NOTICE: The NSAC Philadelphia clinic proudly serves the Philadelphia area and beyond, offering specialized anxiety treatment accessible via video teletherapy nationwide, or through a blend of video teletherapy and in-person sessions at our conveniently located Philadelphia office. Explore flexible options tailored to your needs

NSAC Philadelphia--also known as Center for Anxiety, OCD, and Cognitive Behavioral Therapy, is conveniently located on the border of Philadelphia and the Main Line, in the town of Bala Cynwyd. NSAC Philadelphia, also known as the Center for Anxiety, OCD, and Cognitive Behavioral Therapy, is conveniently located in Center City, Philadelphia, near Rittenhouse Square. This location provides easy access for residents throughout Philadelphia and nearby areas, including Ardmore, the Main Line, Cherry Hill, etc. Additionally, our team offers telehealth services throughout Pennsylvania, New Jersey, and much of the rest of the United States, making our specialized care accessible to a wider range of individuals with some providers.

Our team of psychologists and therapists at the center offers comprehensive therapeutic services tailored for adults, teens, children, and families of all ages facing challenges with social anxiety and associated disorders, including but not limited to other anxiety disorders, depression, and issues with self-esteem. Our approach begins with a thorough diagnostic evaluation to understand each individual’s unique needs, followed by personalized treatment recommendations. We specialize in evidence-based, cutting-edge treatments such as cognitive-behavioral therapy (CBT), exposure and response prevention (ERP), mindfulness-based cognitive therapy, acceptance and commitment therapy (ACT), dialectical behavior therapy (DBT), and habit reversal training (HRT), targeting social anxiety and related conditions.

In addition to social anxiety, our expertise extends to a wide range of anxiety-related disorders, including obsessive-compulsive disorder (OCD), panic disorder, health anxiety, body dysmorphic disorder, specific phobias, generalized anxiety disorder, perfectionism, and depression. Our treatment also addresses an array of conditions related to social and performance anxieties, such as public speaking anxiety, shy bladder syndrome (paruresis), test anxiety, sports performance anxiety, and sexual performance anxiety. Our goal is to provide individualized, scientifically validated treatments in a compassionate and supportive environment, promoting recovery and well-being for our clients and their families of all ages.


Contact National Social Anxiety Center

Center for Anxiety, OCD, and Cognitive Behavioral Therapy
[email protected]
(215) 360-3547

1518 Walnut Street
Philadelphia, PA 19102


Staff at the National Social Anxiety Center

Dr. Daniel Chazin, a clinical psychologist and expert in the field who combines specialized experience in the most effective treatments with a personalized and caring approach.

Daniel Chazin, PhD is the director of NSAC Philadelphia, also known as the Center for Anxiety, OCD, and Cognitive Behavioral Therapy, located in the vibrant Rittenhouse Square neighborhood of Center City Philadelphia. Beyond leading the local NSAC center, Dr. Chazin is a Board Officer and a part of the leadership team of the National Social Anxiety Center, demonstrating his commitment to advancing the treatment and understanding of social anxiety on a national level.

In addition to his roles within NSAC, Dr. Chazin serves as a Clinical Assistant Professor at the University of Pennsylvania’s Perelman School of Medicine. Here, he plays a pivotal role in educating and training psychiatry residents, imparting the latest psychological treatments and research findings. Dr. Chazin holds Board Certification in Cognitive and Behavioral Psychology (ABPP) and is a Diplomate of the Academy of Cognitive and Behavioral Therapies (A-CBT), affirming his expertise in cognitive and behavioral therapies, including cognitive-behavioral therapy (CBT), exposure and response prevention (ERP), dialectical behavior therapy (DBT), and acceptance and commitment therapy (ACT). He actively contributes to the field by chairing committees responsible for examining and certifying psychologists in these therapeutic approaches.

