Mental Health Care in Orange County CA

Alter Behavioral Health provides personalized mental health and co-occurring disorder treatment for adults in Orange County CA and throughout Southern California. With residential, crisis stabilization, partial hospitalization, and intensive outpatient programs, care is tailored to individual needs using evidence-based and trauma-informed therapies. Families and referring professionals can explore coordinated support for complex psychiatric, trauma, and substance use concerns.

Mental health clinicians meeting with an adult client in a calm treatment setting

Our Mental Health Services

Explore coordinated mental health, crisis, residential, outpatient, and dual-diagnosis treatment options for adults.

Residential Treatment

Residential mental health treatment provides comprehensive care for adults with psychiatric, trauma, and co-occurring substance use concerns in a supportive setting.

Crisis Stabilization

Crisis Stabilization and Intervention offers acute care, clinical assessment, psychiatric stabilization, safety planning, and family sessions for adults experiencing mental health crises.

Partial Hospitalization

Partial Hospitalization provides intensive outpatient care for adults who need structured treatment for mental health, trauma, or substance use disorders without residential placement.

Intensive Outpatient

Intensive Outpatient treatment offers structured mental health and substance use support at a lower level of care, using individualized evidence-based therapeutic approaches.

Dual Diagnosis Treatment

Dual-diagnosis treatment addresses co-occurring addiction and mental health conditions through coordinated care, therapeutic support, and multiple levels of treatment.

Evidence-Based Therapy

Treatment may incorporate CBT, DBT, EMDR, family therapy, mindfulness, brainspotting, risk assessment, and other approaches tailored to individual needs.

Whole-Person Care

Personalized Mental Health Support

Orange County adults and families can access a coordinated continuum of mental health care through Alter Behavioral Health. Programs address depression, anxiety, bipolar disorder, trauma, PTSD, schizophrenia, borderline personality disorder, addiction, and co-occurring concerns. Treatment is individualized and may combine psychiatric care, evidence-based therapies, family participation, holistic supports, and aftercare planning for continued stability beyond discharge.

Clinician providing personalized mental health support to an adult client
Support For Families

Stories Of Recovery

Learn how personalized, evidence-based care can support healing, stability, and meaningful progress.

"Absolutely amazing. The staff is more than accommodating. They really make your experience at this facility the best it can be. They pay attention to close detail and are on top of the game. My admin Jordan walked me through the steps and answered all of my questions in full..."

Taylor

"I had a beautiful experience here and the staff was amazing. Everyone was so caring and sweet. They’ve turned my life around for the better."

Ellie A.

"Alter had been an incredibly unique opportunity for my family. If you or a loved one are facing a mental health crisis look into Alter. The staff was absolutely amazing and the treatment program is top notch."

Nickolas L.

"Absolutely amazing. The staff is more than accommodating. They really make your experience at this facility the best it can be. They pay attention to close detail and are on top of the game. My admin Jordan walked me through the steps and answered all of my questions in full..."

Taylor

"I had a beautiful experience here and the staff was amazing. Everyone was so caring and sweet. They’ve turned my life around for the better."

Ellie A.

"Alter had been an incredibly unique opportunity for my family. If you or a loved one are facing a mental health crisis look into Alter. The staff was absolutely amazing and the treatment program is top notch."

Nickolas L.

"Absolutely amazing. The staff is more than accommodating. They really make your experience at this facility the best it can be. They pay attention to close detail and are on top of the game. My admin Jordan walked me through the steps and answered all of my questions in full..."

Taylor

"I had a beautiful experience here and the staff was amazing. Everyone was so caring and sweet. They’ve turned my life around for the better."

Ellie A.

"Alter had been an incredibly unique opportunity for my family. If you or a loved one are facing a mental health crisis look into Alter. The staff was absolutely amazing and the treatment program is top notch."

Nickolas L.
The Alter Difference

Why Choose Alter Behavioral Health?

A compassionate, evidence-based approach supports adults and families through complex mental health needs.

Full Continuum

Multiple levels of care support changing needs, from crisis stabilization through residential and outpatient treatment.

Personalized Care

Individualized plans address each client’s mental health, trauma, addiction, and co-occurring concerns.

24/7 Support

Twenty-four-hour clinical and admissions support helps Orange County families connect with care when needed.

Accredited Care

The Joint Commission accreditation reflects Alter’s stated commitment to clinical quality and accountable care.

Meet The Alter Team

Experienced leadership guides compassionate, evidence-based behavioral healthcare.

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 mental health organizations are available in Orange County?

Orange County residents can explore mental health organizations offering different levels of care, including outpatient, intensive outpatient, partial hospitalization, residential treatment, and crisis stabilization. Alter Behavioral Health serves Orange County through programs located across Southern California and provides support for mental health, trauma, addiction, and co-occurring disorders. A consultation can help clarify which level of care may be appropriate.

What types of mental health treatment does Alter Behavioral Health provide?

How do I know which level of care is appropriate?

Does Alter Behavioral Health treat co-occurring addiction and mental health conditions?

What therapies may be included in treatment?

Is mental health crisis support available?

Does Alter Behavioral Health accept insurance?

How can families begin mental health treatment in Orange County?

Have More Mental Health Questions?

Speak with the admissions team about available care and next steps.

Mental Health Service Areas

Alter Behavioral Health supports Orange County, Southern California, and clients seeking care from across the nation.

Looking For Care Near You?

Ask whether Alter Behavioral Health can support your location and needs.

Recognized & Accredited

Awards and Recognition

The Joint Commission Gold Seal of Approval accreditation

Gold Seal of Approval Accreditation

Accreditation from The Joint Commission.

Care Predictor Certified Treatment Facility recognition

Care Predictor Certified Treatment Facility

Recognition listed by Alter Behavioral Health.

The Joint Commission National Quality Approval recognition

The Joint Commission National Quality Approval

National quality approval listed by Alter Behavioral Health.

DHCS recognition and certification

DHCS Recognition And Certification

Recognition and certification listed by Alter Behavioral Health.

Best Residential Mental Health Treatment Center nomination

Best Residential Mental Health Treatment Center

Nominated in California in 2024.

Start A Conversation About Care

Contact Alter Behavioral Health for a confidential consultation about treatment options, enrollment, and insurance verification.

Contact Us Today

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