Marissa Lallatin, LMSW
Therapist in Charleston and Mount Pleasant, SC

Welcome

Marissa is a therapist at Low Country Behavioral Health who offers a warm, collaborative approach to care. She believes therapy should feel personal and relevant, not one-size-fits-all, and works closely with each client to create a space that feels supportive and genuine.

She enjoys working with individuals during periods of change. Whether that includes shifts in identity, relationships, career direction, or other life changes. Marissa creates an affirming environment where clients can feel comfortable showing up as themselves while building clarity, confidence, and direction.

Her work focuses on helping clients better understand their experiences, reduce emotional overwhelm, and feel more grounded in their day-to-day lives.

Marissa’s Approach to Therapy

Marissa primarily uses Cognitive Behavioral Therapy (CBT) to help clients understand how thoughts, emotions, and behaviors are connected. Together you’ll identify patterns that may be contributing to stress or anxiety and develop practical strategies to create meaningful change.

She takes a flexible, client-centered approach, adapting sessions based on your needs, goals, and what feels most helpful in the moment. Her style is thoughtful, engaging, and focused on creating real-life tools you can carry outside of session.

Marissa is also committed to providing LGBTQIA+ affirming therapy, ensuring clients feel seen, respected, and supported throughout the process.

What Marissa Helps With

• Anxiety, overthinking, and persistent worry

• Life transitions and adjustment challenges

• Identify exploration and self-esteem

• Relationship concerns and communication

• Stress management and emotional regulation

• LGBTQIA+ affirming care

Who She Works With

Marissa works with individuals from a variety of backgrounds, including teens, young adults, and adults who are experiencing stress, uncertainty, or major life changes.

She has experience supporting individuals across different clinical settings, which allows her to meet clients with flexibility, understanding, and a strong foundation in mental health care.

Education and Background

Marissa earned her Master’s in Social Work from LSU. Her clinical experience includes working with individuals living with a range of mental health concerns, helping her build a well-rounded and adaptable approach to therapy.