About Us

Meet the team and tour our facility at Detox California.

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Our Dedicated Staff

Meet our team of dedicated and seasoned professionals. 

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Dr. Michael S. Valdez,
MD

Medical Director

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Dr. Lori Bohn, PMHNP-BC, DC

Nurse Practitioner

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Stacey Sheller,
LMFT

Executive Clinical Director

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Drake Coomer,
CADC II

Executive Director

Erin Bull | Detox California

Erin Bull

Program Director

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Hannah Mira,
ACSW

Primary Therapist

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Shannon Farmer,
CADC-II

Lead Case Manager

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Ben Christiensen,
CADC-I

Utilization Reviewer

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Josh Hamburg,
CADC-CS, ICCS

Chief Executive Officer

Alex Hall

Alex Hall

Chief Operating Officer

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Jason Rumao

Chief Business Development Officer

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David Christian (DJ)

Admissions Director

Clinical Approaches

At Detox California, our dedicated staff utilize a range of therapy modalities to support the diverse needs and challenges our clients face throughout their recovery journey.

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Cognitive-Behavioral Therapy (CBT)

Cognitive Behavioral Therapy (CBT) is a key part of our treatment approach, helping clients recognize and reshape negative thought patterns and behaviors. Through CBT, our staff guide clients in building practical coping skills to manage triggers and reduce the risk of relapse.

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Dialectical Behavior Therapy (DBT)

DBT helps clients build essential skills in mindfulness, emotional regulation, distress tolerance, and interpersonal effectiveness. This therapeutic approach is especially useful for managing overwhelming emotions and fostering healthier relationships.

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Trauma-Informed Therapy

Trauma-informed therapy recognizes how past trauma can influence addiction and recovery. Our staff use this approach to create a safe space for clients to process difficult experiences, promote healing, and lower the risk of relapse.

What to Expect in Orange County

Selecting a drug rehab in Orange County means choosing more than just a facility—it’s about embracing a serene, healing space defined by its coastal charm and exceptional care. Renowned for its top-tier addiction treatment centers, Orange County offers a nurturing, upscale environment ideal for those pursuing recovery.

At Detox California in Dana Point, you’ll experience a seamless integration of science-backed therapies and holistic practices, delivering a well-rounded path to overcoming addiction. From personalized counseling and group sessions to medical detox, all are set against the backdrop of Southern California’s tranquil beaches and picturesque landscapes. Whether you’re nearby or traveling from afar, Orange County creates the perfect setting for a transformative, lasting recovery journey.

Dr. Michael S. Valdez, MD
Medical Director

As the Medical Director of Detox California, Dr. Michael S. Valdez, MD, brings a distinguished background in addiction medicine and psychiatric care to our team. Earning his medical degree from UCLA and completing advanced training in neurology at Loma Linda University, Dr. Valdez has devoted his career to helping individuals overcome substance use and co-occurring mental health disorders. His expertise is further enhanced by completing a specialized psychiatric fellowship in 2018.

Dr. Valdez’s commitment to addiction treatment stems from a deeply personal journey. During his medical training, he confronted his own struggles with substance use, an experience that ignited his passion for supporting others on their path to recovery. This personal history empowers him with unparalleled empathy and insight, enabling him to provide patient-centered care that addresses the complexities of addiction.

At Detox California, Dr. Valdez specializes in dual diagnosis treatment, combining evidence-based psychotherapy techniques with individualized medication management. He has pioneered innovative detoxification protocols designed to minimize discomfort and promote long-term recovery, demonstrating his dedication to safe and compassionate care.

As an active member of the American Society of Addiction Medicine (ASAM), Dr. Valdez continually integrates the latest research and advancements into his practice. He also mentors a multidisciplinary team, fostering a culture of collaboration and excellence within Detox California.

Dr. Valdez’s vision aligns with Detox California’s mission: to offer comprehensive, integrative care that addresses the unique needs of each individual. His leadership and compassion inspire confidence among our clients and staff, ensuring that everyone who walks through our doors receives the highest standard of care.

