Dr. Christiansen received his Medical Degree from the Medical College of Virginia in Richmond. He completed his residency at Albany Medical Center Hospital and also M.S. Hersey Medical Center. Dr. Christiansen has been working in Emergency Medicine since 1979. He came to Hunterdon Medical Center in 1990 and began working in the Emergency Department. He is currently the Medical Director for Occupational Health services at Hunterdon Medical Center and has served in this role since 1996. Dr. Christiansen is board certified in Emergency Medicine.