

My name is Keri Kendall, I am a Board Certified Psychiatric Nurse Practitioner. I believe prioritizing your mental health is the key to living a well balanced life. Healthcare should always be about customer service. and putting you first is our business. Reaching out for help is the hardest step in the process, so congratulations your journey starts today.
I’m a board-certified Psychiatric-Mental Health Nurse Practitioner (PMHNP) with a background in nursing across a range of mental health settings, including outpatient care and higher-acuity environments. My training has focused on assessing, diagnosing, and treating conditions such as depression, anxiety, bipolar disorder, trauma-related disorders, and substance use, using both medication management and psychotherapy. I completed advanced graduate education in psychiatric-mental health nursing, which prepared me to provide holistic, evidence-based care across the lifespan and to collaborate closely with other members of the treatment team.
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.
I am a Psychiatric Mental Health Nurse Practitioner who works with adults experiencing anxiety, depression, trauma-related symptoms, mood disorders, OCD, and substance use concerns. My background includes structured treatment settings supporting recovery, stabilization, and long-term mental health management.
I provide warm, practical, and judgment-free care where clients feel heard and supported. Many people come to treatment feeling overwhelmed or unsure where to begin, and my goal is to simplify the process and provide clear direction forward.
I focus on thoughtful medication management and practical strategies that support lasting stability and meaningful progress.


Headway makes it easy to find support for your mental health — from finding the right provider, to understanding costs, to scheduling with ease.
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