Member Plan Maya Altman

Health Plan of San Mateo

Founded in 1987 by the San Mateo Health Commission, 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 underserved population. HPSM currently serves more than 100,000 county residents through six health programs: Medi-Cal, San Mateo ACE (Access and Care for Everyone), HealthWorx, Healthy Kids, and CareAdvantage — a Medicare Advantage plan. 


San Mateo County

Health Plan of San Mateo
801 Gateway Boulevard, Suite 100
South San Francisco, CA 94080
(650) 616-0050