Urgent Care in San Mateo, CA
18 verified clinics · Walk-ins welcome · No appointment needed
18 clinics found
Carbon Health Urgent & Primary Care San Mateo - Hillsdale Mall
46 Hillsdale Mall, San Mateo, CA 94403
Extended Care (MPEC): Mills Health Center: Sutter Health Affiliate
101 S San Mateo Dr, San Mateo, CA 94401
UCSF Health-GoHealth Urgent Care - San Bruno
1310 El Camino Real Ste I - J, San Bruno, CA 94066
Foster City Medical Center - Primary Care Urgent Care & Allergy
1241 E Hillsdale Blvd #270, Foster City, CA 94404
Sutter Urgent Care - Palo Alto
PAMF Lee Building, 795 El Camino Real Level 1, Palo Alto, CA 94301
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Urgent Care in San Mateo, CA — Overview
San Mateo is a major city in California. This directory covers verified urgent care clinics across the San Mateo metropolitan area.
Healthcare in San Mateo includes national urgent care chains (MinuteClinic, AFC, Concentra), plus regional health system urgent care centers. Walk-in care is widely available 7 days a week.
This directory covers urgent care locations across San Mateo proper and surrounding suburbs. Whether you need same-day care or after-hours walk-in treatment, you'll find the nearest verified option.
Common questions about urgent care in San Mateo
Quick answers before you visit.
What insurance do urgent care clinics in San Mateo, CA accept?
Most urgent care clinics in San Mateo accept major commercial plans (Blue Cross Blue Shield of California, Aetna, Cigna, UnitedHealthcare, Humana), Medicare, California Medicaid, and TRICARE. Specific in-network coverage varies by clinic — check the individual clinic page for the most accurate list, or call the clinic directly to confirm before your visit.
Which urgent care networks are strongest in San Mateo?
The largest walk-in care networks in the San Mateo area include the major regional health systems. See the 'Local networks' section on this page for a description of each — their typical services, affiliated hospitals, and FAQs about insurance acceptance.
Is urgent care cheaper than the ER in San Mateo?
Yes — significantly. A typical urgent care visit in San Mateo costs $25–$75 with insurance (copay), or $100–$200 cash-pay for a basic visit. An ER visit averages $1,500–$2,500 even for non-emergency issues. Urgent care is appropriate for fevers, flu, UTIs, pink eye, minor injuries, strep, and most same-day concerns — reserve the ER for chest pain, stroke symptoms, severe bleeding, or trouble breathing.
Do San Mateo urgent care clinics take walk-ins, or do I need an appointment?
All San Mateo urgent care clinics accept walk-ins — that's their core business. Many large chains (MinuteClinic, AFC Urgent Care, Concentra, and Solv-partnered clinics) also let you reserve a time slot online to skip the waiting room. Wait times are typically posted live on each clinic's website.
Are there pediatric urgent care options in San Mateo?
Most adult urgent cares in San Mateo see children age 1 and older. For infants under 12 months or complex pediatric presentations, look for dedicated pediatric urgent care — PM Pediatric Care, children's-hospital-affiliated walk-in centers, or pediatric-specific clinics. Check individual clinic pages for pediatric availability and age ranges.
How late are urgent care clinics open in San Mateo?
Most San Mateo urgent care clinics are open 8 AM to 8 PM, 7 days a week. Some major-chain locations (MinuteClinic, AFC Urgent Care, Concentra) offer extended or weekend hours, and a handful operate 24/7. Check the 'hours' line on each individual clinic page for current operating times — clinic schedules change, so we recommend confirming before travel.