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Friends of Family Health Center – Ontario Clinic

STD/STI testing location in Montclair, California.

Verify with the clinic before visiting. Hours, services, fees and appointment rules change. Call ahead to confirm. This directory is for information only and is not medical advice. In an emergency, call 911.

Address: 1129 W 4th St, Montclair, CA 91762
Get directions

Phone: (909) 363-9300

Website: https://fofhealthcenter.org/Location-Ontario

Tests listed

Cost and payment

Medicaid Accepted, Sliding Scale, PrEP for uninsured, Fee, Insurance Accepted.

Hours

Monday8:00am – 5:00pm
Tuesday8:00am – 5:00pm
Wednesday8:00am – 5:00pm
Thursday8:00am – 5:00pm
Friday8:00am – 5:00pm

Appointment required: Yes

Other services

STI treatment, PrEP (HIV prevention medicine).

Languages: English, Spanish, Tagalog, Vietnamese

Type: Federally Qualified Health Center (FQHC)

Source: CDC NPIN listing. Last updated by source: 2025-11-28. Page built 2026-11-03.