KO Portrait of Katherine O'Sullivan

Katherine O'Sullivan, LCSW

Therapist focused on practical anxiety help

15 years in practice · based in New York · sessions in English · online sessions

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About Katherine

Katherine O'Sullivan is a licensed clinical social worker (LCSW) based in New York with 15 years of professional experience. She focuses on everyday worries like stress and anxiety, and on emotional struggles such as low self-esteem and depression. Katherine writes straightforwardly and aims to help people find practical ways to feel steadier and more confident.

She often helps clients manage life changes and burnout, including compassion fatigue and caregiver stress.

Book with Katherine Now Review online therapy options and next steps.

Background and approach

Katherine addresses panic and social anxiety, and she supports people dealing with guilt, shame, isolation, and questions about life purpose. Her work also touches on communication problems, control issues, and forgiveness. Katherine adapts the conversation and plan to each person's needs.

Sessions are collaborative and aimed at skill-building and clearer thinking. She uses evidence-based therapeutic techniques to identify patterns and practice new responses in daily life. Her background includes individual, group, and youth-focused work over a 15-year career.

That experience has shaped a practical approach that balances emotion-focused conversation with actionable strategies. Katherine emphasizes respect, sensitivity, and steady support during change. People who choose her often want help reducing intense worry, handling transitions, or recovering a sense of self-worth.

She encourages small steps and realistic goals while helping clients build tools that fit their schedules and responsibilities.

Evidence-based approaches for online anxiety care

Two common evidence-based techniques she uses are skills-based behavioral work and exposure-style practice. Skills-based behavioral work teaches concrete strategies for managing stress and anxiety, such as breathing, pacing, and breaking tasks into smaller steps. Exposure-style practice involves gradually facing feared situations or thoughts in manageable steps to reduce panic and avoidance over time.

She also uses problem-solving and mood-regulation techniques to address low self-esteem and depression. These methods focus on identifying unhelpful patterns and practicing small changes that can improve daily routines and relationships. Choosing the right approach is a shared process; the therapist collaborates with each person to match methods to their goals, needs, and preferences rather than prescribing a single path.

Online sessions offer flexible ways to connect. Video calls allow real-time conversation and visual cues, phone sessions can be shorter check-ins or work better with limited bandwidth, and live chat or text-based messaging suit people who prefer writing or need midweek support. These options make it easier to fit therapy into a busy life and to continue work between sessions.
Book with Katherine Now Review online therapy options and next steps.

Questions people ask

What concerns does she help with?
She works with stress, anxiety, low self-esteem, depression, and coping with life changes, plus related issues like panic, social anxiety, and caregiver stress.
What is her therapeutic style?
Sessions are collaborative and practical. She combines emotional conversation with skill-building to reduce symptoms and improve daily coping.
How much experience does she have?
Katherine has 15 years of professional experience working in clinical settings and with a range of concerns including mood and anxiety issues.
What are her credentials and where is she based?
She is a licensed clinical social worker, LCSW, licensed in New York and practices from that state.
Which languages are offered for sessions?
Sessions are offered in English.
What session formats are available?
She offers video calls, phone sessions, live chat, and text-based messaging to suit different preferences and schedules.
How does pricing work?
Cost varies by location and therapist availability; sessions use a subscription model that can be canceled at any time.
How do I begin working with her?
Click the Start Therapy button, fill out a short matching questionnaire, and schedule sessions according to therapist availability.

What this therapist works with

Experience
15 years
Licensed
New York
Languages
English

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