Northridge, CA 91324. Phone: 818-727-2040 opens phone dialer. Fax: 818-727-2090. Open 7 days a week, from 9am to 9pm. (Last patient registered at 8:30pm). Directions. If coming off the 405 Freeway, take the Nordhoff Street exit and head east. Our urgent care is located on the corner of Nordhoff and Tampa. 5.0..