2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Supplementary Classification Of Factors Influencing Health Status And Contact With Health Services V01-V86 > Persons With Potential Health Hazards Related To Personal And Family History V10-V19 > Family History Of Certain Other Specific Conditions V18.* > 2008 ICD-9-CM Diagnosis V18.9 Family history of genetic disease carrier  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 Therefore, this code may be out of date.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 V18.9 can be accessed here. V18.9 is a specific code that can be used to specify a diagnosis V18.9 contains 2 index entries View the ICD-9-CM Volume 1 V18.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Index entries containing V18.9: History (personal) of family carrier, genetic disease V18.9 genetic disease carrier V18.9