Home » Medical Staff » Pediatrics » Lo, Kenson MD Dr. Kenson Lo, Pediatrics Kenson Lo, MD is on staff atCHOC Hospital Orange | CHOC Mission Hospital Office Phone: 949-858-1100 Appointments: 949-388-1798 Specialty: Pediatrics Board Certified: American Board of Pediatrics Dr. Lo is board certified and a member of the CHOC Primary Care Network who treats kids and teens in Orange County. Locations Southern Orange County Pediatric Associates 30212 Tomas, Suite 220 Rancho Santa Margarita, CA 92688 phone: 949-858-1100 fax: 949-858-1820 Visit socpa.choc.org