Addiction and mental health treatment in San Marcos, CA
4 treatment centers.
- Capalina Comprehensive Treatment(760) 744‑2104Substance use · Detox · 1560 Capalina Road · Spanish
- McAlister Institute for Treatment and Educ(760) 761‑0515Substance use · Detox · 751 Rancheros Drive, Suite 5 · Spanish
- Present Moments Recovery(619) 363‑4767Substance use · Mental health · Detox · 1809 Windriver Street
- San Diego Health Alliance, Inc.(760) 744‑2104Opioid treatment program · 1560 Capalina Rd.
Nearest emergency rooms
- Kaiser Foundation Hospital - San Marcos2.2 mi · San Marcos, CA
- Tri-City Medical Center6.9 mi · Oceanside, CA
- Palomar Health Downtown Campus7.1 mi · Escondido, CA
Common questions
How many addiction and mental health treatment centers are in San Marcos, California?
SAMHSA’s FindTreatment.gov directory lists 4 treatment centers in San Marcos: Capalina Comprehensive Treatment, McAlister Institute for Treatment and Educ, Present Moments Recovery and San Diego Health Alliance, Inc.
Which treatment centers in San Marcos accept Medicaid?
2 of 4 name Medicaid among the payments they accept: Capalina Comprehensive Treatment and McAlister Institute for Treatment and Educ. Ask whether they take your plan.
Is there a treatment center with services in Spanish in San Marcos?
Yes. Capalina Comprehensive Treatment and McAlister Institute for Treatment and Educ list Spanish among their language services.
Where is the nearest emergency room to San Marcos?
Hospitals that list emergency services in Medicare data, near San Marcos: Kaiser Foundation Hospital - San Marcos, San Marcos (2.2 mi), Tri-City Medical Center, Oceanside (6.9 mi) and Palomar Health Downtown Campus, Escondido (7.1 mi). In an emergency, call 911.
Source: SAMHSA, FindTreatment.gov (National Directory of Mental Health and Substance Use Treatment Facilities), retrieved 2026-11-11. SAMHSA publishes no separate release date for this live directory. The directory has no quality ratings, and this list is not a ranking or a recommendation. Methodology