Tess Quesenberry, MMS, is a Certified Physician Assistant in Psychiatry and Addiction Medicine and the Physician Assistant at Coastal Detox of Southern California. She holds a Master’s Degree in Medical Science from North Greenville University, and a Bachelor’s Degree from the University of Louisville.
Tess is licensed to provide Telehealth care for Integrative and Functional Mental Health in Maryland, Virginia, California, and the U.S. Virgin Islands. Her passion is to use functional medicine to address the root cause of mental health symptoms—especially depression, anxiety, bipolar disorder, substance use disorder, ADHD, and complex histories. Her wealth of experience is a key driver of Coastal Detox’s dual diagnosis treatment for co-occurring addiction and mental health disorders.
Tess Quesenberry, MMS, brings clinical expertise and commitment to evidence-based care to help shape the exceptional treatment experience our patients receive every day. Drawing on her advanced medical training and deep understanding of addiction and behavioral healthcare, Tess works collaboratively with the clinical team to ensure treatment is compassionate, individualized, and aligned with the highest standards of quality. Her leadership strengthens every aspect of our programs, helping patients build a strong foundation for lasting recovery while supporting a culture of clinical excellence throughout Coastal Detox.
Tess is dedicated to her patients’ well-being and strives to provide compassionate care, empowering them to achieve comprehensive health and holistic wellness long after leaving her care. In her spare time, Tess enjoys spending time with her family and is a self-proclaimed foodie. She loves trying new foods and recipes, exploring culinary adventures whenever she can.
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