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Compare/I15 vs I60

I15 vs I60

I15 (Secondary hypertension) compared with I60 (Nontraumatic subarachnoid hemorrhage), 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. I15 carries an Excludes2 note covering I60: “secondary hypertension involving vessels of brain (I60-I69)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

I15Secondary hypertensionI60Nontraumatic subarachnoid hemorrhage
Billing statusNon-billable header

Report instead: I15.0, I15.1, I15.2, I15.8, I15.9

Non-billable header

Report instead: I60.00, I60.01, I60.02, I60.10, I60.11

ClassificationI00-I99 — Diseases of the Circulatory System (I00-I99)I00-I99 — Diseases of the Circulatory System (I00-I99)
DefinitionSecondary hypertension is a non-billable ICD-10-CM category code (I15).Nontraumatic subarachnoid hemorrhage is a non-billable ICD-10-CM category code (I60).
Use additional code
code to identify:
exposure to environmental tobacco smoke (Z77.22)
history of tobacco dependence (Z87.891)
code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-)
code to identify presence of:
alcohol abuse and dependence (F10.-)
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources