Learn more about San Mateo County Health.
The Health Executive Council includes San Mateo County Health’s chief, deputy chief, health officer and other division and team leaders.
Stay informed on upcoming events from San Mateo County Health.
Learn how San Mateo County Health’s Health Coverage Unit can help you apply for Medi-Cal, get enrollment assistance and find low-cost health care options.
Find key phone numbers, department contacts and media inquiries at San Mateo County Health.
Find health services, programs and resources we offer. Get connected to care, support and information that can help you and your family stay healthy.
Through our divisions’ work, we protect San Mateo County by reducing environmental health risks, preventing disease, and promoting the physical and mental well-being of our entire community.
Protection, support and advocacy for older adults and persons with disabilities.
Regulatory oversight of public and private emergency medical services.
Protects the health of everyone in San Mateo County.
Provides mental health and substance use services.
Environmental Health Services is the local authority on environmental health and safety policy and enforcement.
Provides integrated medical, dental, mental health and chemical dependency treatment to the incarcerated adult population.
Focuses on early intervention with San Mateo County parents and children who are low-income and have faced health inequities
Learn more about Health Officer and her work in San Mateo County
Provides accessible, high-quality care with a focus on prevention and community partnership.
We are a public hospital and clinic system that serves all San Mateo County residents by providing accessible, high-quality care with a focus on prevention and community partnership.
Get more information about how to create or log in to your MyChart.
We offer comprehensive preventative care, diagnostics and treatment for adults.
We provide comprehensive care for women's reproductive, hormonal and general health across all life stages.
We have expertise in specialized medical care.
We provide care for teeth and gum conditions.
We provide other services including rehabilitation, lab, imaging and therapy.
Available 24/7, we provide Immediate medical care for urgent, life-threatening conditions and injuries.
We provide full hospital care and comfort, including pain and symptom relief for serious illnesses.
San Mateo County Health partners with community members through boards, commissions and initiatives that guide programs, shape policies and promote equity
Behavioral Health & Recovery Services
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We strive to provide integrated and culturally sensitive services by mental health clinicians, psychiatrists, alcohol and drug counselors, peers, family partners and other professionals through county clinics, community agencies and a private provider network.
We offer outpatient, inpatient, residential, rehabilitation, detoxification, medication-assisted treatment, and other services for individuals who are eligible for Medi-Cal (we are the mental health and substance use plan for Medi-Cal beneficiaries residing in San Mateo County), Medicare, members of the Health Plan of San Mateo and in some instances, individuals with private insurance. >We also assist uninsured and undocumented residents of San Mateo County and people of any age in a major crisis.
Pregnant and parenting women receive priority admission to substance use services.
For consultation, assessment and referrals to mental health and substance use treatment services, call our Access Call Center at 800-686-0101, TDD: 800-943-2833.
Overdose prevention is about more than responding to emergencies. It is about building trust and sharing reliable information. It is also about supporting families, reducing stigma and making sure people […]
Fentanyl is a powerful synthetic opioid. According to provisional data from the CDC, the majority of drug overdoses in 2025 included synthetic opioids, including fentanyl. While medical professionals prescribe pharmaceutical […]
An overdose can happen to anyone. It may involve prescription medication, fentanyl, alcohol, or a combination of substances. Because fentanyl can be present in other drugs without a person knowing, […]
From June 9-11, San Mateo County students participated in the Youth Substance Use Prevention and Advocacy Academy, a project of the Overdose Prevention Coalition’s Youth and Schools Action Team. The […]