OUR CLINICIANS

At the Anxiety & OCD Center

Brigette Erwin

anxiety & ocd center Brigette A. Erwin, PhD

Founder and Director

Dr. Erwin is a licensed clinical psychologist, speaker, and author, recognized nationally for her contribution to evidence-based treatment of anxiety and related disorders. Dr. Erwin founded the Anxiety and OCD Center to deliver effective treatment to children, adolescents, adults, couples, and families affected by anxiety and related disorders. Through Dr. Erwin Consulting, she provides training to corporations and individual corporate clients. Dr. Erwin also trains other mental health professionals in evidence-based treatment.

Dr. Erwin is Public Relations Chair of the Philadelphia Behavior Therapy Association, on the conference review committee of the Anxiety and Depression Association of America, and on the Saint Charles Borromeo Seminary Archdiocese of Philadelphia Admissions Board.

Dr. Erwin received her Ph.D. from Temple University and completed a National Institute of Mental Health postdoctoral fellowship at the University of Pennsylvania School of Medicine, Department of Psychiatry. Dr. Erwin has since served as Director of the OCD Program at the Anxiety and Agoraphobia Treatment Center, and Associate Director of the Adult Anxiety Clinic of Temple University. The quality of Dr. Erwin’s work and her dedication to the study and treatment of the anxiety disorders has been recognized with awards from the Anxiety Disorders Association of America, the National Institute of Mental Health, the Medical University of South Carolina, Temple University, and Boston College.

She is honored as a 2017 Woman of Influence (Main Line Today).

Deepa Patel

anxiety & ocd center Deepa Patel, PsyD

Psychologist

Dr. Patel is a licensed clinical psychologist with knowledge in evidenced-based treatment of children, adolescents, adults, and families affected by anxiety, depression, and co-occurring disorders, as well as disordered eating patterns. Dr. Patel completed her post-doctoral fellowship at The Anxiety and OCD Center, where she has experience in treating OCD using exposure with response prevention (ERP). She is skilled in providing cognitive-behavioral therapy (CBT), dialectical behavioral therapy (DBT), trauma-focused CBT, and parent management training. Dr. Patel has experience in providing comprehensive psychological assessments, as well as neuropsychological testing for adults.

Dr. Patel received her Psy.D. in Clinical Psychology from Marywood University. She completed an American Psychological Association accredited pre-doctoral internship at Penn Medicine Princeton House Behavioral Health, with a focus on treating individuals struggling with eating disorders, post-traumatic stress disorder, substance abuse and mood disorders. She earned a Master’s degree in Mental Health Counseling from New York University and was a licensed associate counselor in New Jersey.

ryan staudle 2021

anxiety & ocd center Ryan Staudle, PsyD

Psychologist

Dr. Ryan Staudle is a licensed clinical psychologist with experience in evidence-based treatment of adults, adolescents, children, and families suffering from anxiety, depression and related disorders. He has training in cognitive-behavioral therapy (CBT), exposure and response prevention (ERP), CBT-focused anger management, motivational interviewing, and insight-oriented treatments. Dr. Staudle also has experience in providing comprehensive psychological assessments.

Dr. Staudle received his Psy.D. in Clinical Psychology from Immaculata University and completed an American Psychological Association accredited pre-doctoral internship at Upper Bay Counseling and Support Services, with a focus on community-based treatment of trauma, substance abuse, and anger management. Dr. Staudle also provided comprehensive psychological assessments, employment screenings, and pre-surgical evaluations. Dr. Staudle earned his Master’s degree in clinical psychology from Immaculata University. He previously participated in training at the Anxiety & OCD Center as a pre-doctoral practicum student. Dr. Staudle also completed his post-doctoral training at the Anxiety & OCD Center in July 2021.

