CBT for Anxiety, ADHD and Chronic Pain
Offices in San Francisco
Complimentary 20 minute consultation

About Our Team


Our team consists of Psychologists, Marriage and Family Therapists, and Behavioral Specialists trained in:

  • Cognitive Behavioral Therapy
  • Acceptance and Commitment Therapy
  • Exposure and Response Prevention
  • Mindfulness

Marisa T. Mazza, Psy.D

Marisa T. Mazza, Psy.D. is a licensed psychologist and the founder of choicetherapy. She received her doctorate in psychology from Alliant International University in 2009. Having trained in primary care and chronic pain clinics she was introduced to an array of mental health struggles. She focused on providing treatment to adults with Anxiety, ADHD and Chronic Pain.

Dr. Mazza’s strong interest in providing effective treatments motivated her to receive training, supervision and education in Cognitive Behavioral Therapy, an empirically validated approach for Anxiety, ADHD and Chronic pain. Formerly she was the Director of Training at Frugé Psychological Associates Inc. and adjunct faculty at California State University, where she was able to teach Cognitive Behavioral Therapy to therapists in training.

Dr. Mazza has facilitated various health and wellness groups, including educational groups for individuals struggling with chronic pain, anxiety and focus. She has also provided workshops for Making Waves Educational Program, the National MS Society and LightHouse.

Dr. Mazza consults with corporate executives regarding the development of health and wellness systems within their organizations. She has a private practice in San Francisco and Marin. Dr. Mazza is currently a provider for Bay Area Center for ADHD and Bay Area Center for Anxiety. She is certified in exposure and response prevention for Obsessive and Compulsive Disorder.


Doctorate of Psychology (Psy.D.) – Clinical Psychology
California School of Professional Psychology at Alliant International University; San Francisco, CA; 2005-2009

Master of Science (M.S.) – Counseling Psychology
Pace University; Pleasantville, NY; 2003-2004

Bachelor of Arts (B.A.) – Psychology
Pace University; Pleasantville, NY; 1999-2003


Licensed Psychologist (PSY 23800) 2010
National Certified Counselor 2010


American Psychological Association
California Psychological Association
San Francisco Psychological Association
San Francisco Bay Area CBT Network
American Pain Society
Association for Contextual and Behavioral Science


Frugé Psychological Associates, Inc., Oakland, CA
    Director of Training

California State University, East Bay, CA
    Adjunct Faculty

San Mateo Medical Center, San Mateo, CA
    Internship and Post-Doctoral Resident

Walden House, Inc., San Francisco, CA


Sarah Carr, M.A

Sarah_PictureSarah Carr, M.A. is a registered Marriage and Family Therapy Intern treating clients under Dr. Marisa Mazza’s supervision. Sarah helps adolescents and adults navigate challenges that include anxiety, depression, obsessive-compulsive disorder (OCD), and body-focused repetitive behaviors (trichotillomania and skin picking). Sarah primarily uses cognitive behavioral therapy (CBT) and mindfulness-based interventions, which are empirically validated approaches for treating anxiety, depression, and OCD.

Sarah received her Master’s in Clinical Psychology with an emphasis on Marriage and Family Therapy from Pepperdine University. She has extensive training in CBT, mindfulness, and exposure and response prevention (ERP). In addition to her work in private practice, Sarah trained at the UCLA Intensive OCD Treatment Program, where she helped people recover from OCD through engagement in CBT techniques including ERP. She is currently in a multi-year training process to become certified as a mindfulness-based stress reduction teacher (MBSR), through the University of Massachusetts.

Sarah has worked with diverse populations that include homeless adults, at-risk families, and foster youth. She has also facilitated various mindfulness and cognitive restructuring groups. Sarah has worked with families and schools to create behavior management programs for children and adolescents struggling with behavioral difficulties.

Sarah is dedicated to her work with individuals and families, and to supporting people to move towards their goals by helping them to connect to their personal values. She is also passionate about continuing to expand her own knowledge of culturally competent practices that are supported by scientific research.


Karla Ulloa

Karla PictureKarla Ulloa is a San Francisco native and is currently a graduate student at the University of San Francisco. She is working on obtaining her Master’s in Counseling Psychology. Karla has received training in Cognitive Behavioral Therapy (CBT) and Exposure and Response Prevention (ERP) under Dr. Mazza’s supervision.

Karla brings to the team many years of experience serving her community through mentoring, teaching job-related readiness skills, workshop facilitation, and case management skills. Karla has experience working with diverse populations that include LGBTQ youth, individuals with developmental disabilities, adolescents, and homeless adults. She enjoys supporting others in living successful and independent lives.