I10 is the ICD-10 code for Essential (primary) hypertension. It is a three-character category that is not subdivided further. It belongs to the block I10–I15 (Hypertensive diseases) in Chapter IX, Diseases of the circulatory system.
- Code type
- Category (3 characters)
- Chapter
- IX · I00–I99
- Classification
- WHO ICD-10, 2019 version
What I10 includes
Conditions and terms that are coded here.
- High blood pressure
- Hypertension (arterial)(benign)(essential)(malignant)(primary)(systemic)
What I10 excludes
Conditions that look similar but belong under another code.
I10 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
I10Essentiell hypertoni (högt blodtryck utan känd orsak)
- I10.9Essentiell hypertoni (högt blodtryck utan känd orsak)
I10Essensiell hypertensjon
DI10Blodtryksforhøjelse af ukendt årsag
- DI109Essentiel hypertension
I10Essentiaalinen (primaarinen) verenpainetauti
I10Essentielle (primäre) Hypertonie
- I10.0Benigne essentielle Hypertonie
- I10.1Maligne essentielle Hypertonie
- I10.9Essentielle Hypertonie, nicht näher bezeichnet
I10Hypertension essentielle (primitive)
I10essentiële (primaire) hypertensie
I10Essential (primary) hypertension
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
Look up another code
Stop looking codes up by hand
Docdemic listens to the consultation, writes the note and suggests the diagnosis and procedure codes that fit it, each one checked against your country’s official code list.
Try Docdemic free