Dr. John Warner received his education and completed his internship in aesthetic dentistry at the UCLA Dental School. In practice for 35 years, Dr. Warner is a member of the American Dental Association, California Dental Association and the Orange County Dental Society. He remains active in his community by volunteering his time at the St. Jean de Letonnac Dental Clinic.

Dr. Warner and his wife, Mary, have three daughters and one grandson. He has lived in the Tustin area for 20 years. In his free time, Dr. Warner enjoys golf, racquetball and running.