Crisis Stabilization Unit in Southern California

Alter Behavioral Health provides crisis stabilization and intervention for adults experiencing acute mental health, trauma, or substance use concerns. Located in San Diego and San Juan Capistrano, the CSU offers immediate clinical assessment, risk assessment, safety planning, psychiatric stabilization, and family sessions within a compassionate continuum of care for individuals who need focused support during a behavioral health crisis.

Clinician speaking with an adult during a behavioral health crisis assessment

Our Crisis Stabilization Unit Services

Focused crisis care combines assessment, stabilization, safety planning, and family support for adults needing immediate behavioral health intervention.

Crisis Intervention

The CSU provides immediate intervention for adults experiencing acute mental health crises, trauma-related concerns, or substance use issues requiring focused behavioral health support.

Clinical Assessment

Clinical assessment helps the care team understand current needs, risks, mental health concerns, and substance use issues while guiding an appropriate stabilization plan.

Psychiatric Stabilization

Psychiatric stabilization uses evidence-based care, risk assessment, safety planning, CBT, DBT, and family sessions to support safer next steps during a crisis.

Immediate Crisis Support

Support During a Behavioral Health Crisis

Alter Behavioral Health’s Crisis Stabilization & Intervention program offers acute care for adults facing mental health crises, trauma, substance use concerns, or co-occurring disorders. At CSU facilities in San Diego and San Juan Capistrano, clinical professionals provide assessment, psychiatric stabilization, risk assessment, safety planning, and family sessions. The program connects crisis care with Alter’s broader Southern California continuum, including residential, PHP, and IOP services.

Behavioral health professional meeting with a client during crisis stabilization care
Compassionate Continuum

Pathways Toward Stability

Explore how individualized crisis support can connect adults and families with appropriate ongoing behavioral health care.

"Alter helped me get through one of the toughest times of my life. I want to say thank you to the treatment team for going above and beyond every day!"

Burgess W.
The Alter Difference

Why Choose Alter Behavioral Health?

Alter combines crisis intervention with personalized, evidence-based care across a comprehensive behavioral health continuum.

24/7 Support

Clinical and admissions support is available around the clock for people seeking crisis care in Southern California.

Evidence-Based Care

CBT, DBT, risk assessment, safety planning, and family sessions support individualized crisis intervention.

Full Continuum

CSU care can connect with residential, PHP, IOP, outpatient, transitional, and therapeutic support services.

Personalized Support

Care plans address mental health, trauma, addiction, and co-occurring needs with a whole-person approach.

Meet the Alter Behavioral Health Team

Compassionate clinicians support adults and families through complex behavioral health needs.

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 is a Crisis Stabilization Unit?

A Crisis Stabilization Unit is an acute behavioral health program for individuals experiencing a mental health crisis or related substance use concern. Alter Behavioral Health’s CSU provides immediate intervention, clinical assessment, psychiatric stabilization, risk assessment, safety planning, and family sessions. It is part of a broader continuum that may include residential treatment, partial hospitalization, intensive outpatient, outpatient, and therapeutic support services.

Who can benefit from crisis stabilization and intervention?

Where are Alter Behavioral Health’s CSU facilities located?

What happens during crisis stabilization care?

Is crisis support available around the clock?

Does Alter Behavioral Health accept insurance for CSU care?

Can CSU care lead to longer-term treatment?

How do families or referral providers begin the admissions process?

Need Guidance During a Crisis?

Speak with Alter Behavioral Health’s admissions team about available support and next steps.

Southern California CSU Locations

Crisis Stabilization & Intervention services are available at Alter facilities in San Diego and San Juan Capistrano.

San Diego and San Juan Capistrano

CSU Locations

24/7

Admissions Support

Southern California and Nationwide

Broader Coverage

Looking for CSU Support?

Contact admissions to discuss location, availability, and appropriate crisis care options.

Recognized and Accredited

Awards and Recognition

Gold Seal of Approval accreditation from The Joint Commission

Gold Seal of Approval accreditation from The Joint Commission

Accreditation identified in company credentials.

Best Residential Mental Health Treatment Center in California 2024 nomination

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

Recognition listed by Alter Behavioral Health.

Care Predictor Certified Treatment Facility

Care Predictor Certified Treatment Facility

Care Predictor certification listed by Alter Behavioral Health.

The Joint Commission National Quality Approval

The Joint Commission National Quality Approval

Recognition listed by Alter Behavioral Health.

DHCS recognition and certification

DHCS recognition and certification

Recognition and certification listed by Alter Behavioral Health.

Connect With Crisis Admissions

Contact Alter Behavioral Health to discuss CSU availability, consultation, enrollment, and insurance verification.

Crisis Stabilization Consultation

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