Depression Treatment in Southern California

Alter Behavioral Health provides personalized depression treatment and rehab programs for adults seeking meaningful, lasting change. Across Southern California, our full continuum of care includes residential treatment, partial hospitalization, intensive outpatient, crisis stabilization, and dual-diagnosis support. Evidence-based therapies, compassionate clinicians, family involvement, and whole-person care help address depression alongside trauma, addiction, and other co-occurring concerns.

Therapist speaking with an adult client in a calm behavioral health treatment setting

Our Depression Treatment Services

Personalized behavioral health programs support adults across varying levels of depression and co-occurring care needs.

Residential Treatment

Residential mental health treatment provides comprehensive inpatient support for adults experiencing depression, trauma, addiction, or other complex psychiatric concerns in a structured, supportive setting.

Crisis Stabilization

Crisis Stabilization and Intervention offers acute care for individuals experiencing a mental health crisis, with clinical assessment, risk assessment, safety planning, and psychiatric stabilization.

Partial Hospitalization

The Partial Hospitalization Program provides intensive outpatient care for adults with depression and related mental health, trauma, or substance use disorders using individualized evidence-based therapies.

Intensive Outpatient

Intensive Outpatient treatment offers structured mental health and substance use support at a lower level of care than residential or partial hospitalization programs.

Dual Diagnosis Treatment

Dual-diagnosis treatment addresses depression alongside drug or alcohol addiction, trauma, anxiety, PTSD, and other co-occurring conditions through coordinated behavioral health care.

Evidence-Based Therapies

Clinical care may incorporate CBT, DBT, EMDR, family therapy, mindfulness, brainspotting, risk assessment, and safety planning according to each client’s needs.

Whole-Person Care

Personalized Support for Lasting Recovery

Depression can affect emotional health, relationships, daily functioning, and physical well-being. Alter Behavioral Health provides individualized treatment across a full continuum of care, combining evidence-based clinical therapies with compassionate support for the body, mind, and spirit. Southern California programs serve adults with depression, trauma, addiction, and co-occurring disorders while helping clients build skills for stability beyond treatment.

Adult client participating in a supportive behavioral health therapy session
A Path Forward

Recovery Stories

Discover how personalized behavioral health care can support healing, stability, and meaningful progress.

"Alter is a great program, everyone there is awesome. The case manager and therapist are great and helped me a lot. The house is so beautiful and a very safe and comfortable setting. There is nursing and day staff always at the house 24/7 at the house- super helpful. We..."

Katelyn L.
The Alter Difference

Why Choose Alter Behavioral Health?

Compassionate clinical expertise and coordinated programs support each client’s path forward.

Full Continuum

Access residential, crisis, PHP, IOP, outpatient, transitional, and therapeutic support services.

Personalized Care

Individualized plans address depression, trauma, addiction, and co-occurring mental health concerns.

Clinical Expertise

Psychiatrists and doctorate- or master’s-level clinicians oversee evidence-based treatment approaches.

24/7 Support

Admissions and clinical support help Southern California and nationwide clients connect with care.

Meet the Alter Team

Experienced leaders and clinicians advance compassionate behavioral health care.

Portrait of Michael Castanon, Founder and CEO of Alter Behavioral Health

Michael Castanon

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.

Frequently Asked Questions

What depression treatment programs does Alter Behavioral Health offer?

Alter Behavioral Health offers several levels of care for adults experiencing depression, including Residential Mental Health Treatment, Crisis Stabilization and Intervention, Partial Hospitalization, and Intensive Outpatient treatment. Programs may also address trauma, PTSD, anxiety, bipolar disorder, substance use, and other co-occurring concerns. A consultation helps determine which level of support best aligns with clinical needs and current circumstances.

What therapies are used in depression treatment?

Does Alter Behavioral Health treat depression with addiction or substance use?

When is residential depression treatment appropriate?

What is the difference between PHP and IOP for depression?

Does Alter Behavioral Health offer crisis stabilization for depression?

Does Alter Behavioral Health accept insurance for depression treatment?

Where are Alter Behavioral Health’s depression rehab centers located?

Have Questions About Depression Treatment?

Speak with Alter Behavioral Health about available programs and enrollment.

Depression Treatment Service Areas

Alter Behavioral Health supports clients throughout Southern California and nationwide through multiple care locations.

Looking for Care in Your Area?

Connect with admissions to discuss location and program availability.

Recognized Care

Awards and Recognition

Gold Seal of Approval accreditation from The Joint Commission

Gold Seal of Approval accreditation from The Joint Commission

Accreditation stated by Alter Behavioral Health.

Care Predictor Certified Treatment Facility

Care Predictor Certified Treatment Facility

Recognition stated in company information.

The Joint Commission National Quality Approval

The Joint Commission National Quality Approval

Recognition stated in company information.

DHCS recognition and certification

DHCS recognition and certification

Recognition and certification stated in company information.

Nominated for Best Residential Mental Health Treatment Center in California, 2024

Nominated for Best Residential Mental Health Treatment Center in California, 2024

Nomination stated in company information.

Start a Conversation About Care

Contact Alter Behavioral Health to discuss depression treatment, program options, insurance verification, and enrollment.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (866) 248-9285.