Matthew Siegel

anxiety & ocd center Matthew Siegel, PsyD

Psychologist

Dr. Matthew Siegel is a licensed clinical psychologist with experience using evidence-based treatments with children, adolescents, and adults. As a Pennsylvania certified school psychologist, Dr. Siegel has particular experience working with children who have been diagnosed with ADHD, learning disorders, and Autism Spectrum Disorder. Additionally, he is trained in providing comprehensive psychological and psycho-educational evaluations. Dr. Siegel has a strong interest in working with a variety of populations using cognitive-behavioral therapy (CBT) and exposure and response prevention (ERP) therapy to help patients manage their anxiety and OCD-related symptoms.

Dr. Siegel received both his Master’s Degree and his Psy.D. in Clinical Psychology from the Institute of Graduate Clinical Psychology at Widener University. He completed his American Psychological Association accredited pre-doctoral internships at KeyStone Center and Haverford College Counseling and Psychological Services. At KeyStone Center, Dr. Siegel provided both individual treatment and group treatment to patients with substance use disorders as well as anxiety, depression, Bipolar Disorder, and PTSD. At Haverford CAPS, Dr. Siegel worked with young adults who experienced anxiety, depression, OCD, and identity issues. Dr. Siegel completed his post-doctoral residency at the Anxiety & OCD Center in July 2022.

Brittany Keim

anxiety & ocd center Brittany Keim, MS

Counseling Resident

Brittany Keim, MS is a counseling resident at the Anxiety and OCD Center with experience working with children, adolescents, couples, and families in outpatient, school, and in-home settings. Brittany has experience providing evidence-based treatment to individuals affected by
disorders such as, Generalized Anxiety Disorder, Social Anxiety Disorder, Obsessive-Compulsive Disorder, Attention-Deficit/Hyperactivity Disorder, Major Depressive Disorder, and Borderline Personality Disorder. Brittany is trained in cognitive behavioral therapy (CBT), exposure and response prevention (ERP), dialectical behavior therapy (DBT), and motivational interviewing (MI). Brittany is skilled at utilizing evidence-based interventions to ensure the efficacy of treatment and attainment of treatment goals. Brittany takes a comprehensive approach to
treatment and collaborates with schools and physicians in order to maximize treatment outcomes.

Brittany completed her practicum and internship at the Anxiety & OCD Center and is supervised by Dr. Brigette Erwin. Brittany graduated from the Philadelphia College of Osteopathic Medicine in July 2021 with her Master’s in Mental Health Counseling. Brittany received a Bachelor’s of Science degree in Psychology with a clinical concentration from Saint Joseph’s University in 2019. Brittany is currently working toward becoming a Licensed Professional Counselor (LPC).

jennifer taylor

anxiety & ocd center Jennifer Taylor, MA

Doctoral Intern

Jennifer Taylor, M.A. is a doctoral intern at the Anxiety and OCD Center with experience providing evidence-based treatments to children, adolescents, adults, and families. Jennifer has acquired both work and practicum training in inpatient, residential, school, and outpatient
treatment settings, providing individual and group therapy, as well as conducting comprehensive psycho-educational evaluations with a wide range of individuals and families. Prior to graduate school, Jennifer worked as a mental health counselor for adolescents and adults struggling with eating disorders. As a doctoral practicum student, she has provided therapeutic and assessment services to adults with serious and persistent mental illnesses such as schizophrenia, as well as children and adolescents with anxiety and related disorders, depressive disorders, ADHD, and learning disorders. Jennifer has received training in cognitive-behavioral therapy (CBT), exposure with response prevention (ERP), dialectical behavior therapy (DBT), acceptance and commitment therapy (ACT) and family systems interventions. She is also skilled at collaborating with schools, physicians, and other treatment providers in order to maximize treatment gains across settings.

