I10 vs I69
I10 (Essential (primary) hypertension) compared with I69 (Sequelae of cerebrovascular disease), 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. I10 carries an Excludes2 note covering I69: “essential (primary) hypertension involving vessels of brain (I60-I69)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Sequencing on the claim
1stI69 then I10
I69 carries a Use Additional Code instruction covering I10: “hypertension (I10-I1A)”
Side by side
| I10Essential (primary) hypertension | I69Sequelae of cerebrovascular disease | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | I00-I99 — Diseases of the Circulatory System (I00-I99) | I00-I99 — Diseases of the Circulatory System (I00-I99) |
| Definition | Essential (primary) hypertension is a billable ICD-10-CM diagnosis code (I10). | Sequelae of cerebrovascular disease is a non-billable ICD-10-CM category code (I69). |
| Includes | high blood pressure hypertension (arterial) (benign) (essential) (malignant) (primary) (systemic) | — |
| Use additional code | code to identify: exposure to environmental tobacco smoke (Z77.22) history of tobacco dependence (Z87.891) | code to identify presence of: alcohol abuse and dependence (F10.-) exposure to environmental tobacco smoke (Z77.22) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources