National Assessment uses the services of industry experts to certify the accuracy and fairness of each evaluation product.

Gunnar B.J. Andersson, M.D., Ph.D.

National Assessment is proud to announce the appointment of Gunnar B.J. Andersson, M.D., Ph.D. as the NAI Medical Certification Director for our impairment rating skills exams.

Dr. Andersson has been at the forefront of spine surgery research and education for more than 30 years.  He is the author and co-author of more than 200 academic papers and over 150 books and book chapters mostly related to back pain and back injuries.  Dr. Andersson was the Senior Medical Editor of Fifth Edition of the Guides to the Evaluation of Permanent Impairment.

Dr. Andersson is a member of numerous organizations and societies dealing with the research and care of back patients.  He is Professor and Chairman, Department of Orthopedic Surgery at Rush-Presbyterian-St. Luke’s Medical Center.  Dr. Andersson is board certified in Orthopedic Surgery.