Free & Low-Cost Clinics in San Mateo, CA

9 community health centers · Data from HRSA, refreshed 2026-08-30

These are the 9 community health centers in San Mateo. Each one treats patients with or without insurance and charges on a sliding-fee scale based on income. Call ahead to confirm hours, services, and whether you need an appointment.

Clinics in San Mateo

• 39th Avenue Campus - Outpatient Clinics

  222 W 39th Ave, San Mateo, CA 94403

  📞 650-573-2222 40 hrs/week Sliding-fee scale

• Central County Mental Health Ctr

  1950 Alameda de las Pulgas, San Mateo, CA 94403

  📞 650-573-3571 40 hrs/week Sliding-fee scale

• Edison Clinic

  222 W 39th Ave, San Mateo, CA 94403

  📞 650-573-2358 40 hrs/week Sliding-fee scale

• HCH Mobile Dental Van

  222 W 39th Ave, San Mateo, CA 94403

  📞 650-573-2561 20 hrs/week Sliding-fee scale

• Health Services Agency Mental Health Division

  225 37th Ave, San Mateo, CA 94403

  📞 650-573-2541 40 hrs/week Sliding-fee scale

• HealthRIGHT360- San Mateo Clinic

  117 N San Mateo Dr, Ste 1, San Mateo, CA 94401

  📞 650-425-9408 36 hrs/week Sliding-fee scale

• Mobile Health Clinic

  225 37th Ave, San Mateo, CA 94403

  📞 650-573-2786 40 hrs/week Sliding-fee scale

• North East Medical Services - 35 Baywood

  35 Baywood Ave, San Mateo, CA 94402

  📞 888-500-1886 40 hrs/week Sliding-fee scale

• Ron Robinson Senior Care Center

  222 W 39th Ave # S-131, San Mateo, CA 94403

  📞 650-573-2426 40 hrs/week Sliding-fee scale

Other Cities in California

• Los Angeles (294)
• San Diego (98)
• Oakland (84)
• San Francisco (84)
• San Jose (73)
• Fresno (67)
• Sacramento (66)
• Bakersfield (48)

New to community health centers?

• How the sliding-fee scale works — and how to qualify
• What to bring to your first visit
• Getting care with no insurance

San Mateo at a Glance

Every clinic listed above is a federally funded community health center — it treats you with or without insurance, regardless of immigration status, and charges on a sliding-fee scale based on income. Here's what the HRSA and federal NPI registry data shows for San Mateo specifically:

• 9 of 9 clinics list a direct phone number you can call ahead.
• 5 of 9 clinics list a website.
• 8 of 9 are part of a program that reports dental services in federal UDS data (program-level, not per-site — call to confirm dental is offered at this address).
• Reported weekly hours: 7 clinics report 40+ hrs/week, 2 report 20–39 hrs/week.

Clinic data from the HRSA Health Center Program, refreshed 2026-08-30. Directory information only, not medical advice. View all clinics in California →

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