I10 - Essential (primary) hypertension

Code

I10 - Essential (primary) hypertension
[Billable]

Includes

  • high blood pressure
  • hypertension (arterial) (benign) (essential) (malignant) (primary) (systemic)

Not Coded Here

  • hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)

Not Included Here

  • essential (primary) hypertension involving vessels of brain (I60-I69)
  • essential (primary) hypertension involving vessels of eye (H35.0-)

Code Tree

I00-I99 - Diseases of the circulatory system
  • I10-I16 - Hypertensive diseases
    • I10 - Essential (primary) hypertension
    • I11 - Hypertensive heart disease
    • I12 - Hypertensive chronic kidney disease
    • I13 - Hypertensive heart and chronic kidney disease
    • I15 - Secondary hypertension
    • I16 - Hypertensive crisis

Map to ⑨

I10 converts approximately to one of the following ICD-9-CM codes:
  • 401.0 - Malignant essential hypertension
  • 401.1 - Benign essential hypertension
  • 401.9 - Unspecified essential hypertension
I10 - Essential (primary) hypertension is a sample topic from the ICD-10-CM.

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ICD-10-CM 2022 Coding Guide™ from Unbound Medicine. Search online 72,000+ ICD-10 codes by number, disease, injury, drug, or keyword. .