Wavelengths Recovery

24/7 help is available 844-392-8342

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Executive Staff

Master’s level licensed clinicians and addiction specialists.

We Care

From the moment a participant reaches out to us for help, they are welcomed by our staff, who understand what they are going through. Our staff is on-call 24 hours a day, so there is always someone to reach out to when help is needed.

Deirdre Habermehl
Deirdre Habermehl, MD, MBA FASAM
Medical Director

Deirdre Habermehl, MD, MBA FASAM is a Stanford trained board certified Addiction Medicine specialist. Dr. Habermehl graduated from New York University Medical School, completed an Internship at Brown University and residency at Stanford University prior to earning her Master of Business Administration from Yale School of Management.  She served as a Clinical Associate Professor at the University of Wisconsin in Madison doing National Institute of Health-funded research which she presented at international meetings and published in peer-reviewed journals. Dr. Habermehl is a Fellow of the American Society of Addiction Medicine and is an Expert Reviewer for the Medical Board of California.

Errin Madden
Erin Madden
Clinical Director

Erin Madden is a Licensed Clinical Social Worker and Internationally Certified Drug and Alcohol Counselor with 15 years of experience working in the field of addiction treatment. Erin was the Program Coordinator for Addiction Treatment Services at the Palo Alto Veterans Administration Hospital, a teaching hospital for Stanford University, where among other duties, she managed an Intensive Outpatient Program. Erin's passion for helping her clients heal from traumatic injuries and addiction led her to become a Trauma-focused Therapist. She has intensive training in Eye Movement Desensitization and Reprocessing, Motivational Interviewing, Dialectical Behavioral Therapy, and Cognitive Behavioral Therapy. Earlier in her career, Erin worked in a private practice group, treating clients with mental health and substance use disorders that were from all walks of life: teachers, first responders, corporate employees, families, couples, drug court participants, DUI offenders, and child services cases.  During that time, she was also the Substance Abuse Prevention Coordinator for Martin County, Florida, where she implemented a county-wide, evidenced-based, Substance Abuse Prevention Program. She helped integrate peer leadership programs into four middle schools, she partnered with county recreation and human services departments creating safe and sober community events for families. Erin also enjoyed teaching at a college level and supervising new social workers throughout her career. Erin genuinely cares about the wellbeing of her clients and demonstrates that through her quality service to others. Erin loves yoga and everything about living at the beach in sunny, Southern California.

Jennifer Newlin Stewart
Jennifer Newlin Stewart
Behavioral Health Director

Jennifer is a licensed Marriage and Family Therapist and Licensed Advanced Alcohol Drug Counselor with over 10 years of clinical experience. She obtained her M.A. in Psychology with an Emphasis in Marriage and Family Therapy from Chapman University. She is currently completing her Ph.D. in Psychology with an Emphasis in Performance Psychology at Grand Canyon University. She has worked as a therapist in various treatment centers and mental health clinics for the treatment of addiction, dual diagnosis, trauma, grief and loss, anxiety disorders, and mood disorders. Jennifer is trained in Eye Movement Desensitization and Reprocessing (EMDR) and is Matrix Model certified. She has extensive experience utilizing Cognitive Behavioral Therapy (CBT), Motivational Interviewing (MI), Solutions-Focused Therapy, and Acceptance and Commitment Therapy (ACT). Jennifer is passionate about assisting clients in the journey to find their inner strengths once again and grow into what they want to become.

Regina Harris
Regina Armstrong Harris
Executive Director

Regina Harris is the Executive Director for Wavelengths Recovery. She previously worked for Orange County Children and Family Services. Having helped hundreds of children safely reunite with their recovering parents, she understands firsthand the importance of addiction treatment, approaching each individual with the concern and insight necessary to alleviate the difficulties in deciding to seek treatment. Regina earned her bachelor’s degree in Psychology from the University of California, Irvine and a masters in social work from San Diego State University.  Expanding her knowledge and experience, she also attained a California Real Estate License, enhancing her contract writing and business skills. She completed years of extensive leadership training from the University of California, Davis in Human Resources, management, and leadership. She is bilingual, fluent in English and Spanish.  Regina has found her home at Wavelengths Recovery, where she has oversight of all departmental heads; continuous quality assurance; compliance; and organizational systems.

Bill Collins
Bill Collins
Deputy Executive Director

Bill Collins is a Deputy Executive Director for Wavelengths and oversees the Operations Department.  Previously, Bill was the Deputy Police Chief for the City of Westminster in Orange County, California.  A 30-year veteran of law enforcement, Bill has experience in operational and administrative management, budget forecasting, human resources, and emergency operations. His wealth of experience and leadership skills bring structure and stability to Wavelengths’ Operations.

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Contact us anytime. From anywhere. 24 hours a day. 7 days a week.



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