Other and unspecified hyperlipidemia. Short description: Hyperlipidemia NEC/NOS. ICD-9-CM 272.4 is a billable medical code that can be used to specify a diagnosis on. what is hyperlipidemia nec nos – Ask. What Is Hyperlipidemia. CARDIOVASCULAR – Center To Advance Palliative. Comments are closed.ncludes coding notes, ICD-9-CM conversion links, metadata, index back-references and DRG grouping. What Is Hyperlipidemia Nos. 2014 ICD-10-CM Diagnosis Code E78.2 :. NEC = not elsewhere classified.