ICD-9-CM 2015 Code Books for Hospitals Volumes 1, 2, 3

ICD-9-CM stands for International Classification of Diseases 9th Revision Clinical Modification. In addition to ICD-9-CM Volumes 1 and 2 diagnosis codes, ICD-9-CM Volume 3 contains ICD-9-CM procedure codes that hospitals must use for reimbursement.

Please Note: Effective October 1, 2015, ICD9 will be replaced by ICD-10, and no longer used for insurance billing purposes.