Cass Lynn Lyles, Nurse Practitioner

Cass Lynn Lyles, PMHNP, helps patients in Wisconsin achieve stability and long-term wellness through compassionate psychiatric care and evidence-based treatment. As a prescriber at LifeStance Health, she provides medication management for adolescents, teens, and adults, supporting individuals as they work through challenges such as anxiety, depression, and bipolar disorder. She partners with patients to create treatment plans that are both personalized and effective, with a focus on building confidence, balance, and hope for the future. Cass specializes in addressing ADHD, mood disorders, and trauma, integrating medication management with supportive interventions such as Cognitive Behavioral Therapy (CBT) and parenting skills strategies. She believes in treating the whole person, ensuring that each patient feels heard and understood while developing tools to improve daily life and overall mental health. Her clinical approach emphasizes collaboration and trust, empowering patients to take an active role in their care. She is especially dedicated to supporting patients who have recently been discharged from a psychiatric hospital. Cass understands that this transition can feel overwhelming and provides consistent, compassionate follow-up care to help patients maintain progress, prevent setbacks, and build resilience as they re-enter daily routines. This focus reflects her passion for helping individuals stabilize and move forward with renewed strength. Cass works with a wide range of populations, including members of the LGBTQ+ community, military veterans, and women navigating unique mental health concerns such as postpartum depression or anxiety. In addition to her specialties, she has experience treating grief, substance use issues, gender identity concerns, and school avoidance, offering comprehensive care to meet the diverse needs of her patients. Outside of her clinical practice, Cass enjoys spending time with her family, attending concerts, visiting local coffee shops, and relaxing with games such as Magic: The Gathering and video games.