Home » Locations » Southern Orange County Pediatric Associates Rancho Santa Margarita Southern Orange County Pediatric Associates Rancho Santa Margarita MenuLocations Home Emergency Departments Emergency Department, Orange Emergency Department, Mission Viejo Transfer Partner: Mission Hospital, Laguna Beach Hospitals CHOC Hospital, Orange CHOC at Mission Hospital, Mission Viejo Urgent Care In-Hospital Services Diagnostic Services Heart Services Metabolic Laboratory Procedure Center Primary Care Specialty Care A member of the CHOC Primary Care Network Location 30212 Tomas Suite 220 Rancho Santa Margarita, CA 92688 Contact: 949-770-4242 Fax: 949-858-1820 Get Directions Visit Site