Substance Use Treatment in Hayward, CA

Project Eden

What Does Project Eden Offer?

Project Eden is a substance use treatment facility at 1866 B Street, Suite 101, Hayward, California, offering intensive outpatient and outpatient treatment. It accepts state-financed insurance and self-pay and offers a sliding fee scale and payment assistance.

Reviewed by Michael Rupe ·October 2, 2026

1866 B Street, Suite 101
Hayward, CA 94541

Listed in SAMHSA's FindTreatment.gov, checked October 2026. A listing is not an endorsement. Call to confirm services, openings and costs before you go.

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Treatment facility (SAMHSA listing)This facility

Types of Care at Project Eden

Outpatient
Intensive outpatient treatment
Regular outpatient treatment

Payment, Insurance and Help Paying

Federal, or any government funding for substance use treatment programs
Cash or self-payment
State-financed health insurance plan other than Medicaid
SAMHSA funding/block grants
Payment assistance (check with facility for details)
Sliding fee scale (fee is based on income and other factors)

Medication Treatment

Accepts clients using MAT but prescribed elsewhere

Who the Program Serves

Adolescents
Young adults
Criminal justice (other than DUI/DWI)/Forensic clients
Clients with co-occurring mental and substance use disorders
Clients with co-occurring pain and substance use disorders
Clients who have experienced sexual abuse
Clients who have experienced trauma
Ages: Children/Adolescents
Ages: Young Adults
Ages: Adults
Ages: Seniors
Accepts: Female
Accepts: Male

Language Services

Sign language services for the deaf and hard of hearing
Spanish

Licensing and Accreditation

State substance use treatment agency
State department of health
Commission on Accreditation of Rehabilitation Facilities (CARF)

Treatment Approaches

Anger management
Brief intervention
Cognitive behavioral therapy
Motivational interviewing
Matrix Model
Relapse prevention
Substance use disorder counseling
Telemedicine/telehealth therapy
Trauma-related counseling

Assessment, Recovery Support and Other Services

Comprehensive substance use assessment
Outreach to persons in the community
Screening for tobacco use
Screening for substance use
Screening for mental disorders
Professional interventionist/educational consultant
Aftercare/continuing care
Discharge Planning
Naloxone and overdose education
Outcome follow-up after discharge
Assistance with obtaining social services
Mentoring/peer support
Case management service
Social skills development
Drug or alcohol urine screening

Before you commit, confirm openings, costs and the program's state license. How to choose a rehab you can trust lists the questions to ask when you call, and addiction treatment in California lists the state's treatment agency.