• Rancho Urgent Care Center at Rancho San Antonio Medical Plaza


    Due to COVID-19 precautions, the following information is provided for our patients and their families.

    Urgent Care Patients

    Due to COVID-19 precautions, if you seek medical attention at a San Antonio Regional Hospital Urgent Care and you have a fever and respiratory symptoms, you will need to call the urgent care once you arrive at the facility. Below are the urgent care phone numbers to call before entering the urgent care:

    • Rancho Cucamonga urgent care: 909.948.8100

    Rancho Cucamonga Urgent Care. Walk-in Clinic.

    Conveniently located on Milliken Avenue, between E. Foothill Boulevard and Church Street, the Rancho San Antonio Medical Plaza provides urgent care and walk-in clinic needs.

    You can make an online appointment for quick and convenient medical care including pediatric urgent care. Alternatively, you can walk-in and wait for the next available opening.
    Monday - Friday
    9 am - 8 pm
      Weekends & Holidays
    9 am - 5 pm

    7777 Milliken Avenue, Rancho Cucamonga, CA, 91730



    Get InQuicker by making your same-day appointment now at our Rancho Cucamonga location

    Rancho San Antonio Medical Plaza
    7777 Milliken Avenue
    Rancho Cucamonga, CA, 91730  


    No upcoming InQuicker times available    

    In addition to Urgent Care, these outpatient services are available:

    Diagnostic Services and Treatment  

    • 3D Mammograms
    • Ultrasound
    • X-ray
    • Laboratory Services
    • Physical Therapy
    • EKG

    To schedule imaging services at any of our locations, please call 909.948-8166

    Click here to download the Outpatient Services map and information