Definitions for "International Classification of Diseases"
The ICD is a coding system for diseases, injuries, and causes of deaths as adopted by the World Health Assembly. The coding system used is defined in the International Classification of Diseases, 9th Revision, 1975, with some minor modifications.
diagnostic codes designed for the classification of morbidity and mortality information for statistical purposes, and for the indexing of hospital records by disease and operations, for data storage and retrieval.
This book lists the codes assigned to each disease or diagnosis, numerically (in Volume 1 and alphabetically in Volume 2). Both medical professionals and benefit industry professionals (like Claims Analysts) use ICD codes, sometimes called diagnosis codes.