H16.00 (Unspecified corneal ulcer) is an umbrella ICD-10-CM medical diagnosis code in the Diseases of the eye and adnexa chapter. It identifies cases of unspecified corneal ulcer for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

H16.00 — Unspecified corneal ulcer

Chapter H00-H59: Diseases of the eye and adnexa

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Sub-codes under H16.00

H16.001Unspecified corneal ulcer, right eye H16.002Unspecified corneal ulcer, left eye H16.003Unspecified corneal ulcer, bilateral H16.009Unspecified corneal ulcer, unspecified eye

Related diagnoses

H16.01Central corneal ulcer H16.02Ring corneal ulcer H16.03Corneal ulcer with hypopyon H16.04Marginal corneal ulcer H16.05Mooren's corneal ulcer H16.06Mycotic corneal ulcer H16.07Perforated corneal ulcer

Common questions about H16.00 (Unspecified corneal ulcer)

What does ICD-10 code H16.00 mean?

H16.00 is the ICD-10-CM 2025 code for Unspecified corneal ulcer. 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 H16.00 a billable diagnosis code?

H16.00 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under H16.00. Browse the sub-codes listed on this page.

Which ICD-10 chapter does H16.00 belong to?

H16.00 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 Unspecified corneal ulcer?

For a plain-language explanation of Unspecified corneal ulcer, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Unspecified corneal ulcer" 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 ↗