Dr. Lori Bohn, PMHNP-BC, DC
Nurse Practitioner

Dr. Lori Bohn, PMHNP-BC, DC, received her Bachelor’s degree from the University of Arizona, her Doctorate degree from Chiropractic College West, her Bachelor’s in Nursing (BSN) at Wayland Baptist University and her Masters degree as a Psychiatric Nurse Practitioner from Herzing University.  She is a Board Certified PMHNP-BC with over a decade of experience in Integrative medicine specializing in Women’s Health.  Dr. Bohn is passionate about Addiction Psychiatry and thrives to bridge the gap between Conventional medicine and Integrative medicine.  She strives to address the impact that trauma has on the mind and body from an emotional and biochemical perspective in order to maximize healing.  In addition, Dr. Bohn has received a Fellowship in Integrative Psychiatry from the Integrative Psychiatry Institute and a Fellowship in Functional Psychiatry under the supervision of Dr. Greenblatt, the founder of Psychiatry Redefined.  She is committed to offering a trauma informed holistic approach to treatment that focuses on treating the underlying cause of mental health conditions in order to help achieve optimal health and well-being. Dr. Bohn is dedicated to partnering with each patient in a collaborative manner in order to create a personalized treatment plan for recovery.

Stacey Sheller, LMFT
Clinical Director

Stacey graduated with a Bachelors in Human Services with emphasis in Mental Health and Addiction treatment in 2009 from Cal State Fullerton and then Graduated with a Masters degree in Clinical Psychology from Azusa Pacific University in 2012.  She currently is a Licensed Marriage and Family Therapist with the Board of Behavioral Health in California.  Her previous experience includes working with the homeless population and individuals struggling from  intimate partner abuse.  She is a Certified Clinical Supervisor for post graduate students that are pursuing therapeutic licensure as Marriage and Family Therapists. Stacey brings experience to program development in dual diagnosis treatment programs and has worked as a therapist, clinical intake coordinator, and clinical director in multiple facilities.  Services Stacey provides include individual therapy, assessment, family therapy, couples therapy, case management, supervision, and training, with modalities such as DBT, CBT, and working with family members with loved ones struggling with addiction issues.

Drake Coomer, CADC II
Executive Director

Drake serves as Executive Director, overseeing operations and strategic initiatives to ensure excellence in behavioral health and addiction treatment. With over six years of experience in the industry, he brings extensive expertise in program management, clinical operations, and client-centered care. A Certified Alcohol and Drug Counselor (CADC II), Drake is deeply committed to guiding individuals toward lasting recovery. Originally from Kentucky, he relocated to California to advance his career in addiction treatment. His deep understanding of the field, combined with a strong commitment to clinical excellence, ensures that individuals seeking help receive the highest standard of care. Known for his leadership and compassionate approach, he has been instrumental in fostering a culture of excellence, driving successful client outcomes, and strengthening alumni engagement.

Erin Bull
Program Director

Erin Bull is a dedicated behavioral health professional with over a decade of experience in behavioral health treatment. Since entering the industry in 2011, she has built a well-rounded career grounded in both clinical practice and operational leadership. Erin completed her addiction studies training through HealthStaff Training Institute, and has since worked across a wide range of roles within the treatment continuum.
Her professional background includes extensive operational experience, with a strong focus on developing and maintaining systems that support efficiency and functionality. She also brings expertise in compliance, quality assurance, and human resources, giving her a well-rounded understanding of regulatory standards and organizational development. Erin has served as a Program Director across a diverse range of settings, including Medi-Cal facilities, as well as primary mental health and substance use disorder (SUD) programs.
Erin is deeply passionate about the restoration of families and is committed to delivering individualized, client-centered care. She strongly believes in the power of hope and strives to instill it in every individual she serves, particularly those navigating the challenges of addiction and recovery. Her leadership is driven by compassion, integrity, and a steadfast commitment to helping others rebuild their lives.

Hannah Mira, ACSW
Primary Therapist

Hannah Mira is a clinical therapist specializing in trauma-focused psychotherapy, cognitive behavioral therapy, trauma-focused cognitive behavioral therapy, harm reduction, crisis oriented recovery services (CORS) and art therapy. Prior to completing her Master of Social Work degree at the University of Massachusetts as a member of the Phi Alpha Honor Society, Hannah obtained undergraduate and graduate degrees from University of California, Irvine. Hannah has worked previously as a teacher at a juvenile prison in Northern California and as a Registered Emergency Medical Technician in Orange County. In her free time, Hannah enjoys her role as an adoption coordinator at a local dog rescue, hosting themed dinner parties, and traveling with her husband and son.

