4 Seasons Detox and Recovery House
3174 Evelyn Avenue, Simi Valley, CA 93063

Of the 11 treatment providers we list in Simi Valley, 8 (73%) report dual diagnosis services.
Dual diagnosis programs treat substance use together with mental health conditions such as depression, anxiety, PTSD or bipolar disorder. Treating both at once tends to work better than treating them separately.
3174 Evelyn Avenue, Simi Valley, CA 93063
660 East Los Angeles Avenue, Simi Valley, CA 93065
3010 East Los Angeles Avenue, Simi Valley, CA 93065
1856 Deodora Street, Simi Valley, CA 93065
2775 Tapo Street, Simi Valley, CA 93063
468 Alta Mira St., Simi Valley, CA 93065
1950 Rocking Horse Drive, Simi Valley, CA 93065
1227 East Los Angeles Avenue, Simi Valley, CA 93065
We list 8 facilities in Simi Valley, CA reporting dual diagnosis services. Call ahead to confirm availability and wait times.
Ask each facility whether they are licensed by California, whether they accept your insurance or Medicaid, how soon they can admit you, and whether they offer medication for opioid or alcohol use disorder.
Last reviewed 2026-10-06. Facility details come from SAMHSA's FindTreatment.gov locator and facility-provided information. Confirm services, availability and payment directly with the facility.