H40.05 (Ocular hypertension) is an umbrella ICD-10-CM medical diagnosis code in the Diseases of the eye and adnexa chapter. It identifies cases of ocular hypertension for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

H40.05 — Ocular hypertension

Chapter H00-H59: Diseases of the eye and adnexa

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Sub-codes under H40.05

H40.051Ocular hypertension, right eyeH40.052Ocular hypertension, left eyeH40.053Ocular hypertension, bilateralH40.059Ocular hypertension, unspecified eye

Related diagnoses

H40.00Preglaucoma, unspecifiedH40.01Open angle with borderline findings, low riskH40.02Open angle with borderline findings, high riskH40.03Anatomical narrow angleH40.04Steroid responderH40.06Primary angle closure without glaucoma damage

Common questions about H40.05 (Ocular hypertension)

What does ICD-10 code H40.05 mean?
H40.05 is the ICD-10-CM 2025 code for Ocular hypertension. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is H40.05 a billable diagnosis code?
H40.05 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under H40.05. Browse the sub-codes listed on this page.
Which ICD-10 chapter does H40.05 belong to?
H40.05 belongs to the chapter "Diseases of the eye and adnexa" (codes H00-H59). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Ocular hypertension?
For a plain-language explanation of Ocular hypertension, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Ocular hypertension" above to get a personalised answer.

Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