Dual Diagnosis Treatment
Evidence-based care addresses drug or alcohol addiction alongside depression, anxiety, trauma, PTSD, or other mental health concerns through coordinated, whole-person treatment.
Alter Behavioral Health provides personalized drug and alcohol addiction treatment in Dana Point through a full continuum of care. Adults with substance use, mental health, trauma, or co-occurring disorders can access evidence-based therapies, individualized treatment planning, and compassionate clinical support. The Dana Point setting offers a peaceful Southern California environment focused on healing, stability, and lasting recovery.

Personalized addiction and co-occurring disorder treatment across residential, partial hospitalization, and intensive outpatient care.
Evidence-based care addresses drug or alcohol addiction alongside depression, anxiety, trauma, PTSD, or other mental health concerns through coordinated, whole-person treatment.
Residential treatment provides comprehensive inpatient support for adults with co-occurring addiction and mental health disorders, using therapies such as CBT, DBT, EMDR, family therapy, and mindfulness.
PHP offers intensive outpatient care for adults needing structured support for substance use, trauma, and mental health conditions while participating in individualized evidence-based treatment.
Drug and alcohol addiction can occur alongside trauma, depression, anxiety, or other psychiatric conditions. Alter Behavioral Health coordinates care across residential, partial hospitalization, and intensive outpatient programs so treatment can reflect each client’s needs. In Dana Point and throughout Southern California, care combines CBT, DBT, EMDR, family participation, mindfulness, and other evidence-based approaches within a compassionate, individualized model.

Personalized treatment and coordinated levels of care help clients and families move toward sustained stability.
A compassionate, evidence-based approach supports adults with addiction and co-occurring mental health needs.
Access residential, partial hospitalization, intensive outpatient, and additional support options through one treatment organization.
Clinical care integrates CBT, DBT, trauma-focused modalities, family therapy, and holistic supports.
Treatment addresses addiction, mental health, trauma, and recovery needs rather than focusing on symptoms alone.
Admissions and clinical support are available around the clock for clients and families seeking help in Southern California.
Compassionate clinicians support individualized recovery across every level of care.

Founder and CEO
Michael Castanon is the Founder and CEO of Alter Behavioral Health, a Southern California-based organization dedicated to advancing the future of mental health care. With a vision rooted in combining scientific rigor, genuine compassion, and lasting transformation, Michael has built Alter Behavioral Health into a comprehensive provider offering a full continuum of care, including residential treatment, partial hospitalization, intensive outpatient, and outpatient services. He is committed to ensuring that every client receives individualized, evidence-based treatment delivered by skilled psychiatrists and clinicians. Under his leadership, the organization has earned The Joint Commission's Gold Seal of Approval and recognition as a Care Predictor Certified Treatment Facility. Michael's mission is to empower individuals and families across Southern California and nationwide to heal, thrive, and achieve sustained recovery through innovative, whole-person care.
The length of a rehab stay varies according to clinical needs, treatment goals, level of care, and progress. Alter Behavioral Health offers residential treatment, partial hospitalization, and intensive outpatient care, allowing treatment planning to reflect changing needs. A consultation can help determine which level of care is appropriate and whether a transition to another program may support continued recovery.
Speak with the admissions team about care options for addiction and co-occurring disorders.
Accreditation listed by Alter Behavioral Health.
Recognition listed in company information.
Recognition listed in company information.
Recognition and certification listed by the company.
Nomination listed in company information.
Contact Alter Behavioral Health to discuss treatment options, consultation, insurance verification, and enrollment.
For immediate assistance, feel free to give us a direct call at (866) 248-9285.
For immediate assistance, feel free to give us a direct call at (866) 248-9285.