Education and Formal Training

Dr. Creedon is a licensed clinical psychologist and health service provider in the Commonwealth of Massachusetts.  Dr. Creedon specializes in adolescent, adult, and family clinical psychology.  She has private practices in the Watertown and Belmont communities.  Dr. Creedon received a B.A. from Bates College and a Master of Arts and Doctorate in Psychology from  William James College (formerly The Massachusetts School of Professional Psychology). 

During her training years, Dr Creedon completed a specialized post-doctoral fellowship at McLean Hospital's/Harvard Medical School Klarman Eating Disorders Center.  She also completed a clinical internship in Psychology at South Shore Mental Health and McLean Southeast/Harvard Medical School.  She has also received foundational training in Dialectical Behavioral Therapy from The Linehan Institute, Behavioral Tech. Dr. Creedon has also been trained in Dialectical Behavior Therapy Prolonged Exposure treatment for individuals coping with PTSD.

In addition to her private practice, currently, Dr. Creedon is a Staff Psychologist at the McLean 3East Adolescent Partial Hospital Program and is a part-time Instructor at McLean Hospital/Harvard Medical School in the Department of Psychiatry. She previously worked as a psychologist t the McLean DBT Outpatient Clinic and as a Behavioral Health Clinician at the Charles River Health Center in Boston, MA where she provided therapy in English and Spanish to members of the Boston and Waltham communities.

Approach to Therapy and Areas of Expertise

Dr. Creedon has several distinctive areas of expertise which help her to provide effective, individualized therapy to suit the needs of the person seeking services. Dr. Creedon has been trained in Dialecitcal Behavioral Therapy (DBT), Cognitive Behavioral Therapy (CBT), Prolonged Exposure (PE) therapy for trauma treatment, and Behavioral Activation (BA) for the treatment of depression. She is adept at providing goal-directed, evidenced-based interventions in a warm and supportive manner. Dr. Creedon employs Motivational Interviewing as well, to catalyze clients into enacting the changes they wish to see in their lives.

Dr. Creedon specializes in the provision of individual, family, and couples therapy to individuals aged 12 and up.  During her internship and fellowship years, Dr. Creedon gained extensive experience in treating teens,and adults with a broad range of stress, anxiety, personality, and mood disorders. She gained particular expertise treating individuals who have Eating Disorders, Depression, Anxiety, Trauma, and Borderline Personality Disorder.  In her practice, Dr. Creedon often works with both the adolescent with whom she treats and his/her family.  This approach is informed by Dr. Alec Miller's DBT for Adolescents which portends that changes made in individuals are strongest when accompanied by concurrent changes in the family system.  Dr. Creedon has undergone extensive training in DBT and provides consultation and treatment from this empirically-supported and highly effective treatment approach designed for  individuals with a variety of difficulties including emotional dysregulation, difficulty communicating with and relating to others, and issues with self esteem and self worth.  Dr. Creedon is also trained by Melanie Harned, PhD in and practices DBT Prolonged Exposure Treatment for trauma victims. This is a specialized and research-backed treatment approach that helps individuals recover from symptoms of PTSD such as nightmares, avoidance, flashbacks, fear, and anxiety.  Finally, Dr. Creedon is conversationally fluent in Spanish and from living in Latin America and studying multicultural theory and practice, she has developed a niche in treating individuals from diverse backgrounds.


Dr. Creedon is currently a member of the American Psychological Association, the Massachusetts Psychological Association, Behavioral Tech, and the Multiservice Eating Disorders Association.  She attends weekly seminars in areas including trauma, DBT training, Exposure Therapy, and Motivational Interviewing and follows advancements made in evidence-based practices through study of scientific literature and attending specialized conferences. In this way, she prioritizes continued learning in order to provide state-of-art psychotherapy to her clients.