Katherine O'Sullivan, LCSW

Licensed in New York · 15 years in practice

Katherine O'Sullivan is a licensed clinical social worker who focuses on helping people manage stress, anxiety, and mood concerns.

License and registration

LCSW, New York: 081032 · expires December 2027
NPI: 1619731908 · national provider identifier
Years in practice: 15
Languages: English

Details are as listed on the therapist's public professional profile. You can check any license with the state board and any NPI with the national registry.

About Katherine

Katherine O'Sullivan is a licensed clinical social worker who focuses on helping people manage stress, anxiety, and mood concerns. She brings 15 years of experience and a straightforward, compassionate style. Katherine listens first, then helps people figure out practical steps they can use right away.

She works with issues like low self-esteem, depression, panic attacks, and the tangled feelings that come with life changes. She also addresses caregiver stress, compassion fatigue, and the loneliness that can follow major transitions.

Background and approach

Conversations often center on clear goals and small changes that build confidence over time. Katherine adapts her approach to each person’s needs and pace. Sessions combine reflective talk with tools for coping, problem solving, and improving daily routines.

She aims to make sessions feel useful from the start rather than only theoretical. Her background includes a variety of practice settings across community and clinical work in New York over the past 15 years. That breadth gives her experience with many common life struggles, including communication problems, guilt and shame, and questions about life purpose.

Katherine focuses on helping people reconnect to what matters to them. People who come to Katherine for help can expect a respectful, down-to-earth conversation. She supports parents and professionals coping with stress as well as people navigating relationship difficulties, social anxiety, or women's issues.

The work is collaborative and paced to each person's comfort level.

Focus areas and approaches

Everything Katherine lists on their public professional profile, in their own terms.

Online support

Practical approaches for online therapy and everyday life

Many of Katherine's methods center on evidence-based techniques that focus on skills and actions. One common approach teaches relaxation and breathing strategies alongside steps to manage panic symptoms; this helps when anxiety and sudden panic attacks occur. Another approach emphasizes identifying unhelpful thinking patterns and testing them with real-life experiments to reduce worry and low mood; this is useful for social anxiety, depression, and low self-esteem.

Choosing which approach to use is a collaborative process. Katherine works with each person to define goals, try different methods, and adjust based on what feels most helpful. She explains options in plain language and partners with clients to find the right fit for their needs and preferences.

Online therapy makes this work flexible. Video calls allow face-to-face conversation and visual cues for deeper discussion. Phone sessions are a good option when bandwidth is limited or a shorter check-in is needed. Live chat and text-based messaging are useful for brief updates, homework prompts, or when someone prefers writing over speaking. These formats let people fit therapy into a busy life while maintaining continuity of care with licensed professionals.

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Questions people ask

What concerns does Katherine commonly address?

She helps people with stress, anxiety, self-esteem, depression, and coping with life changes, and also works on caregiver stress, compassion fatigue, and panic attacks.

What is her therapeutic style like?

Her approach is practical and collaborative, focusing on clear goals, conversational problem solving, and tools you can use between sessions.

How much clinical experience does she have?

Katherine brings 15 years of professional experience working in New York clinical and community settings.

What credentials and location are listed?

She is a licensed clinical social worker - LCSW - practicing in New York.

Which languages are sessions offered in?

Sessions are offered in English.

What session formats are available?

Sessions can be done by video call, phone, live chat, or text-based messaging.

How do costs and scheduling work?

Cost varies by location and therapist availability, and sessions use a subscription that can be canceled at any time.

How do I begin working with her?

Start by selecting the Start Therapy button, complete a short matching questionnaire, and then schedule sessions according to therapist availability.

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