Dr. Chazin’s work is marked by a deep understanding and specialized experience in treating a wide range of anxiety and related disorders. His approach is both personalized and compassionate, aimed at helping adults and adolescents navigate the complexities of anxiety, phobic, obsessive-compulsive, and traumatic stress disorders. Dr. Chazin is recognized for his extensive contributions to the field, including talks, workshops, trainings, presentations, articles, and more, particularly focusing on social anxiety and performance anxieties, obsessive-compulsive and related disorders, posttraumatic stress disorders, and their treatment with cognitive and behavioral therapies.

Dr. Chazin’s academic background includes a bachelor’s degree from Yale University and a master’s degree and PhD in clinical psychology from Rutgers University. He has completed rigorous training, including a year-long internship at the Boston Consortium in Clinical Psychology and National Center for PTSD Behavioral Science Division, where he served as a Clinical Fellow at Harvard Medical School and a Teaching Fellow at Boston University School of Medicine. Following this, he undertook a two-year postdoctoral fellowship at the University of Pennsylvania’s Center for the Treatment and Study of Anxiety. Dr. Chazin is an active member of both the Association for Behavioral and Cognitive Therapies (ABCT), the Anxiety and Depression Association of America (ADAA), and the Philadelphia Behavior Therapy Association (PBTA), where he continues to share his expertise and passion for cognitive and behavioral therapies through teaching and supervision.

Dr. Bridget Brush, Phd

Dr. Bridget Brush, Phd is a Postdoctoral Fellow at the Center for Anxiety, OCD, and Cognitive Behavioral Therapy. She specializes in CBT and other cognitive and behavioral therapies for anxiety and obsessive-compulsive related disorders. Dr. Brush offers individual and family-based therapies for children, teens, and adults experiencing a range of anxiety-related conditions. Her areas of expertise include OCD, panic attacks, social anxiety, generalized anxiety, separation anxiety, selective mutism, trichotillomania (compulsive hair-pulling), excoriation (compulsive skin-picking), and Tourette syndrome, plus commonly co-occuring problems (such as insomnia, depression, and mood issues). She also has expertise in working with families of children and teens with anxiety-related conditions, including parent-child interaction therapy (PCIT), the coaching approach behavior and leading by modeling (CALM) program, and supportive parenting for anxious childhood emotions (SPACE).

In her work with patients, Dr. Brush draws upon training in multiple cognitive-behavioral approaches, including forms of CBT, acceptance and commitment therapy (ACT), and dialectical behavior therapy (DBT). Dr. Brush completed her PhD in clinical psychology at DePaul University and pursued a doctoral internship and advanced specialized training at Children’s Hospital Colorado.

Dr. Kathryn Coniglio, PhD

Dr. Kathryn Coniglio, PhD is a licensed clinical psychologist at the Center for Anxiety, OCD, and Cognitive Behavioral Therapy where she provides individual therapy to adult clients. She received her PhD in clinical psychology from Rutgers University and completed her pre-doctoral training at the University of Pennsylvania Perelman School of Medicine. Dr. Coniglio has expertise in treating a range of anxiety and obsessive-compulsive and related disorders using behavioral and mindfulness-based therapies, including cognitive-behavioral therapy (CBT), dialectical behavior therapy (DBT), and acceptance and commitment therapy (ACT). She has also received certification in exposure and response prevention (ERP) for OCD and prolonged exposure for PTSD.

Dr. Coniglio is also an active contributor to the field of clinical psychological research. She has authored over 35 peer-reviewed publications, book chapters, and professional articles and has received numerous grants from national and international funding agencies in recognition for her work, including the National Science Foundation and the Academy for Eating Disorders. Dr. Coniglio remains an active member of the Association for Behavioral and Cognitive Therapies (ABCT).


The National Social Anxiety Center (NSAC) exists solely to promote
evidence-based treatment for social anxiety, and education about social anxiety.
NSAC is not a group psychotherapy practice, and does not provide any psychotherapy services.
NSAC assumes no liability for it’s regional clinics’ work or practices.