Meet Our Leadership Team

Dr. Chantelle Thomas is Windrose Recovery’s Executive Clinical Director and a Clinical Psychologist specializing in addiction treatment, trauma and health psychology. With her experience in trauma work, Dr. Thomas guides the clinical team in the comprehensive assessment and treatment of each guest. Dr. Thomas is also a certified biofeedback practitioner, providing clients with an added dimension of insight and discovery helping them better regulate and understand the psychological impact of stress and chronic trauma. Dr. Thomas began her career as the Program Director for a dual-diagnosis addiction and trauma treatment center in Malibu, California. After receiving her PhD in Clinical Psychology, she completed her internship and post-doctoral fellowship in Health and Rehabilitation Psychology at the University of Wisconsin School of Medicine and Mental Health. While there, she gained specialized expertise in medical-surgical consultation, trauma- informed therapy and chronic pain treatment. Through the University of Wisconsin’s School of Family Medicine, Dr. Thomas then joined Access Community Health Center as a Behavioral Health Consultant to primary care physicians where she innovated the development of a substance use disorder consultation clinic embedded within primary care. Her background in research-supported treatment modalities directly informs her ability to ensure the most effective interventions are incorporated into Windrose Recovery’s holistic programs.

Dr. Todd Kammerzelt is an addiction psychiatrist certified by the American Board of Psychiatry and Neurology (ABPN). In addition to his role of Psychiatrist at Windrose Recovery, Dr. Kammerzelt also serves as a Clinical Assistant Professor at the University of Wisconsin School of Medicine and Public Health. Most recently, he was the Medical Director of Connections Counseling in Madison, Wisconsin. He previously held the roles of Staff Psychiatrist at the Madison VA and Unit Chief for an adult co-occurring disorder program at the Brattleboro Retreat in Vermont. Dr. Kammerzelt received his medical degree at the University of Wisconsin Madison School of Medicine and Public Health, including the Addiction Psychiatry Fellowship at the UW School of Medicine. He also accomplished his premedical degree at Columbia University and undergraduate degree at Tulane University. At Windrose Recovery, Dr. Kammerzelt treats each client individually by utilizing his expertise in mental health and substance use disorders with compassion and dedication.

Dr. Gallagher is an Integrative Medicine Physician board certified in Family Medicine and is a member of the American Academy of Family Physicians and Wisconsin Academy of Family Physicians. Dr. Gallagher grew up in Mequon, Wisconsin and was on the path to become a physician, starting at a young age. She attended the University of Wisconsin for her undergraduate degree and subsequently completed her medical degree at the Medical College of Wisconsin. Later in her medical journey, Dr. Gallagher graduated as a fellow of Integrative Medicine at the University of Arizona College of Medicine, where she trained under the esteemed Dr. Andrew Weil. In 2017, Dr. Gallagher founded an independent boutique medical practice—Gallagher Family Medicine—located in Delafield Wisconsin. She created a medical clinic where patients are listened to, supported and have a more complete understanding of their health concerns, which in turn supports better outcomes. As the lead Physician at Windrose Recovery, Dr. Gallagher assesses and treats each client’s medical needs, and her holistic, integrative approach blends seamlessly into the care and treatment Windrose Recovery provides to each client.

Nancy is Vice President of Clinical Outreach at Windrose Recovery where she is responsible for overseeing and facilitating admissions, continuing care and national clinical outreach. She brings with her more than 20 years of addiction and behavioral health experience at nationally recognized, well-respected treatment facilities throughout the country—including 10 years as Director of Marketing at The Meadows in Arizona. Nancy has led national business development teams and trained outreach and marketing professionals throughout the country. She has also been an integral part of developing new treatment programs and has helped numerous private practice practitioners grow their businesses into thriving practices. Nancy began her career, after receiving her Masters of Science in Social Work from Columbia University, as a therapist at an outpatient clinic and became the Assistant Director for several years before finding her passion in addiction treatment and clinical outreach.

With more than a decade of experience in the healthcare field, Stephanie brings a passion for connecting individuals with the treatment they need to help them on their path to recovery. At Windrose Recovery, she serves as a resource not only for individuals seeking treatment, but also for treatment providers and professionals, developing and maintaining relationships with care providers throughout the Midwest and across the country. Prior to joining Windrose Recovery’s outreach team, Stephanie was the Director of Marketing for a medical rehabilitation center, working closely with hospital social workers, case managers, physicians and community partners.

Aber Hollander is the President and Chief Executive Officer of Windrose Recovery, a position he has held since founding The Manor in 2015. Aber’s experience in healthcare operations, management and business development was instrumental in establishing The Manor and expanding Windrose Recovery into a full continuum of care. Aber previously served as the VP of Business Development for a healthcare management company, spearheading multiple strategic programs and initiatives. He was also the administrator of a premier rehabilitation and extended care facility in Chicago’s North Shore where he led a team of physicians, clinicians and medical professionals. Throughout his career in healthcare, Aber has always placed a strong focus on innovation in the pursuit of the highest quality treatment delivered with dignity and respect.