Dr. John A. Sarkaria is a pediatrician in Tustin, California and is affiliated with multiple hospitals in the area, including Orange County Global Medical Center and Providence St. Joseph Hospital-Orange. He received his medical degree from David Geffen School of Medicine at UCLA and has been in practice for more than 20 years. Dr. John A. Sarkaria has expertise in treating coronary artery disease, hypertension & high blood pressure, diabetes, among other conditions - see all areas of expertise. Dr. John A. Sarkaria accepts Medicare, Aetna, Humana, Blue Cross, United Healthcare - see other insurance plans accepted.