Jennifer is a doctoral candidate at Widener University’s Institute of Graduate Clinical Psychology (IGCP). She obtained her Master’s degree in Clinical Psychology from ICGP in July, 2021 and will obtain her PsyD in Clinical Psychology in 2023. Jennifer has completed course work in evidence-based practices for children, adolescents, and families through ICGP’s child, adolescent, and family therapy concentration. She has also completed all necessary coursework and training to obtain her Pennsylvania school psychology certification. Jennifer is currently completing her American Psychological Association accredited pre-doctoral internship at the Anxiety and OCD Center under the supervision of Dr. Brigette Erwin.

anxiety & ocd center Isabel Hubbard, MA

Doctoral Intern

Isabel Hubbard, M.A. is a doctoral intern at the Anxiety and OCD Center. She has experience providing evidence-based treatments to children, adolescents, families, and adults in outpatient, in-home, and school settings, as well as conducting comprehensive psycho-educational evaluations. Over the course of her training, she has focused on working with children and families diagnosed with ADHD, Autism Spectrum Disorder, depression, and anxiety-related disorders. She is trained in cognitive behavioral therapy (CBT), applied behavior analysis (ABA), exposure and response prevention (ERP), mindfulness based approaches, and acceptance and commitment therapy (ACT). Isabel understands that starting treatment can often feel daunting, and she strives to foster a warm and collaborative environment for clients to work towards their goals.

Isabel is a doctoral candidate at Widener University’s Institute of Graduate Clinical Psychology (IGCP). She obtained her Master’s degree in Clinical Psychology from IGCP in May, 2021 and will obtain her PsyD in Clinical Psychology in 2023. Within the program, Isabel has specialized in evidence-based practices for children, adolescents, and families, and has also completed all of the necessary coursework and training to obtain her Pennsylvania School Psychology Certification. She completed the first rotation of her American Psychological Association accredited pre-doctoral internship with the Pediatric Psychology Center of Chester County, and is currently completing her second rotation with the Anxiety and OCD Center under the supervision of Dr. Brigette Erwin.

Stefanie Recchio

anxiety & ocd center Stefanie Recchio, MS

Counseling Resident

Stefanie Recchio, MS is a counseling resident at the Anxiety and OCD Center with experience providing treatment to individuals and groups in academic settings. Stefanie is fluent in both English and Spanish. Stefanie has experience providing evidence-based treatment to individuals affected by disorders such as Generalized Anxiety Disorder, Panic Disorder, Social Anxiety Disorder, Obsessive-Compulsive Disorder, Attention-Deficit/Hyperactivity Disorder, and Major Depressive Disorder. She is trained in cognitive behavioral treatment (CBT) and motivational interviewing (MI). Stefanie is skilled at utilizing evidence-based interventions to ensure the efficacy of treatment and attainment of treatment goals, while striving to create a collaborative treatment environment with the client.

Stefanie earned her Bachelor of Science in Psychology from Saint Joseph’s University in 2018. She graduated from Villanova University with her Master of Science in Clinical Mental Health Counseling with concentrations in motivational interviewing, trauma, and multicultural counseling in 2022. She is currently working toward becoming a Licensed Professional Counselor (LPC).

Lynn Harmer

anxiety & ocd center Lynn Harmer, MEd

Counseling Resident

Lynn Harmer, MEd is a doctoral candidate in Marriage and Family Therapy with experience treating individuals affected by Generalized Anxiety Disorder, (GAD), Social Anxiety Disorder (SAD), Obsessive-Compulsive Disorder (OCD), Attention-Deficit/Hyperactivity Disorder (ADHD), and Major Depressive Disorders (MDD). Lynn is trained in cognitive behavioral therapy (CBT), exposure with response prevention (ERP), dialectical behavior therapy (DBT), motivational interviewing (MI) and Emotion Focused Therapy (EFT). She is skilled at utilizing evidence-based interventions to ensure the efficacy of treatment and attainment of treatment goals. Lynn takes a comprehensive approach to treatment and collaborates with schools and physicians to maximize treatment outcomes.

Lynn graduated from Eastern University with a Master of Education in Special Education. She is presently pursuing her Doctorate in Marriage and Family Therapy from Eastern University, graduating in 2023.

Kate Billings

anxiety & ocd center Kate Billings, MS

Counseling Resident

Kate Billings, MS is a psychology counseling resident at the Anxiety and OCD Center. Kate has experience working with children in an educational setting. She also has experience taking part in research at the Children’s Hospital of Philadelphia. Kate is trained in cognitive-behavioral therapy (CBT). Kate is skilled at meeting the individual treatment goals of clients through evidence-based practices coupled with a strong collaborative relationship.

