HealthWorx HMO

Contact Member Services

Contact us for personal assistance with your benefits. Our staff members speak Spanish, Tagalog, and Chinese, and we use phone interpreters to assist members in other languages.

A member services representatives can help you:

  • understand your benefits, covered services, and co-pays
  • answer questions about HealthWorx HMO eligibility and premiums
  • choose a primary care doctor
  • contact the Grievance and Appeals Coordinator

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

Email Member Services

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.

Eligibility & Premiums

San Mateo County Workers

Service Employees International Union, Local 521, call the SEIU at 1-800-842-6635 for more information on covered services.

IHSS workers With COBRA, call the San Mateo Public Authority at 650-573-3649.

San Mateo County Extra Help Employees, call County Employee Benefits at 650-363-1919.


City of San Mateo Part-Time Employees

Service Employees International Union, Local 521, call the SEIU at 1-800-842-6635 for more information on covered services.