Our Team
At Forrest Behavioral Health, our team is the cornerstone of the comprehensive care we provide. Each member brings a wealth of expertise and compassion, ensuring that every aspect of our clients’ recovery is addressed with the utmost care and professionalism.
Recognizing the unique nature of addiction in each individual, our team employs a tailored, multidisciplinary approach. Our clinicians and doctors deliver the best medical care, complemented by our therapists and counselors, who provide a range of innovative therapeutic modalities. Together, we ensure a holistic treatment experience, fostering physical, mental, and emotional healing in a supportive environment.
Meet our Leadership
The people responsible for the care you receive at our Hoffman Estates location.
Billy Lewis
Billy Lewis is a dedicated behavioral health leader with more than 15 years of experience in program operations, regulatory compliance, and team leadership.
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As Program Director, he oversees outpatient services and has extensive experience leading teams across psychiatric, residential, detoxification, PHP, and IOP settings.
Billy holds a Master of Public Administration from National University and degrees in Human Services from Columbia College and Elgin Community College. He is passionate about promoting accountable care and expanding access to quality behavioral health services.
Annmarie Gacek
Annmarie earned both her bachelor’s and master’s degrees in Social Work from Loyola University Chicago and has devoted her career to supporting people facing both addiction and mental health challenges.
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She is a Licensed Clinical Social Worker (LCSW) and Certified Alcohol and Drug Counselor (CADC). To better serve her clients, Annmarie earned an additional certification in Dialectical Behavior Therapy (C-DBT).
Annmarie has experience working with clients in a variety of settings, including residential, PHP, IOP, and community behavioral health and substance abuse programs. She is passionate about providing evidence-based care and supporting individuals throughout their journey toward recovery and improved mental health.
In her role as Clinical Director, Annmarie is committed to fostering a collaborative, client-centered environment where both clients and staff can thrive.
Anna Fox
Anna Fox is a dedicated behavioral health professional with hands-on experience in mental health and addiction care administration, supporting both clinical teams and the individuals they serve.
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As Assistant Program Director, she helps coordinate day-to-day program operations and works closely with clinical and administrative staff to ensure clients receive seamless, well-supported care. Her prior experience as an office coordinator and patient specialist gave her a strong foundation in guiding individuals through every step of the treatment process.
Anna holds a Bachelor’s degree in Psychology with a minor in Criminology from Northeastern Illinois University. Known for her compassionate, detail-oriented approach, she is committed to creating a welcoming environment for clients during vulnerable moments and believes that accessible, empathetic care can make a meaningful difference in long-term recovery.
Our Clinical Team
The therapists and clinicians who work alongside you every day at our Hoffman Estates location.
Alexis Errico
Alexis is a primary therapist providing individual, group, and family therapy, with a strong focus on supporting clients with co-occurring mental health and substance use conditions.
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She earned her Bachelor’s degree in Sociology and her Master’s degree in Clinical Mental Health Counseling from the University of Arizona, and has provided therapy in both residential and school-based settings. Her clinical style integrates Cognitive Behavioral Therapy (CBT), Solution-Focused Therapy, and mindfulness-based approaches.
Alexis is dedicated to creating a calm, collaborative environment where clients can build insight, develop effective coping skills, and work toward meaningful, lasting change.
Stephanie O’Malley
Stephanie is a clinical group facilitator with experience in community mental health and private practice, working with children, adults, and families facing mental health and relational challenges.
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She holds a Bachelor’s degree in Psychology from Northern Illinois University, a Master’s degree in Forensic Psychology from Arizona State University, and a Master’s degree in Clinical Mental Health Counseling from Judson University.
Stephanie’s therapeutic approach is integrative, drawing from Cognitive Behavioral Therapy (CBT), Solution-Focused Therapy, and Acceptance and Commitment Therapy (ACT). With an energizing, eclectic style, her goal is to create a safe and supportive space where you feel seen, heard, and empowered.
Diane Proano
Diane is a board-certified Psychiatric Mental Health Nurse Practitioner providing psychiatric evaluation, diagnosis, and medication management to clients of all ages.
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She earned her Master of Science in Nursing with a specialization in Psychiatric Mental Health Nursing from Purdue University and is dual board-certified through the ANCC and the AANP. With more than a decade of experience, including work with individuals with developmental disabilities and complex behavioral health needs, she treats a broad range of concerns including depression, anxiety, ADHD, mood disorders, trauma-related conditions, and substance use disorders.
Diane takes a thoughtful, evidence-based approach to psychiatric care, working collaboratively with each client to build an individualized treatment plan that supports symptom improvement, stability, and meaningful progress toward recovery.
Our Operations Team
The team members who support your day-to-day care at our Hoffman Estates location.
Marc Rogala
Marc Rogala is a case manager and recovery support specialist who brings three decades of leadership experience and his own recovery journey to the people he works with.
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Marc spent 30 years in the insurance industry, working in a number of roles from sales representative to agency manager, where he recruited and developed a team of sales representatives on the south side of Chicago.
After battling years of alcohol and substance use, Marc found his way into recovery and became a certified life coach. He is an Amazon and LA Tribune critically acclaimed bestselling author of a self-help book, and he served as a Recovery Support Specialist with the National Alliance on Mental Illness before joining Forrest Behavioral Health.
Tucker Barringer
Tucker is a Treatment Advocate and Certified Recovery Support Specialist who helps individuals and families navigate the challenges of mental health and substance use treatment.
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In his role as a Treatment Advocate, Tucker helps individuals and families navigate the complex challenges associated with mental health and substance use treatment. As a Certified Recovery Support Specialist and a man in long-term recovery, Tucker brings both professional knowledge and personal experience to his work.
He provides compassionate support, guidance, and education while helping individuals and families understand their options and identify the appropriate level of care for their loved one.