Bipolar disorder therapists & psychiatrists in Justin, TX

As a board-certified, doctorally prepared psychiatric nurse practitioner, I treat a variety of mental health disorders using medication management as well as can incorporate psychotherapy within the session based on situational necessity. My focus is across the lifespan, including children and adolescents.

Margarita Rice is a double-board-certified psychiatric-mental health and family nurse practitioner. Her education and clinical experience give her a well-rounded perspective on physical and mental well-being. She treats mental health, metabolic health (wellness, weight loss, prediabetes), and hormone health (BHRT for men and women.

I am Mary Nganga, a PMHNP-BC in state of Texas. I have more than 12 years of experience in mental health. I graduated with Bachelor in Nursing from University of Texas Arlington, and Masters in Nursing from Texas States University, San Marcos. My free time, I enjoy spending time my family, pet (Ruffy), and gardening.

If your internal world feels chaotic, fractured, or heavy, finding a place to land can feel impossible. Maybe you are carrying the weight of complex trauma, navigating a world not built for your neurodivergent brain, or feeling completely disconnected from your own body.

You might feel hesitant to trust a male therapist with your story—especially if your past includes relational trauma, spiritual abuse, or high-control environments. I completely understand. At Quiet Harbor Counseling, safety isn’t something I preach; it is something we build together through steady, respectful, and non-judgmental action.

As a lead therapist with clinical director responsibilities within intensive treatment settings, my days are spent managing complex clinical care. In my private practice, I bring that exact high-level expertise, administrative precision, and deep trauma training directly to you. I specialize in providing a dedicated, affirming refuge where you can feel entirely seen, heard, and empowered to live a self-reliant life.

Scheduling & Telehealth

• Telehealth Across Texas: Available to anyone residing in the state of Texas.
• Convenient Specialized Hours: To accommodate busy professionals and unique schedules, I offer dedicated slots on Sunday mornings, all day Mondays, and select weekday evenings at 6:00 PM.
• Now located on the historic Denton square at 207 W. Hickory St. Suite 107, Denton, TX 76201

I would describe myself as warm, creative, and affirming. I am a somatic-based therapist trained in EMDR and Somatic Experiencing. In 2016, I earned my Master's degree in Clinical Mental Health Counseling at the University of North Texas. I have worked with a variety of individuals in hospital and outpatient settings. I see clients between the ages of 13 and 75 and am a LGBTQIQA+ ally.

As a counselor, I feel like mental health is a journey that is easier with a guide. I believe in empowering my clients and giving them the information and confidence to choose the paths along their journey that are best for them. I have been fully licensed since 2018 and I enjoy working with adults and couples.

As a licensed professional counselor and psychotherapist, my relationship with my client is the most important aspect of the process. I strive for connection and a collaborative spirit. It is always my goal to help the client with their unique and special needs. Whether someone struggles with anxiety, depression, grief, stress, trauma, or general relational issues, I want to develop a plan with them that will be customized to their needs, and specific to what their desired outcome is.

You may be the person everyone counts on, but that does not mean you are built to carry everything alone

You deserve to feel human, not just functional. You can be competent, capable, and still need help. Those things aren't in conflict.

I work with busy professionals, exhausted parents, healthcare professionals, and LGBTQ+ individuals, who look "fine" but feel lonely, resentful, or stuck in survival mode. You want life to work without running on stress and guilt. Together we'll identify what's draining you and build practical boundaries, routines, and skills that calm your nervous system, protect your energy, and make daily life feel manageable and yours again.

You can verify your insurance in minutes and view my real-time availability directly through Headway — making it simple to get started.

I work with adults 18 and older who feel anxious, depressed, distracted, emotionally overwhelmed, burned out, or unlike themselves. They may be struggling with ADHD, mood changes, stress, sleep disruption, low motivation, or difficulty functioning in daily life. Many are looking for mental health care that feels thoughtful, thorough, and individualized.

Life can get heavy—whether you’re juggling family dynamics, relationship stress, parenting challenges, or just trying to stay afloat. Maybe you’ve always been the dependable one, the person everyone else leans on, but you’re starting to realize it’s time to focus on yourself. You want less tension, more connection, and practical tools that actually make a difference. You’re not after a quick fix—you just want someone real to help you sort things out and walk with you through the hard parts.

McCartney is a Licensed Professional Counselor. He received his Bachelor’s degree in Psychology and a Minor in Bible from Harding University. From there he went on to receive his Master’s Degree from Texas Wesleyan in Professional Counseling. McCartney has experience with a wide range of ages from his time working as a children’s ministry intern, to working at a treatment center for teens and young men and running group counseling at an intensive outpatient program.