Residential Treatment
Residential mental health treatment provides structured inpatient care for adults with psychiatric, trauma, addiction, and co-occurring disorders, supported by personalized plans and evidence-based therapies.
Alter Behavioral Health provides personalized, long-term residential mental health treatment for adults facing complex psychiatric, trauma, addiction, and co-occurring disorders. With evidence-based therapies, compassionate clinical support, private accommodations, and a full continuum of care, our Southern California facilities help clients build stability, practice life skills, and prepare for meaningful recovery beyond treatment.

Explore coordinated treatment options designed to support adults across different levels of mental health and recovery needs.
Residential mental health treatment provides structured inpatient care for adults with psychiatric, trauma, addiction, and co-occurring disorders, supported by personalized plans and evidence-based therapies.
PHP offers intensive outpatient treatment for adults who need substantial clinical support without residential placement, using CBT, DBT, EMDR, family therapy, and individualized care.
IOP provides structured mental health and substance use treatment at a lower level of care, helping clients continue therapy while practicing recovery skills in daily life.
Long-term residential treatment offers adults a supportive setting to address complex mental health, trauma, addiction, and co-occurring concerns. Alter Behavioral Health combines individualized care plans, psychiatric oversight, evidence-based therapies, family participation, mindfulness, and holistic supports. Across its Southern California facilities, the approach focuses on lasting stability, practical life skills, and thoughtful transition planning beyond residential care.

Personalized treatment and continuing-care resources help clients and families move forward with greater stability.
Our care model brings clinical expertise, compassion, and coordinated support together.
Access coordinated residential, crisis, PHP, IOP, transitional, outpatient, and therapeutic support services.
Individualized plans address mental health, trauma, addiction, and co-occurring disorders together.
Psychiatrists and doctorate- or master's-level clinicians oversee evidence-based, trauma-informed treatment.
Admissions and clinical support are available around the clock for clients, families, and referring professionals.
Compassionate clinicians support personalized, evidence-based mental health recovery.

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.
Long-term psychiatric care generally refers to ongoing, structured treatment for people whose mental health needs require more support than routine outpatient therapy. It may include residential treatment, transitional services, partial hospitalization, intensive outpatient care, medication management, therapy, family participation, and aftercare planning. The appropriate level depends on clinical needs, safety considerations, symptoms, functioning, and progress during treatment.
Speak with the admissions team about care, coverage, and next steps.
Recognition of Care Predictor certified treatment status.
National quality approval from The Joint Commission.
Recognition and certification from DHCS.
2024 nomination for a California residential treatment center.
Contact Alter Behavioral Health to discuss treatment options, admissions, insurance verification, and personalized care.
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.