H16.12 (Filamentary keratitis) is an umbrella ICD-10-CM medical diagnosis code in the Diseases of the eye and adnexa chapter. It identifies cases of filamentary keratitis for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

H16.12 — Filamentary keratitis

Chapter H00-H59: Diseases of the eye and adnexa

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Sub-codes under H16.12

H16.121Filamentary keratitis, right eyeH16.122Filamentary keratitis, left eyeH16.123Filamentary keratitis, bilateralH16.129Filamentary keratitis, unspecified eye

Related diagnoses

H16.10Unspecified superficial keratitisH16.11Macular keratitisH16.13PhotokeratitisH16.14Punctate keratitis

Common questions about H16.12 (Filamentary keratitis)

What does ICD-10 code H16.12 mean?
H16.12 is the ICD-10-CM 2025 code for Filamentary keratitis. 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 H16.12 a billable diagnosis code?
H16.12 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under H16.12. Browse the sub-codes listed on this page.
Which ICD-10 chapter does H16.12 belong to?
H16.12 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 Filamentary keratitis?
For a plain-language explanation of Filamentary keratitis, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Filamentary keratitis" 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 ↗