An Overview of ICD-10

The 10th revision of the International Statistical Classification of Diseases and Related Health Problems (ICD-10) is a medical classification list by the World Health Organization (WHO). ICD-10 is the medical classification system used by the majority of the world and has codes for diseases, symptoms, social circumstances, abnormal findings, complaints and external causes of injury or illness. This guide discusses the transition from ICD-9 to ICD-10 codes, outlines steps for health care organizations to prepare for the transition, recommends staff training areas and provides additional resources on ICD-10. The guide was published in May 2013.