Ontario, CA 8 Optum locations

Find a provider in the following locations or search for one here:
  • California Kidney Specialists

    1304 W Holt Blvd
    Ontario, California, 91762
    1-909-781-5460
    Day of the WeekHours
    Monday9:00 AM - 5:00 PM
    Tuesday9:00 AM - 5:00 PM
    Wednesday9:00 AM - 5:00 PM
    Thursday9:00 AM - 5:00 PM
    Friday9:00 AM - 5:00 PM
    SaturdayClosed
    SundayClosed
  • Sana Medical Clinic

    1435 S Grove Ave
    Ontario, California, 91761
    1-909-983-0027
    Day of the WeekHours
    Monday9:00 AM - 5:00 PM
    Tuesday9:00 AM - 5:00 PM
    Wednesday9:00 AM - 5:00 PM
    Thursday9:00 AM - 5:00 PM
    Friday9:00 AM - 5:00 PM
    SaturdayClosed
    SundayClosed
  • Peter Ho Win, MD

    1520 N Mountain Ave
    Ontario, California, 91762
    1-909-986-5800
    Day of the WeekHours
    Monday9:00 AM - 5:00 PM
    Tuesday9:00 AM - 5:00 PM
    Wednesday9:00 AM - 5:00 PM
    Thursday9:00 AM - 5:00 PM
    Friday9:00 AM - 5:00 PM
    SaturdayClosed
    SundayClosed
  • Thaker Urological Center

    1791 E Holt Blvd
    Ontario, California, 91761
    1-909-460-0354
    Day of the WeekHours
    Monday9:00 AM - 5:00 PM
    Tuesday9:00 AM - 5:00 PM
    Wednesday9:00 AM - 5:00 PM
    Thursday9:00 AM - 5:00 PM
    Friday9:00 AM - 5:00 PM
    SaturdayClosed
    SundayClosed
  • Concentra Urgent Care

    2171 S Grove Ave
    Ontario, California, 91761
    1-866-944-6046
    Day of the WeekHours
    Monday7:00 AM - 6:00 PM
    Tuesday7:00 AM - 6:00 PM
    Wednesday7:00 AM - 6:00 PM
    Thursday7:00 AM - 6:00 PM
    Friday7:00 AM - 6:00 PM
    SaturdayClosed
    SundayClosed
  • Sushil Anand, MD FAAP

    304 W F St
    Ontario, California, 91762
    1-909-983-4746
    Day of the WeekHours
    Monday9:00 AM - 5:00 PM
    Tuesday9:00 AM - 5:00 PM
    Wednesday9:00 AM - 5:00 PM
    Thursday9:00 AM - 5:00 PM
    Friday9:00 AM - 5:00 PM
    SaturdayClosed
    SundayClosed
  • Brad Katzman, DPM

    728 N Euclid Ave
    Ontario, California, 91762
    1-909-984-5614
    Day of the WeekHours
    Monday8:00 AM - 5:00 PM
    Tuesday8:00 AM - 5:00 PM
    Wednesday8:00 AM - 5:00 PM
    Thursday8:00 AM - 5:00 PM
    Friday8:00 AM - 5:00 PM
    SaturdayClosed
    SundayClosed
  • Upperline Healthcare California PC

    728 N Euclid Ave
    Ontario, California, 91762
    1-909-984-5614
    Day of the WeekHours
    Monday9:00 AM - 5:00 PM
    Tuesday9:00 AM - 5:00 PM
    Wednesday9:00 AM - 5:00 PM
    Thursday9:00 AM - 5:00 PM
    Friday9:00 AM - 5:00 PM
    SaturdayClosed
    SundayClosed