David L. Green Ph.D
Collaborative Transformations Psychology, Inc.

Learn more about members in our care team.

Meet our dedicated clinical experts

David L. Green, Ph.D

David Green PhD, currently resides in the East  Bay, and has devoted 40 years to practicing clinical psychology by treating and evaluating  injured workers. Dr. Green, a former active QME,  routinely addresses medical legal issues  as a treating doctor…

Karmin Copen, Psy.D

As a licensed clinical psychologist, I enjoy helping people to improve their overall quality of life, not only through symptom reduction, but also through functional restoration. Given my experience working with chronic pain, trauma, depression, anxiety, and stress, I understand that when we are impacted by…

Jodi Solod-Lynch, Psy.D

As a psychologist/ neuropsychologist, my primary role is providing neuropsychological assessments and cognitive rehabilitation training to patients who have sustained traumatic head injuries at work.” Additionally, I provide psychotherapy to patients who have experienced traumatic events at work and are struggling with the sequelae of such events.”

Fariba Monfared Psy.D

As a multicultural psychologist, I am passionate about helping injured workers to discover their unique strengths and inherent values that they may not otherwise see, when in the midst of a work place crisis.

Trinidad Zavala, Psy.D

Over the years, I am finding more and more that a work (Enjoyable) life balance is one of the most important aspects of living a happy life. I started my journey into psychotherapy back in 2002, that is 20 years ago! Over the years, I have learned a great deal

Zoia Vassilevskaia, Psy.D

I am a licensed psychologist with a medical background and an experience of treating people from various cultural backgrounds. I have many years of experience treating people who struggle with variety of traumatic experiences, including chronic pain, traumatic brain injuries, childhood trauma, domestic violence and sexual assault, war and workplace trauma, acute stress and PTSD using variety of evidence based practices and techniques. Additionally I helped people who struggle with addiction issues and co-occuring emotional health disorders (anxiety, bipolar and related disorders, depression, ADHD, learning and executive functions disorders and others) and physical health issues. My desire is to help you work through your current struggles so you could improve your quality of life and functionality.

Dr. Beau Duvall Psy.D

Dr. Duvall graduated with his doctorate in clinical psychology in 2016. He completed his doctoral internship at Center for Autism and Related Disorders (CARD, Inc.) in Los Angeles, CA, and his post-doctoral fellowship at ABA Behavior Therapies & Testing in San Diego, CA.

Meet our Office Staff

Lysa Toves

Administrative Office Assistant
Email: [email protected]

Monica Sabilano

New Referral Specialist
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Alma Padilla

Office Administrator/Billing
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Maria Del Castillo

Administrative Office Assistant
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Contact Our Office

Hours of Operation
Monday – Friday
9 am – 5 pm PST

Walnut Creek Office
43 Quail Ct. STE 201
Walnut Creek, CA , 94596

Contact Us

Walnut Creek Office: (925) 954-1618
Fairfield Office: (707) 428-3435
Billing : (925) 877-4782
Fax: (707) 428-3770 & (925) 952-7022
Email: [email protected]

Practice of
Dr. David Green Ph.D