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E78.00 — Pure hypercholesterolemia, unspecified
E78.00
What this code means
Pure hypercholesterolaemia is a raised level of cholesterol in the blood without other lipid abnormalities specified.
Also called: high cholesterol, pure hypercholesterolemia.
When this code is used
Used for pure hypercholesterolaemia.
Where it sits in ICD-10-CM
Code E78.00 belongs to Chapter 4: Endocrine, nutritional and metabolic diseases, which covers codes E00–E89 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.
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Frequently asked questions
What is ICD-10-CM code E78.00?
E78.00 is the ICD-10-CM diagnosis code for “Pure hypercholesterolemia, unspecified”. Pure hypercholesterolaemia is a raised level of cholesterol in the blood without other lipid abnormalities specified.
When is code E78.00 used?
Used for pure hypercholesterolaemia. It belongs to Chapter 4 of ICD-10-CM (Endocrine, nutritional and metabolic diseases).
This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.