Contact Us

Have Questions About Your Benefits?

Contact us for personal assistance with your benefits or if you have concerns. Our staff members speak Spanish, Tagalog and Chinese. We also use phone interpreters to assist members in over 200 other languages.

Member Services

Toll free: 1-800-750-4776
Local: 650-616-2133
TTY: 1-800-735-2929 or dial 7-1-1

Monday–Friday 8:00 a.m. to 6:00 p.m.

Email: CustomerSupport@hpsm.org

Visit Us in Person

Drop by our office to speak face-to-face with a Member Services Representative. No appointment is necessary. To help us better assist you, please bring your HPSM member ID card with you.

 Health Plan of San Mateo
801 Gateway Blvd., Suite 100
South San Francisco, CA 94080

We are available Monday–Friday 8:00 a.m. to 5:00 p.m.
Our office is ADA-compliant and wheelchair accessible.


HPSM Nurse Advice Line

Call 1-833-846-8773

24 hours/7 days a week. Call for advice when it is not an emergency. A Licensed Registered Nurse (RN) will give you advice when you think you need urgent medical attention, but you are not sure. A nurse will ask about your symptoms and tell you:

  • If you need to go to Urgent Care
  • If you can wait to see your doctor (within 24 hours, 3 days, or longer)
  • How to take care of your symptoms at home

Login to HPSM's Member Portal to:

  • Change your PCP
  • Change your address
  • Order a new ID card or print your ID card
  • Check your immunization records
  • Take your health assessment

Go to the portal log-in page