Directions to AFC Urgent Care and Walk-In Clinic in El Cajon & Santee Get Directions: 10538 Mission Gorge Road Suite 100, Santee, CA 92071 Hours: Monday - Sunday: 8:00AM - 8:00PM New Patients: (619) 456-0033 Existing Patients: (619) 456-0033 10538 Mission Gorge Road Suite 100 Santee, CA 92071