ICD-Code E78.5 is a billable ICD-10 code used for healthcare diagnosis reimbursement of Hyperlipidemia, Unspecified. Its corresponding ICD-9 code is 272.4. Billable: Yes ICD-9 Code Transition: 272.4 Code E78.5 is the diagnosis code used for Hyperlipidemia, Unspecified, a disorder of lipoprotein metabolism other lipidemias.