E78 vs R75
E78 (Disorders of lipoprotein metabolism and other lipidemias) compared with R75 (Inconclusive laboratory evidence of human immunodeficiency virus [HIV]), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. R75 carries an Excludes2 note covering E78: “abnormalities of lipids (E78.-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| E78Disorders of lipoprotein metabolism and other lipidemias | R75Inconclusive laboratory evidence of human immunodeficiency virus [HIV] | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | E00-E89 — Endocrine, Nutritional and Metabolic Diseases (E00-E89) | R00-R99 — Symptoms, Signs and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified (R00-R99) |
| Definition | Disorders of lipoprotein metabolism and other lipidemias is a non-billable ICD-10-CM category code (E78). | Inconclusive laboratory evidence of human immunodeficiency virus [HIV] is a billable ICD-10-CM diagnosis code (R75). |
| Includes | — | Nonconclusive HIV-test finding in infants |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources