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 998.12 Hematoma complicating a procedure  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 Therefore, this code may be out of date.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 998.12 can be accessed here. 998.12 is a specific code that can be used to specify a diagnosis 998.12 contains 3 index entries 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. Index entries containing 998.12: Complications hematoma (intraoperative) (postoperative) 998.12 surgical procedures 998.9 hematoma 998.12 Hematoma (skin surface intact) (traumatic) - see also Contusion postoperative 998.12