Free & Low-Cost Clinics in Atwater, CA
3 community health centers · Data from HRSA, refreshed 2026-10-04
These are the 3 community health centers in Atwater. 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 Atwater
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Castle family Health center @ Castle
3605 Hospital Rd, Atwater, CA 95301
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Castle family Health center @Bloss
1251 Grove Ave, Atwater, CA 95301
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Castle Family Health Centers at Atwater
1775 Third St, Atwater, CA 95301
Who runs these clinics
One health-center organization runs the 3 clinics in Atwater. Figures are each organization's own federal report for all its sites (HRSA UDS), not this city alone.
- Castle Family Health Centers, INC. — 3 sites here, 4 in total.
Health centers near Atwater
New to community health centers?
Atwater 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 Atwater specifically:
- 4,243 patients living in ZIP code 95301 were seen at federally funded health centers in 2025; 8% of them had no insurance.
- 3 of 3 clinics list a direct phone number you can call ahead.
- 0 of 3 clinics list a website.
- Reported weekly hours: 3 clinics report 40+ hrs/week.
Clinic data from the HRSA Health Center Program, refreshed 2026-10-04. Directory information only, not medical advice. View all clinics in California →
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