Welcome to our new website!
We ensure access to high-quality, affordable health care for San Mateo County’s underserved residents.
Learn more about our vision Healthy is for Everyone.
The Health Plan of San Mateo (HPSM) is a local non-profit health care plan that offers health coverage and a provider network to San Mateo County's underinsured population. We currently serve more than 145,000 County residents.