Shannon Farmer, CADCII
Case Manager

Shannon Farmer is a Certified Alcohol and Drug Counselor (CADC-II) and an experienced Case Manager with over 5 years dedicated to the field of substance use recovery and behavioral health. He plays a pivotal role in supporting individuals during the crucial detox and early stabilization phases of their recovery journey. As a hands-on Case Manager, Shannon is deeply involved in all aspects of his clients’ care. He collaborates closely with each individual to develop personalized treatment plans, ensuring their specific needs and goals are met. His responsibilities also include coordinating care with the entire treatment team, fostering a cohesive and integrated approach to treatment individualized to the client’s specific needs. Furthermore, Shannon meticulously manages smooth transitions for clients as they progress to the next phase of treatment or aftercare, setting them up for continued success.
Shannon’s approach is distinctly client-centered, emphasizing empathy, accountability, and structure. He understands the complexities of addiction and brings a wealth of experience in substance abuse, crisis intervention, and trauma-informed care. This background enables him to forge strong connections with clients who may be experiencing feelings of hopelessness, anxiety, or uncertainty about their future. Shannon is recognized for his ability to provide a calm and steady presence, helping clients to establish realistic goals and access the necessary resources for long-term recovery.
Beyond his professional life, Shannon remains actively engaged in the recovery community. He enjoys playing pickleball and participating in a sober softball league, demonstrating his commitment to a balanced and healthy lifestyle.

Ben Christiensen, CADC I
Utilization Reviewer

Ben is a dedicated and passionate advocate for recovery, bringing both professional expertise and heartfelt commitment to his work. As a Certified Case Manager with CCAPP, he has spent the past three years providing compassionate counseling and case management services, guiding individuals on their path to sobriety. Ben’s love for recovery goes beyond his profession—it is a personal mission to help others reclaim their lives and discover the joy of a sober lifestyle. With an unwavering belief in the power of transformation, he strives to offer hope, support, and encouragement to those navigating their own journeys to freedom and healing.

Josh Hamburg , CADC-CS, ICCS
Chief Executive Officer

Josh graduated from University of California, San Diego Extension in 2015 with a Certificate in Alcohol and Drug Abuse Counseling. He graduated from Saddleback College in 2016 with an Associates of Arts in Psychology. He received a Bachelors of Arts in Psychology at California State University, Fullerton in 2020. Josh is a Certified Addiction and Dependence Counselor – Clinical Supervisor and Internationally Certified Clinical Supervisor (CADC-CS, ICCS). Josh has been working in recovery since 2013 and has served in multiple capacities in drug and alcohol treatment —as Resident Assistant, House Manager, Detox Resident Assistant, Court Liaison, Intake Assistant, Operations Supervisor, Drug and Alcohol Counselor, Case Manager, Director of Business Development, Clinical Supervisor, Clinical Director, and Program Director. He provides consulting for various behavioral health organizations on Start-Up, Licensing and Accreditation, Staffing, and general Program Development. Josh serves as our Chief Executive Officer. In his private life, Josh enjoys spending quality time with his son, watching sports, playing poker, and attending music festivals and concerts — Josh estimates he has seen between 1500 and 2000 live concerts.

Alex Hall
Alex Hall
Chief Operating Officer

Alex is a passionate and driven leader in the behavioral healthcare field, with a history of clinical work and a litany of experience through every role that exists in the world of treatment work. Alex has honed his skills over 7 years by working as a house manager, operations manager, drug and alcohol counselor, Director of utilization review, Admissions director, Business development director, executive director, and eventually arriving at the position of Chief Operating Officer through years of dedication and strong work ethics for Detox California. Alex is an Internationally certified Drug and alcohol counselor 2 (ICADC-II) and has spent years honing his clinical skill set. Alex is proud to represent Detox California and dedicates a large amount of energy to ensuring the Quality of care and company culture remains at the highest of standards. In his free time Alex spends the weekends traveling to ride downhill mountain bikes and ski and is currently in education to be certified as an open water Rescue Scuba Diver. He maintains his motivation for work through providing a good life for his partner and his blue nose Pitbull named Benny.

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Jason Rumao
Chief Business Development Officer

Jason has been working in the treatment field for the last 9 years. After his own battles with addiction, he decided to dedicate his life to helping others regain control of their lives. He realized that beating addiction was possible with the support and guidance of those who have been in his shoes. As the “addiction epidemic” gets worse every year, we see the value in quality treatment. He personally credits his treatment experience for giving him back his relationship with family and friends. He personally believes in being available to help any and everyone struggling with addiction 24/7.

David Christian (DJ)
Admissions Director

DJ is a dedicated Admissions Director with a deep passion for helping individuals on their journey to recovery. With a compassionate approach and a commitment to making a difference, he works tirelessly to connect people with the resources they need to reclaim their lives. Outside of work, DJ enjoys spending time on the golf course, where he finds both relaxation and challenge. Above all, he cherishes his role as a father to his 11-year-old daughter, embracing every moment of fatherhood with love and dedication. His commitment to both his family and the recovery community reflects his unwavering belief in growth, transformation, and second chances.