Meet Our Team

Zack serves as the Executive Director at Louisville Addiction Center, where he brings over a decade of experience and a deep personal commitment to helping others achieve lasting recovery. A graduate of the University of Tennessee, Knoxville, with a Bachelor of Arts in Philosophy, Zack’s path to addiction recovery work began with his own transformative journey. After his life was impacted by substance use, he sought treatment in 2013, finding hope and healing through the compassion of those around him. This experience sparked a lifelong dedication to helping others rebuild their lives in the same way.

For Zack, the most rewarding part of his work is seeing clients regain hope and vitality. He finds immense joy in watching individuals who enter treatment feeling lost and hopeless transform into people who are full of life and ready to embrace a brighter future. His approach to leadership is grounded in humility and empathy. “I try to make sure clients know that, although I might be further along in terms of days sober, I am no better or worse than any of them; we are all shoulder to shoulder in recovery,” he says.

Outside of his role, Zack prioritizes family time with his wife, their children. He also enjoys live music, trying new foods, and watching movies. Deeply engaged in his own recovery and spiritual practice, Zack brings both personal insight and professional dedication to his work, making him a trusted leader and an inspiring presence at LAC.

Joshua Sprung is the Clinical Director. Joshua began his career in addiction rehabilitation as a behavioral technician and gained insight into the field by continuing to rise through various positions at prominent facilities. Joshua’s most notable work includes providing direct therapy, overseeing, and implementing rehabilitation programs, and ensuring clinical compliance through his advocacy for, and on behalf, of his client.

Joshua is a graduate of Florida Atlantic University where he received his Bachelors and Masters in Social Work. As part of his professional accomplishments, Joshua is a Veteran of the United States Army, is a Licensed Clinical Social Worker in multiple states, and continues to foster his skills by serving as an adjunct professor at a local college university. 

Dr. Vahid Osman is a Board-Certified Psychiatrist and Addictionologist who has extensive experience in skillfully treating patients with mental illness, chemical dependency and developmental disorders. Dr. Osman has trained in Psychiatry in France and in Austin, Texas.

Owner and Founder of Osman Clinic & Associates, American Telepsychiatry & Associates and Fayette Behavioral Health Complex.

Teacher and Mentor to Psychiatric Residents, Nurse Practitioners and Therapists. Dr. Osman has been involved in opening several Residential Facilities for Chemical Dependency and Mental Illness. He currently serves as a Medical Director for multiple facilities throughout the United States. He is one of the Pioneers of Telepsychiatry in the state of Indiana.

Dr. Osman currently treats a variety of clients including those seeking inpatient treatment, outpatient treatment, intensive outpatient treatment, and partial hospitalization for Chemical Dependency and addictive disorders and mental illness.

Dr. Osman has the ability to positively impact patients being treated for an array of mental health and addictive disorders by utilizing his years of extensive experience in Psychiatry.

Keith Riley is the Director of Business Development at Louisville Addiction Center, where he plays a pivotal role in expanding the organization’s reach and impact in the field of addiction recovery. With nine years of personal recovery experience, Keith is deeply committed to helping others find their own paths to sobriety and wellness.

Keith brings a combination of strategic vision and heartfelt dedication to his role, utilizing his personal journey to inspire change and foster partnerships that enhance the support available to those seeking recovery. His empathetic approach and understanding of the recovery process have been instrumental in developing programs that resonate with both patients and partners.

In his personal life, Keith cherishes spending time with his wife, Kat. Together, they enjoy hiking and rejuvenating on the beach, activities that reflect Keith’s appreciation for balance and tranquility. Additionally, Keith is an avid sports enthusiast with a strong allegiance to the New York Jets and New York Mets, demonstrating his loyalty and team spirit both personally and professionally.

Keith Riley’s passion for growth and recovery, paired with his strategic acumen, positions him as a valuable leader at Tulip Hill Healthcare, where he continues to advance the mission of fostering lasting, positive change in the lives of those affected by addiction.

Hannah Maki serves as a dedicated Nurse Practitioner at Louisville Addiction Center, specializing in psychiatric care with a holistic approach. Holding advanced credentials as an APRN and PMHNP-BC, Hannah has devoted the past two years to improving the well-being of her patients through comprehensive mental health services.

Hannah advises those entering treatment to embrace the nonlinear nature of healing, encouraging patience and persistence through the ups and downs of the recovery process. Driven by a passion to provide holistic psychiatric care, her approach is centered on viewing each patient within the broader context of their life circumstances and experiences, aiming to foster healing that is both deep and enduring. She finds profound satisfaction in witnessing the tangible progress of her patients as they advance towards recovery.

At LAC, Hannah is a compassionate advocate for the comprehensive well-being of her patients, and makes a lasting impact on their lives. Outside of her professional life, she is deeply committed to her family. She cherishes spending quality time with her husband and their growing family. They not only provide her with support and joy but also enriches her understanding and empathy, qualities she brings into her practice every day.

oanne brings warmth, compassion, and dedication to her role as Business Administrator at Louisville Addiction Center. With a degree in Business Administration and two years in the field, Joanne finds deep fulfillment in supporting those on their journey to recovery. She is inspired daily by the positive changes and milestones achieved by clients, and knowing that her work contributes to their progress is truly rewarding.

As a key support figure, Joanne strives to be a helpful presence for clients, acting as a sounding board and assisting them in any way she can during their stay. Her advice to those beginning their recovery journey is to “walk through your fears and trust that everything is going to be okay.” Guided by the mantra, “Though no one can go back and make a brand new start, anyone can start from now and make a brand new ending,” Joanne encourages clients to embrace the opportunity for a fresh start.

Outside of work, Joanne is passionate about horses and has a long history of involvement in the Western horse world, including showing Cutting horses and participating in Team Penning events. Joanne is proud to be part of the compassionate community at LAC, where she continues to support and uplift clients as they work toward a brighter future.