2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Injury And Poisoning 800-999 > Complications Of Surgical And Medical Care, Not Elsewhere Classified 996-999 > Other Complications Of Procedures Not Elsewhere Classified 998.* > 2008 ICD-9-CM Diagnosis 998.1 Hemorrhage or hematoma complicating a procedure not elsewhere classified  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 998.1 can be accessed here. 998.1 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 998.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. 998.1 excludes: hemorrhage, hematoma or seroma: complicating cesarean section or puerperal perineal wound (674.3) due to implanted device or graft (996.70-996.79)