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Not Broken. Just Stuck.
You don’t need to push harder — you need a new approach. Experience healing and growth through ketamine therapy + holistic practices.
Come Home to Yourself
A safe space for release, reset, and reconnection. This is care that meets you where you are.
Healing That Meets the Whole You
Body, brain, and beyond — our integrative sessions support lasting change.
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Ketamine Therapy with a Holistic Approach

At TherapeutiK Sessions, we blend the science of modern medicine with the wisdom of holistic care — creating a therapeutic experience that meets the whole you. Conveniently located in East Williamsburg.

Each session combines medically guided ketamine treatment with supportive practices like breathwork, sound healing, and integration — all held in a warm, welcoming community that understands what real healing takes.

This isn’t just treatment. It’s a step toward clarity, balance, and belonging — in your body, your life, and your path forward.

Book A Free, Confidential Consultation

Fill out the form below to ask any questions or to get started on your healing journey. 

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What is Ketamine Therapy

Ketamine Therapy is a groundbreaking treatment that has redefined mental health and pain management. Ketamine has emerged as a powerful tool for addressing conditions such as PTSD, depression, anxiety, and chronic pain. Its unique ability to enhance neuroplasticity, your brain’s capacity to form and reorganize connections—makes it particularly effective in promoting healing and transformation.

At TherapeutiK Sessions, we take Ketamine Therapy beyond the clinical setting, integrating it with holistic practices to create a comprehensive and deeply healing experience.

This innovative approach not only addresses symptoms but empowers lasting well-being and growth.

How Our Ketamine Therapy is Unique

Real healing needs more than medicine.

We combine clinically supervised ketamine therapy with proven holistic practices — like breathwork, sound healing, and meditation — to support improvement on every level. This isn’t just treatment. It’s care delivered in a warm, welcoming environment where you feel safe, supported, and seen. We’re not here to fix you. We’re here to walk with you, in community, as you reconnect to your strength and clarity.

What makes our approach truly unique is our Healing Pathway. It guides you through three intentional phases, Preparation, Immersion, and Integration, so the improvements you experience stay with you.

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Preparation

Before your first session, we help you lay the groundwork for meaningful change. You’ll learn to connect with your breath, calm your system, and set clear intentions. Whether it’s your first time doing inner work or you’re well along the path, we’ll meet you exactly where you are.

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Immersion

Each session — individual or in a small group — is held as a guided ceremony. You’ll be supported by medical providers and holistic practitioners who combine ketamine treatment with breathwork, sound, aromatherapy, and subtle energetic care. The result is a grounded, sensory-aware space where your system can safely open to healing.

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Integration

Healing doesn’t end when the session ends. In the days and weeks that follow, you’ll continue working with your therapist, and drawing on the holistic tools you’ve learned to deepen the process. We’re here if you need support — whether it’s integration coaching, future sessions, or simply staying connected to your growth.

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Our Mission

Our mission is to increase the quality of life for our patients through meaningful mental and emotional improvement. By combining clinically guided ketamine treatment with holistic practices that address the whole person — body, mind, and nervous system, we provide a grounded, structured environment where insights lead to lasting change and each individual is supported with care, clarity, and community.

Grow

Reconnect to your body’s signals and stabilize your nervous system

Heal

Work at the root level, physically and emotionally, to shift patterns

Thrive

Clear built-up stress and emotional residue so you can function at full capacity

Our Streamlined Treatment Process

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1.

Get To Know You

Contact us though the web form and begin to interact with our team.
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2.

Medical Evaluation Phone Call

Consultation, medical screening, and approvals.
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3.

Medical + Holistic Treatment with Therapy

Follow treatment regiment and The Healing Pathway. Complete integration sessions with therapist or coach independently.
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4.

Aftercare

30 day + 6 month tele-medicine follow up. Maintenance scheduled if needed. Ongoing access to the community.

Who This Is For

Ketamine therapy can offer a powerful reset for those who feel like they’ve tried everything — and still aren’t where they want to be.

If you’ve been doing the work, trying different approaches, but things still are not shifting, this might be the missing piece. We work with people who feel:

  • Stuck in patterns they can’t think their way out of

  • Disconnected from themselves or the world around them

  • Numb, flat, or emotionally exhausted

  • Weighed down by old stories, fears, or unprocessed pain

  • Ready for healing — but unsure how to access it

Ketamine therapy is especially impactful for those facing treatment-resistant depression and other persistent challenges that haven’t responded to traditional routes. You are not a diagnosis. We’re here to help you reconnect with your capacity to grow, heal, and thrive. If you’re wondering whether this path is right for you, let’s talk.

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What are the Benefits of Ketamine Therapy?

Ketamine Therapy offers hope and healing for individuals facing a range of mental health challenges and chronic conditions. The Healing Pathway is especially beneficial for those facing depression, anxiety disorders, and obsessive-compulsive disorder.

Individuals experiencing chronic or neuropathic pain, postpartum depression, seasonal affective disorder, and eating disorders can also find relief and transformation through this innovative treatment.

At Therapeutik Sessions, we tailor each session to the unique needs of our clients, providing a compassionate and supportive environment for anyone seeking to release emotional or physical blocks, regain mental clarity, and achieve lasting well-being.

Common Conditions Ketamine is Prescribed For

Our Founding Team

Victor Gappmaier MD

Victor Gappmaier, MD

Founder, Medical Director

Dr. Gappmaier brings a unique blend of expertise to their practice, combining the precision of western medicine with a deep appreciation for eastern holistic approaches.

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Mariely Hernandez, PhD

Clinical Partner, Head of Mental Health

Dr. Hernandez guides patients through preparation, treatment, and integration within The Healing Pathway, blending clinical insight with compassion for lasting healing.

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Shayla Martin

Co-Founder, Community, Holistic

Shayla’s personal journey was the catalyst for her calling as a holistic healer, leading her to Therapeutik, where she ensures that every person feels supported on their healing path.

Brett Mackey Holistic Well Being Expert e1748468887167

Brett Mackey

Co-Founder, CEO

Brett blends business with holistic healing: a former consultant and executive turned wellness entrepreneur, he leads TherapeutiK with heart, clarity, and a whole-person approach to transformation.

Our Founding Team

Victor Gappmaier MD

Victor Gappmaier, MD

Founder

Dr. Gappmaier brings a unique blend of expertise to their practice, combining the precision of western medicine with a deep appreciation for eastern holistic approaches.

Brett Mackey Holistic Well Being Expert e1748468887167

Brett Mackey

Co-Founder

Brett blends business with holistic healing — a former consultant and executive turned wellness entrepreneur, he leads TherapeutiK with heart, clarity, and a whole-person approach to transformation.

Shayla Martin scaled e1748468918334

Shayla Martin

Co-Founder

Shayla’s personal journey was the catalyst for her calling as a holistic healer, leading her to Therapeutik, where she ensures that every person feels supported on their healing path.

Start Your Journey

“At NYC Therapeutik, we believe healing is a journey of transformation—one that honors both the science of the mind and the wisdom of the body. Our vision is to create a space where balance, wellness, and profound healing come together, empowering you to break through barriers, rediscover your strength, and embrace the best version of yourself.”

– Victor Gappmaier, Brett Mackey, & Shayla Martin
Founders of NYC Therapeutik

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