Our History

GreenLife was founded by Dr. Randall Green, PhD, LMFT, MDiv, CAP in 2012. Dr. Green partnered with Zvi Itzchaki, GreenLife's current CEO, in 2016. When Dr. Green passed away in November of 2020, Zvi continued to run the program together with his wife, Raija Itzchaki.


Zvi “Joseph” Itzchaki

Chief Executive Officer + Owner

Prior to joining GreenLife as co-owner in 2016, Zvi owned and operated assisted living facilities and a Medicare certified home health agency. Committed to helping people for over 25 years, Zvi’s background in healthcare paved the way for a natural transition into the field of behavioral health and addiction treatment. Zvi is driven by a deep passion to help those who have been affected by substance use disorders to find their way towards authentic recovery and living a positive, productive life free of all kinds of addictions.


Robert “Bob” Scardino

Clinical Director

In the field of substance abuse for almost 20 years, Bob has extensive experience as Clinical Director and Therapist at various substance abuse and mental health programs. Bob is also a Qualified Supervisor for Bachelor’s and Master’s Level Social Work students and registered interns. He is a seasoned presenter in the field of addiction treatment and substance abuse.


Crystal Prestia

Primary Therapist +

Substance Abuse Counselor

Crystal has a master's degree in social work and a bachelor's degree in psychology. She has been a Certified Addiction Professional for 9 years, working in the treatment community in detox, residential, partial hospitalization, and Intensive Outpatient and Outpatient settings. Crystal is working on her licensure to become a Licensed Clinical Social Worker. Crystal provides group and individual counseling to the clients at GreenLife. She is passionate about her work as a therapist and social worker. Crystal hopes to continue to help those struggling with addiction to recover.


Dr. Andrew Bunce, PhD

Consulting Clinical Psychologist

With over 30 years of experience in Clinical Psychology, Dr. Andy’s specialty is in unresolved trauma and sexual addiction. Dr. Andy uses effective therapeutic approaches such as Mindfulness, CBT and DBT to treat his clients. Dr. Andy helps his clients develop a recovery plan that matches with their unique needs and challenges their personal strengths.


Raija Itzchaki

Director of Operations

Raija is responsible for GreenLife’s business operations and procedures, regulatory compliance, strategic planning, risk management, continuous performance improvement plans as well as human resources management. She has nearly 30 years prior experience in

healthcare management.


Dr. Jeanne – Elyse Cedeno, MD


Family Medicine Physician

Dr. Cedeno serves as GreenLife's Medical Consultant and her office is located conveniently across the hall from Greenlife IOP. Dr. Cedeno received her education and training from Michigan State University, College of Human Medicine. She did her internship at Jackson Memorial Hospital, Miami, Florida and her Residency at Baylor Hospital College of Medicine, Department of Family and Community Medicine. Dr. Cedeno holds professional memberships in the American Academy of Family Physicians, Florida Academy of Family Physicians and the American Medical Association. Languages spoken by Dr. Cedeno include English, French and Spanish.


Kayla Katz, MSW, RCSWI

Substance Abuse Counselor

With a Master’s degree in Social Work, Kayla has over 6 years of experience in crisis counseling, domestic violence, adoption and foster care, as well as addiction treatment and substance abuse.