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Therapist in Washington, Missouri William McKenzie, Therapist

Gender Identity: Male

Ages Served: 11-64

Appointments: In-office and Online

Manages Medications: No, provides therapy only

Accepts Insurance: Yes - View accepted plans

William McKenzie, Therapist

William McKenzie, LPC

William McKenzie, LPC, is dedicated to helping individuals and families navigate life’s challenges with authenticity, resilience, and purpose. Practicing at LifeStance Health in Missouri, William offers a compassionate, collaborative space for clients of all ages—from children and adolescents to adults and midlife individuals. He specializes in providing tailored care for those managing anxiety, depression, ADHD, and life transitions, equipping clients with practical tools and insights to reclaim control of their emotional well-being.

A central focus of William’s work is supporting individuals who identify as neurodivergent, including those with ADHD, Autism Spectrum Disorders, and developmental disabilities. He is passionate about fostering environments where clients feel safe, understood, and empowered to thrive on their terms. Through his integrative, strengths-based approach, William draws from evidence-based interventions such as Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), and Acceptance and Commitment Therapy (ACT). He also utilizes Christian counseling and mindfulness techniques when appropriate, offering care that honors the diverse identities and values of his clients.

In addition to his expertise in mood and behavioral disorders, William has a strong clinical interest in addressing complex issues such as PTSD, grief, school avoidance, sleep difficulties, and relationship challenges. He is experienced in working with LGBTQ+ individuals, military veterans, and those navigating medical or somatic health conditions, delivering personalized, empathetic care designed to meet clients where they are in their mental health journey.

Outside of his professional practice, William nurtures his creativity and well-being through music, writing, and reading. An avid guitarist and songwriter, he values the therapeutic role of self-expression and incorporates elements of expressive and play-based therapies into his work. His love for sports and outdoor activities reflects his commitment to balance, resilience, and holistic wellness.

Expertise

Interventions

  • Acceptance and Commitment Therapy
  • CBT for Insomnia
  • Christian Counseling
  • Cognitive Behavioral Therapy (CBT)
  • Dialectical Behavior Therapy (DBT)
  • Faith-Based Treatment
  • Mindfulness
  • Parenting Skills

Education

  • Southern New Hampshire University

    Professional

    Hooksett, NH, US

  • Missouri Baptist University

    Professional

    St Louis, MO, US

Languages

  • English

FAQs

Please call us at 636-432-5500 to schedule an appointment with William McKenzie.

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See what our patients are saying about William McKenzie

I love this place they have helped me out so much
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Stephanie L.

Stephanie L.

Feb 25, 2026
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Excellent experience
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T

T

Jan 19, 2026
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Excellent experience
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Virginia J.

Virginia J.

Sep 14, 2025
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The testimonials and reviews shared on our platforms reflect the personal experiences and opinions of individuals voluntarily shared on third-party sites (e.g., Google). These reviews are voluntarily provided and are not compensated, solicited, or endorsed by LifeStance Health.

Important Notes:

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  • Individual results may vary – testimonials are not guarantees of similar outcomes
  • We do not independently verify the clinical accuracy or authenticity of statements
  • Clinician qualifications, expertise, and fit for your specific needs should be assessed through direct consultation

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