Internal Medicine, Nephrology in FOUNTAIN VALLEY, CA
Request an appointment and we'll contact this provider to confirm availability for you.
John Christian Ong, DO, is a physician specializing in Internal Medicine and Nephrology based in Fountain Valley, CA.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
JOHN CHRISTIAN ONG specializes in Internal Medicine, Nephrology.
JOHN CHRISTIAN ONG practices in FOUNTAIN VALLEY, CA.
JOHN CHRISTIAN ONG's NPI number is 1477056406.