Stacey Sullivan, MSN, PMHNP-BC, Psychiatry in Houston, Texas

Stacey Sullivan helps children, adolescents, teens, adults, and older adults across Texas navigate mental health challenges with compassionate, evidence-based psychiatric care. As a prescriber with LifeStance Health, she partners with patients to develop individualized treatment plans that support emotional wellness, symptom relief, and long-term success. Stacey provides medication management for a wide range of mental health conditions, with particular experience in treating ADHD, anxiety, and depression, while also offering care for additional psychiatric concerns. Stacey is especially passionate about helping individuals who are struggling with ADHD, anxiety, and depression. She understands that these conditions can impact every aspect of daily life, from school and work performance to relationships and self-confidence. Her approach emphasizes listening carefully to each patient’s story, identifying underlying factors that may be contributing to symptoms, and creating treatment strategies that align with the patient’s goals and lifestyle. She strives to create a supportive environment where patients feel understood, respected, and empowered throughout their mental health journey. In her practice, Stacey works with children, adolescents, teens, adults, and seniors experiencing a variety of conditions, including bipolar disorder, PTSD and trauma-related concerns, sleep disorders, and other mental health challenges. She believes that effective psychiatric care begins with a strong therapeutic partnership and a thorough understanding of each individual’s unique needs. By combining clinical expertise with a patient-centered approach, she helps patients build stability, resilience, and confidence in managing their mental health. Stacey earned her education from Abilene Christian University and The University of Texas at Arlington. Her background in nursing and psychiatric care has equipped her with the skills to support patients through diverse stages of life and varying levels of mental health complexity. Outside of work, Stacey enjoys spending time with her husband and two daughters, working on her upcoming podcast, staying active outdoors, watching college and professional football, and attending concerts.