Dr. Frederick Christensen is an audiologist practicing in ST AUGUSTINE, FL. Dr. Christensen evaluates, diagnoses and treats hearing loss, balance issues and tinnitus. Audiologists can care for patients of all ages and treat almost all types of hearing loss. As an audiologist, Dr. Christensen takes part in services like prescribing and fitting hearing aids, recommending assisted listening devices and providing hearing rehabilitation. Audiologists can work in a number of settings such as hospitals, schools, clinics, private practices as well as government, military and VA hospitals.