Kate received a Bachelor’s of Science degree in Human Development and Family Studies from Penn State University and her Master’s in Mental Health Counseling degree from the Philadelphia College of Osteopathic Medicine.

nicholas everett

anxiety & ocd center Nick Everett, MS

Counseling Resident

Nick Everett, MS is a counseling resident at the Anxiety and OCD Center. Nick has experience working with children in outpatient, school, and in-home settings. Nick is trained in cognitive-behavioral therapy (CBT), applied behavioral analysis (ABA), and exposure with response prevention (ERP). Nick is skilled at utilizing evidence-based practices to ensure that treatment goals are achieved. He strives to establish a warm and collaborative therapeutic environment in which he prioritizes clients’ concerns, goals, and values.

Nick received a Bachelor of Arts in Psychology from Bloomsburg University of Pennsylvania and his Master’s in Mental Health Counseling degree from the Philadelphia College of Osteopathic Medicine.

Rebecca Sherrier

anxiety & ocd center Rebecca Sherrier, MA

Counseling Resident

Rebecca Sherrier, M.A. is a counseling resident at the Anxiety and OCD Center with experience providing evidence-based treatment to children, adolescents, young adults, and families. Rebecca has acquired both work experience and practicum training in inpatient, partial hospitalization, intensive outpatient, and counseling center treatment settings providing individual and family therapy. Rebecca also has experience conducting intake evaluations. As a doctoral practicum student, Rebecca has provided intake assessment and therapeutic services to children and adolescents with depression, anxiety and related disorders, somatic disorders, and early psychosis, as well as individual counseling in a college counseling center. Rebecca has received training and experience in cognitive behavioral therapy (CBT), dialectical behavioral therapy (DBT), solution focused therapy (SFT) and family systems therapeutic interventions.

Rebecca is a doctoral candidate at Chatham University in Pittsburgh, PA. She obtained her Master’s degree in Counseling Psychology from Chatham University in August 2020, and will obtain her PsyD in Counseling Psychology in 2024. Rebecca has completed a practicum
placement at a partial hospitalization and intensive outpatient program working with children, adolescents, and their families. Rebecca is currently completing her practicum at the Anxiety and OCD Center under the supervision of Dr. Brigette Erwin.

James Gatta

anxiety & ocd center James Gatta, MA

Counseling Resident

James Gatta, M.A. is a counseling intern at the Anxiety and OCD Center. Jim has experience working in academic and outpatient settings with children, adolescents, and young adults presenting with anxiety and related disorders, autism spectrum disorder, depression, and Attention-Deficit/Hyperactivity Disorder. He has received training and is experienced in cognitive-behavioral treatment (CBT), applied behavior analysis (ABA), acceptance and commitment therapy (ACT), and solution-focused therapy (SFT). In the therapeutic setting, Jim utilizes evidence-based practices to reach treatment goals and to ensure a strong, collaborative therapeutic relationship.

Jim is a doctoral candidate at Chatham University in Pittsburgh, PA. He obtained his Master’s degree in Applied Psychology from Rutgers University, New Brunswick in May 2021, and will obtain his PsyD in Counseling Psychology in 2025. Jim is currently completing his practicum at the Anxiety and OCD Center under the supervision of Dr. Brigette Erwin.

Zoe Beard

anxiety & ocd center Zoe Beard, MA

Counseling Resident

Zoe Beard, M.A., is a doctoral counseling intern at the Anxiety and OCD Center with experience providing evidence-based treatment to children, adolescents, adults, and families. Zoe has experience providing individual and group treatment in a number of settings including academic and athletic settings, outpatient, intensive outpatient, and residential settings. Zoe is trained in treating anxiety, OCD, depression, eating disorders, trauma, and personality pathology. She has experience delivering cognitive behavioral treatment (CBT), dialectal behavioral therapy (DBT), solution focused therapy (SFT), internal
family systems interventions (IFS), and CBT for eating disorders (CBT-E).

