Our Providers

Walter T. Rueff Jr., Ph.D.


Dr. Rueff is a native Jacksonian and graduate of St. Andrew’s Episcopal School in Ridgeland, MS. He graduated with honors from Millsaps College, earning a BS in psychology and human services, as well as the Gordon Alport Award for Psychology. Dr. Rueff earned his M.A. and Ph.D. in clinical psychology from the University of Mississippi in Oxford. He completed his internship at the Vanderbilt University Medical Center, in Nashville, TN, where he specialized in adult psychotherapy, forensic psychology, and intervention and assessment of chronic pain. After his doctoral training, Dr. Rueff completed a clinical psychology fellowship in interdisciplinary mental health at the Alvin C. York VA Medical Center in Murfreesboro, TN.

Dr. Rueff is experienced in treating and assessing a broad variety of mental health issues. He specializes in treating anxiety and trauma related disorders, including Generalized Anxiety, Specific Phobia, OCD, Panic Disorder, and PTSD. He also has expertise with a variety of assessment needs, including psychoeducational (ADHD, Learning Disability, Giftedness/IQ, testing accommodations), pre-procedure (spinal cord stimulator, bariatric surgery), and specialized personality and forensic evaluations.

Dr. Rueff is licensed in Mississippi and Alabama and is now accepting new clients.

James D. Broussard, Ph.D.


Dr. Broussard is originally from Southwestern Louisiana. He began his professional career in the United States Air Force working as a electronics specialist for A-10 and F-16 fighter aircrafts. After receiving an honorable discharge, he earned his BS in psychology from the University of Louisiana at Lafayette. Dr. Broussard earned his M.A. and Ph.D. in clinical psychology from the University at Albany, the flagship school of the State University of New York system. He completed his internship and clinical residency training at the Michael E. Debakey VA Medical Center in Houston, TX, where he specialized in addictions and serious mental illness. Throughout his career, Dr. Broussard has engaged in clinical research and is a published author on a variety of topics which focus on behavioral health issues. Dr. Broussard is also the recipient of numerous awards for his clinical, research, and service contributions within the field of clinical psychology.

Dr. Broussard is experienced in treating and assessing a broad variety of mental health issues. He specializes in treating addictive disorders, anxiety disorders, and mood disorders such as Major Depression, Generalized Anxiety Disorder, Panic Disorder, Substance Use Disorders, and Behavioral Addictions (e.g., Gambling Disorder, Gaming Disorder). He also has expertise with a variety of treatment modalities, including individual and group psychotherapy. Dr. Broussard is also skilled in the assessment of intellectual functioning and diagnostic testing.

Dr. Broussard is licensed in the state of Mississippi and is now accepting new clients.

Daniel A. Barnes, Ph.D.

Our Providers

Dr. Barnes is a native Mississippian, earning his B.A. in Psychology from Delta State University in Cleveland, MS, and his Ph.D. in clinical psychology from Jackson State University in Jackson, MS. He has worked in academic, private, community, school, and state psychiatric settings as well as VA medical centers. Dr. Barnes completed his internship at the VA North Texas Health Care System followed by a fellowship at the G.V. (Sonny) Montgomery VA Medical Center, specializing in addictive disorders. He treats anxiety, depression, trauma, chronic pain, and many other conditions, in addition to performing assessments for these and other concerns, such as ADHD and learning disabilities. Throughout his training and work Dr. Barnes has received various honors and awards for achievement and service, and he is passionate about evidence-based practice and fostering awareness of mental health conditions.

Dr. Barnes is licensed in the state of Mississippi and is now accepting new clients.

Elizabeth Nosen, Ph.D.

Our Providers

Dr. Nosen has been providing evidence-based assessment and therapy since 2005. She specializes in treating adults experiencing anxiety, posttraumatic stress, depression, insomnia, alcohol and substance use. She primarily works from a cognitive-behavioral approach, tailoring treatments to help you develop insight, learn new ways of coping, and plan strategic changes to help you meet your personal goals. Dr. Nosen is trained in several specialized types of therapy protocols, including Prolonged Exposure (PE), Cognitive Processing (CPT), Dialectical Behavior Therapy (DBT), Eye Movement Desensitization and Retraining (EMDR) and Motivational Interviewing (MI), among others.

Dr. Nosen received her Ph.D. in clinical psychology from the University of British Columbia in Vancouver, BC, Canada and completed her internship and postdoctoral fellowship training at the University of Mississippi Medical Center in Jackson, MS. She has served as an investigator on grant-funded studies of trauma and substance use and has authored numerous journal articles and book chapters on these topics.

Licensed in Mississippi, Dr. Nosen is available evenings and weekends. All appointments are provided through video telehealth. She is currently accepting new clients.

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