFor close to twenty years, Dr. Flamenbaum has been advocating for children and adolescents to help them improve their lives. As the former Dean of Students at a prestigious private school, he used his clinical knowledge to help students stay in school during periods of difficult psychological adjustment. During his tenure there, he ran a counseling department and dealt with a wide variety of complex psychological issues. He has a keen understanding of academic pressures that are placed on students and their families. As well, he has a unique personal understanding of the stressors placed on children in private schools having attended one himself and, currently, having both of his children in private school.

As a licensed social worker, Dr. Flamenbaum trained with some of the leading experts on attention deficit hyperactivity disorder. He now teaches other professionals about his approach to treating such problems, from both a psychological and an academic perspective. He uses cognitive behavior therapy and metacognitive strategies to help children and teens deal with executive functioning problems, learning disabilities, depression, anxiety and other psychological problems.

As a partner at Therapy West, Dr. Flamenbaum works together with Dr. Kassinove and their entire staff to provide top notch client care. Dr. Flamenbaum is an exceptional therapist. His intrinsic desire to help kids is quite apparent once you meet him.

Kevin Giangrasso, Psy.D., Director of Training and Supervision

Kevin Giangrasso, Psy.D. Dr. Giangrasso specializes in the treatment of children, adolescents, and families using evidence-based therapies. He received extensive training in the treatment of a wide range of psychological concerns including anxiety, depression, obsessive-compulsive disorder, post-traumatic stress disorder, sleep disorders and conduct problems. Dr. Giangrasso uses evidence-based, cognitive-behavioral strategies within the context of a warm and trusting relationship. He works collaboratively with parents and school staff to improve maladaptive behaviors and emotions of children and adolescents.

Dr. Giangrasso obtained his B.A. from the University of Pennsylvania and his Psy.D. from the Philadelphia College of Osteopathic Medicine. He completed his pre-doctoral training at the University of Pennsylvania, where he trained with Dr. Edna Foa, the creator of Exposure and Response Prevention (ERP). ERP (also known as EXRP) is the primary treatment for OCD. As well, Dr. Giangrasso is skilled at using Prolonged Exposure for PTSD and cognitive behavioral therapy for other anxiety-related disorders. He was further trained at the Children’s Hospital of Philadelphia as well as having completed his pre-doctoral internship at the VA Medical Center in Coatesville, PA. Dr. Giangrasso has worked with children, adolescents, and adults in a variety of settings including medical hospitals, acute care inpatient psychiatric hospitals, university-based outpatient clinics, and schools. His research interests include the application of evidence-based treatments for anxiety disorders and school-based interventions.

Fellows

Lindsey Collin, Psy.D.

Lindsey Collin, Psy.D.Dr. Collin is a fellow who specializes in the treatment of children, adolescents, and young adults exhibiting a range of emotional and behavioral difficulties. Dr. Collin has worked with individuals in diverse outpatient and school settings. She has received extensive training in various evidence-based approaches such as Exposure and Response Prevention, Parent-Child Interaction Training, Trauma-Focused Cognitive Behavioral Therapy, behavior modification, Motivational Interviewing, and mindfulness training.

Prior to working at Therapy West, she was at the Columbia University Clinic for Anxiety and Related Disorders. While at Columbia University, Dr. Collin became skilled conducting cognitive behavioral therapy to treat individuals struggling with a range of anxiety disorders. In addition, Dr. Collin has in-depth experience conducting comprehensive psychological and psycho-educational assessments, and consulting with teachers and school administrators to support children’s treatment goals. Dr. Collin earned her B.S. from the University of San Diego and her Psy.D. in the combined Clinical Child-School Psychology program at the Ferkauf Graduate School of Psychology of Yeshiva University. She completed her pre-doctoral training at the Jewish Child Care Association.

Carly Bosacker, Psy.D.

Carly Bosacker, Psy.D.Dr. Bosacker provides therapy to children, adolescents, and young adults using evidence-based, cognitive behavioral therapies. She received extensive training in treating those who suffer from anxiety, depression, obsessive-compulsive disorder, conduct problems, post-traumatic stress disorder (PTSD), and complex trauma.

Dr. Bosacker uses a genuine, collaborative approach to establish trust and build a foundation of strength and hope. She is committed to providing children, adolescents, and families with the knowledge and tools they need for growth and recovery.

At the University of Minnesota, she obtained her Bachelor’s Degree and obtained her Master’s from The New School for Social Research. Dr. Bosacker received her Psy.D. from the Philadelphia College of Osteopathic Medicine. Her pre-doctoral fieldwork was at Newark Beth Israel Medical Center and at the Anxiety and Mood Disorders center at the Child Mind Institute. Finally, her internship was at MercyFirst, a residential treatment center for adolescents where she provided evidence-based treatment and conducted evaluations. Dr. Bosacker has worked with youth and families in a variety of settings including schools, medical hospitals, outpatient clinics, and residential treatment facilities.

Staff  Therapists

Ian Collins, LMSW

Ian Collins, LMSWIan Collins is a licensed clinician with almost a decade of experience working with children, adolescents, and adults in a variety of settings. After graduating top of his class with a Bachelor’s in Social Work from East Carolina University, he provided clinical work at a variety of settings such as a juvenile detention center, the North Carolina school system, and as the assistant director of an arts therapy center for individuals with intellectual disabilities.

While receiving his Masters in Social Work from the University of Maryland, Ian worked in an outpatient mental health clinic, treating the symptoms of severe and persistent mental illness with the homeless populations of Washington, DC. He also completed an externship as a psychotherapist at the counseling center of the Catholic University of America where he treated the symptoms depression, anxiety, adjustment disorder, and gender issues.

By building a strong therapeutic alliance, Ian approaches treatment by focusing on empowering clients in a supportive and fun manner through Motivational Interviewing and Cognitive Behavioral Therapy.

Cheray Harris, Psy.D.

Cheray Harris, Psy.D.Dr. Harris is a licensed psychologist and certified school psychologist in the State of New York. She has had extensive training in cognitive behavior therapy and dialectical behavior therapy, and has in-depth experience conducting comprehensive psychological evaluations. She has provided individual and family therapy to children, adolescents, and adults at an outpatient facility, and has worked in schools providing support to students with learning issues and behavioral challenges.

She received her Bachelor’s Degree in Psychology at Rutgers University and her Psy.D. in School-Community Psychology from Hofstra University. Her dissertation focused on an empirically-supported, school-based gratitude curriculum and it’s effects on student’s school related behaviors. Dr. Harris has a significant amount of research experience, including working in various social-emotional research labs and has presented her research at national conferences.

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Therapy West

124 West 79th Street, Suite 1B
New York NY 10024

164 West 80th Street
New York, NY 10024

(212) 580-0080