Horizon Services, Inc. – Palm Avenue Detox

About Horizon Services, Inc. – Palm Avenue Detox

Horizon Services Palm Avenue Detox is a clinically managed detox center in San Mateo, California providing withdrawal management and substance use treatment for adults beginning their recovery journey. With a higher staff to patient ratio Palm Avenue Detox delivers a personalized and inclusive approach to early recovery.

Detox and Treatment Programs at Palm Avenue

Treatment begins with a screening for medical necessity and safety followed by clinically managed detoxification with ongoing monitoring of vital signs and withdrawal risks. Clients needing withdrawal medications or higher level medical care are connected with medical provider partners.

Throughout the stay clients receive counseling supported by certified SUD counselors, case managers, and licensed vocational nurses. After detox clients may transition into residential or outpatient treatment through the wider Horizon Services network and San Mateo County recovery partners.

Quick Facts About Palm Avenue Detox

Location: Palm Avenue, San Mateo, California, serving San Mateo County and neighboring communities
Levels of care: Clinically managed detox and withdrawal management, with referrals to residential and outpatient care
Who they treat: Adult men, women, trans, and non-binary clients with substance use and co-occurring behavioral health disorders
Approach: Boutique style, personalized care with counseling
Payment options: Medi-Cal approved
Amenities: 22 bed residential style setting with a high staff to patient ratio
Accreditation: Licensed by California DHCS and CARF accredited

Edited by: Kimberly Hawkins, MSc

Last Updated: April 28, 2026

Addiction Treatment Programs

Alcohol Rehab
If you’re ready to overcome alcohol use disorder, an alcohol rehab in California can give you the tools you need. Whether you need detox, inpatient treatment, or outpatient care, an alcohol program will help you build a new lifestyle based on healthy coping mechanisms, better relationships, and a new way of thinking about life.
Dual Diagnosis
Many people with addiction issues also have a mental health diagnosis, which is known as a dual diagnosis. Be sure to find a rehab in California that can treat both. Whether you need detox, inpatient treatment, or outpatient care, a dual diagnosis program will offer specific support for your mental health needs alongside traditional substance use treatment.
Opioid Addiction
The goal of an alcohol rehab in California is to give you the tools and skills you need to achieve long-term recovery. During this program, you’ll work with professional counselors to deal with the psychological, emotional, and physical issues that opioid misuse can cause. Over time, you’ll learn how to live without substance use long-term.
Adult Program
An adult program in California addresses the unique needs of adults, such as finding secure housing, building a career, and raising a family. Whether you need detox, inpatient treatment, or outpatient care, an adult program will offer specific support for your emotional, mental, and social needs.
Men's Rehab
Choosing a men’s rehab in California can be a great way to manage gender-specific issues while also addressing substance use. Whether you need detox, inpatient treatment, or outpatient care, a men’s program will offer specific support for your emotional, mental, and social needs.
Women's Rehab
If you’re a woman struggling with substance use, consider a women’s rehab program in California. Whether you need detox, inpatient treatment, or outpatient care, a women’s program will offer specific support for your emotional, mental, and social needs.
Young Adult Rehab
Young adult rehabs in California address a wide range of substance use issues while also helping clients transition into adulthood. Whether you need detox, inpatient treatment, or outpatient care, a young adult program will offer specific support for your emotional, mental, and social needs.
Alcohol Detox
Palm Avenue Detox provides medically monitored withdrawal management for adults detoxing from alcohol, with 24/7 staffing and medication support to manage withdrawal symptoms safely within a residential San Mateo facility.
Opioid Detox
Adults withdrawing from opioids receive medically supervised detoxification at Palm Avenue Detox, including medication support and around-the-clock staffing to help manage symptoms during the residential stabilization process.
Co-Occurring Disorders Program
Palm Avenue Detox screens clients for mental health needs alongside substance use disorders, coordinating referrals and linkage to behavioral health services for adults with co-occurring conditions in San Mateo County.
Social Model Detox
This residential program in San Mateo combines non-medical, structured 24-hour support with medically monitored withdrawal management, emphasizing peer support and a recovery-oriented environment during short-term detox stabilization.

Insurance Coverage

Self-pay options
Paying the full cost of rehab in California yourself is called self-pay. Some people write a check, some electronically send payment to the treatment center, and others get a medical loan. There may be different fee structures depending on the level of care.
Financial aid
One way to pay for rehab in California is to use financial aid programs if you qualify. Treatment programs may offer grants and scholarships to help you afford the cost of treatment, or you might find help from non-profits or other community groups.
Financing available
If financing options are available, they can be a good way to pay for substance use treatment in California. When you finance the cost of treatment, you can pay the cost over time. This makes getting the help you need more affordable. Options include payment plans, grants, loans, and scholarships.
Sliding scale payment assistance
How do you pay for rehab in California? A good option is to look for programs with a sliding scale payment plan. You may need to provide financial documentation for your income and family size, but the lower fees will make it much easier to get the care you need.
Medicaid
One way to pay for rehab in California is to use Medicaid if you qualify for the coverage. You can find treatment centers that accept Medicaid offering multiple levels of care, including detox, inpatient, and outpatient. You may pay little or nothing out-of-pocket.

Levels of Care

1
Detox Treatment
Palm Avenue Detox provides medically monitored withdrawal management in a 16-bed residential setting in San Mateo, offering 24/7 staffing, medication support, and stabilization for adults withdrawing from alcohol and other drugs.
2
Inpatient Rehab
Horizon Services operates residential treatment alongside detox at the Palm Avenue location, providing a structured, 24-hour supportive environment in San Mateo for adults continuing care after withdrawal stabilization.
3
Aftercare Support
Discharge planning and linkage to ongoing treatment and recovery resources are provided at Palm Avenue Detox, helping clients in San Mateo maintain stability and continue recovery after completing detoxification services.
4
Outpatient Rehab
Palm Avenue Detox connects clients to outpatient services as part of Horizon’s continuum of care, supporting continued recovery for San Mateo County residents following residential detox or stabilization.

Therapies

Group Therapy
Palm Avenue Detox in San Mateo offers recovery-oriented group sessions during residential stays, giving clients structured peer support alongside counseling and case management as part of the withdrawal management process.
Individual Therapy
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Trauma Therapy
Trauma-informed therapy in California can provide a way to process past events and create better coping strategies as you work through substance use treatment. Both inpatient treatment and outpatient care can include trauma-informed therapy, which helps you create a feeling of safety, access peer support, embrace the validity of your feelings, and create healthy coping skills.
Case Management
Case management services at Palm Avenue Detox support discharge planning and coordinate referrals for co-occurring mental health needs, helping clients transition from detox into ongoing treatment within Horizon’s continuum of care.