Zoe is a doctoral candidate at Chatham University in Pittsburgh, PA. She obtained her Master’s degree in Counseling Psychology from Chatham University in August 2021 and will obtain her PsyD in Counseling Psychology in 2025. She is currently completing her practicum at the Anxiety and OCD Center under the supervision of Dr. Brigette Erwin.

anna thompson

anxiety & ocd center Anna Thompson, BSN

Counseling Intern

Anna Thompson, BSN, is a counseling intern at the Anxiety and OCD center. Anna has experience working with children and adults in inpatient, outpatient, and in-home settings. Anna has training in cognitive-behavioral therapy (CBT), prolonged exposure (PE), and exposure and response prevention (ERP). Anna began her career in the field of psychology working as a registered nurse, providing inpatient care. Anna strives to incorporate a holistic approach to patient care and to motivate clients to align treatment goals with their values.

Anna received her Bachelor of Science in Nursing from The Pennsylvania State University. Currently, Anna attends the Philadelphia College of Osteopathic Medicine and will obtain her Master’s in Mental Health Counseling degree in July 2023.

Alison Capaldi

anxiety & ocd center Alison Capaldi, M.S.Ed.

Counseling Intern

Alison Capaldi, M.S.Ed. is a counseling intern at the Anxiety and OCD Center with experience working with adolescents, adults, and families in school and outpatient settings. Alison has experience using cognitive behavioral therapy (CBT) and acceptance and commitment therapy (ACT) to work with individuals presenting with anxiety and related disorders, depression, and trauma.

Alison earned her Bachelor’s of Arts in Psychology from Cornell University in 2021. She received her Master of Science in Education in Counseling and Mental Health Services from the University of Pennsylvania’s Graduate School of Education in June of 2022. She is currently pursuing her Master of Philosophy in Education in Professional Counseling from the University of Pennsylvania, graduating in 2023.

Madelyn Biddle

anxiety & ocd center Madelyn Biddle, BA

Counseling Intern

Madelyn Biddle, BA is a counseling intern at the Anxiety and OCD Center. Along with working with children in outpatient settings, she also has training in Applied Behavioral Analysis (ABA) and Cognitive Behavioral Therapy (CBT). Madelyn strives to provide evidence-based treatment to individuals experiencing anxiety-related and depressive disorders.

After obtaining her Bachelor of Arts in Psychology from Cabrini University in 2021, she enrolled in and is currently a student working towards her Master’s in Mental Health Counseling at Philadelphia College of Osteopathic Medicine (PCOM) with an anticipated graduation date in the summer of 2023.

elizabeth doll

anxiety & ocd center Elizabeth Doll, BA

Counseling Intern

Elizabeth Doll, B.A., is a counseling intern at the Anxiety & OCD center with experience working with children, adolescents, and adults in both school and intensive outpatient settings. Elizabeth has experience using Cognitive Behavioral Therapy (CBT) and Dialectical Behavioral Therapy techniques (DBT) to work with individuals with anxiety and related disorders, depression, bipolar disorders, and Attention Deficit/Hyperactivity Disorder.

Elizabeth received her Bachelor of Arts in Psychology from Elizabethtown College. She is pursuing her Master of Arts in Counseling from Arcadia University, graduating in 2023.

susan hamilton

anxiety & ocd center Susan Hamilton

Business Manager

Susan Hamilton has worked in the health care industry for more than 10 years, assisting physicians and surgeons locally and nationally with medical documentation. Susan joined the Anxiety & OCD Center as business manager in 2015.

liz teta

anxiety & ocd center Elizabeth Teta

Administrative Assistant

Liz Teta has worked in the service industry for more than 13 years and has a strong interest in service and advocacy in the behavioral healthcare industry. Liz joined the Anxiety & OCD Center as an administrative assistant in 2021.

Emily D'Antonio

anxiety & ocd center Emily D’Antonio

Administrative Assistant

Emily D’Antonio is currently a student at Catholic University pursuing a Bachelors of Arts in Psychology, where she also works as an undergraduate research assistant. Emily joined the Anxiety and OCD Center as an administrative assistant in 2019.

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