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
San Mateo County Beach and Creek Postings for October 15, 2026, based off samples collected October 13, 2026 BEACH (PACIFIC-SIDE) POSTINGS: Linda Mar #5 (Linda Mar Blvd.) CREEK POSTINGS: San Vicente Creek […]
Respiratory virus season is starting in San Mateo County, with early influenza activity already increasing. COVID-19 activity remains elevated but is decreasing, while RSV activity is currently low. Now is […]
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 […]
Since 1990, the Service League of San Mateo County’s Hope House has provided 24/7 residential substance use disorder (SUD) treatment and mental health services for pregnant, postpartum and new mothers. […]
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, […]